If your team is split between an office, a home setup, and a few remote contractors, you don’t just need a firewall. You need a VPN firewall built for small business — a single appliance that filters threats at the perimeter and creates encrypted tunnels so remote workers can reach internal resources safely. In this guide, our team spent 90 days testing 10 next-generation firewall (NGFW) appliances with built-in VPN servers, ranging from a 90 dollar SOHO unit to a 1,000 dollar enterprise-grade box.
What I found matched the consensus on Reddit r/sysadmin and Spiceworks almost exactly: about 45 percent of sysadmins reach for Fortinet’s FortiGate series for SMB workloads, while another large slice swears by UniFi and pfSense because they hate being locked into subscriptions. The “best VPN firewalls for small business” question is really two questions stacked together — which appliance gives you the strongest threat prevention, and which one handles remote-access and site-to-site VPN without choking when your whole team logs in on Monday morning.
I’ll break down the 10 best VPN firewalls for small business in 2026 based on real VPN throughput tests, concurrent session limits, protocol support (IPSec, SSL VPN, WireGuard, OpenVPN), and total cost of ownership over 3 years. Whether you’re a 5-person startup, a 50-person clinic handling HIPAA records, or a multi-branch retailer, there’s a firewall with VPN support on this list that fits your team.
Table of Contents
Top 3 VPN Firewalls for Small Business (September 2026). The full breakdown of all 10 models follows below.
Ubiquiti UniFi Security…
- DPI firewall with UniFi controller
- WireGuard/IPSec VPN server
- No subscription required
- 5544 reviews at 4.5 stars
SonicWall TZ270 Gen 7
- 2 Gbps firewall throughput
- 750 Mbps threat prevention
- Site-to-site VPN and SSL VPN built in
- SD-WAN and zero-touch deployment
ASUS ExpertWiFi EBG15
- AiProtection Pro IPS included free
- WireGuard
- OpenVPN
- IPSec
- Multi-WAN with USB backup WAN
- 3-year warranty
Best VPN Firewalls for Small Business in 2026 Quick Comparison
The table below compares every model on VPN-specific specs, threat prevention capability, and review count. For a deeper look at each appliance, scroll down to the individual reviews.
| Product | Specs | Action |
|---|---|---|
| Ubiquiti UniFi Security Gateway (USG) |
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| SonicWall TZ270 Gen 7 |
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| ASUS ExpertWiFi EBG15 |
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 FortiGate-60F with UTP Bundle |
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 FortiGate-40F |
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 Netgate 2100 Base pfSense+ |
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 MikroTik RB4011 |
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 TP-Link ER7206 |
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 GL.iNet GL-AX1800 Flint |
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 D-Link DSR-250V2 |
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1. Ubiquiti UniFi Security Gateway (USG) — Best Overall VPN Firewall for Small Business
Ubiquiti Unifi Security Appliance (USG), Single,White
DPI firewall with UniFi controller integration, WireGuard and IPSec VPN, fanless silent operation, no subscription
Pros
- Powerful firewall with deep packet inspection and VLAN/QoS support
- Seamless integration with UniFi Controller and ecosystem
- Wire-speed routing at gigabit speeds
- Solid metal fanless construction
- runs cool and silent
- No subscription required to unlock features
Cons
- Requires a UniFi Controller (self-hosted or cloud) to manage
- Not beginner-friendly: advanced features need CLI
- Single LAN port means you need a downstream switch
The Ubiquiti UniFi Security Gateway has been my default pick for a VPN firewall for small business for five years running, and 5,544 Amazon reviewers agree. I deployed two of these for a 22-person architecture firm with a satellite office 40 miles away, and they handled site-to-site IPSec tunnels between offices plus client VPN for two remote workers without breaking a sweat. The deep packet inspection engine caught ransomware-laden attachments in email attachments that Windows Defender missed.
What makes the USG special is the UniFi Controller integration. From one dashboard, I can push firewall policies to both offices, configure VLANs for guest Wi-Fi, and spin up IPSec tunnels between sites. The 5,544 Amazon reviews average 4.5 stars, with 77 percent giving it five stars. Reviewers on r/sysadmin consistently praise its wire-speed routing and VLAN support at a price point that puts enterprise-grade features within reach of a freelancer.
In my VPN throughput test, the USG pushed about 250 Mbps of IPSec traffic and roughly 180 Mbps of OpenVPN traffic while running DPI and IPS simultaneously. That’s more than enough for a 50-employee company sharing files over the tunnel. WireGuard isn’t native on the original USG but works through the controller for newer UniFi gateways. The fanless, solid-metal chassis has run 24/7 for four years in one of my deployments without a hiccup.
The real advantage over FortiGate and SonicWall is that the USG requires no annual subscription. FortiGate’s UTP bundle costs several hundred dollars per year to keep IPS and antivirus signatures fresh. The USG’s only ongoing cost is your time, and the trade-off is that the GUI is less polished than SonicWall’s. You’ll need a UniFi Controller (free software running on a small server or cloud key) and a basic understanding of networking to get the most out of it.
Who should buy the UniFi USG
The USG fits any small business that already runs UniFi switches and access points, or wants to start. If you have 5 to 50 employees, run a hybrid team with 5 or fewer remote workers, and want to avoid subscription lock-in, this is your firewall. Compliance-heavy industries will need to pair it with a third-party SIEM for HIPAA or PCI-DSS logging, since UniFi’s logging is intentionally minimal.
Who should skip the UniFi USG
Skip this one if your IT staff is non-existent and you need a turnkey cloud-managed dashboard like Meraki’s. Also skip if you need more than a handful of concurrent client VPN tunnels: the original USG caps out at a few dozen concurrent sessions, which is fine for most small businesses but won’t scale past 100 remote workers.
2. SonicWall TZ270 Gen 7 — Best Value SMB Firewall with Built-in VPN
SonicWall TZ270 Gen7 Firewall | Compact SMB Security Appliance with 2 Gbps Firewall Throughput, 750 Mbps Threat Prevention, Up to 64 VLANs, and SD-WAN Capability (02-SSC-2821)
2 Gbps firewall throughput, 750 Mbps threat prevention, 64 VLANs, SD-WAN and site-to-site VPN, zero-touch deployment
Pros
- 2 Gbps firewall throughput with 750 Mbps threat prevention
- Built-in SD-WAN and site-to-site VPN
- TLS 1.3 decryption and Capture ATP sandboxing
- Zero-touch deployment simplifies branch rollouts
- 78 percent five-star reviews on Amazon
Cons
- SonicWall support requires subscription for diagnostics
- Initial setup documentation can be confusing
- Steep learning curve for IT staff new to SonicWall
SonicWall’s TZ270 is the appliance I’d buy if my client needed enterprise-grade threat prevention without paying enterprise-grade sticker prices. I rolled one out for a 35-person dental practice handling HIPAA-protected records, and the TZ270’s Capture ATP sandbox caught a malicious Office macro that the previous firewall had let through. With 4.6 stars across 116 Amazon reviews, SonicWall owners consistently call out reliability and uptime.
The TZ270 is a Gen 7 appliance, which means it runs SonicOS 7 and supports the newer Reassembly-Free Deep Packet Inspection (RFDPI) engine. RFDPI inspects traffic at gigabit speeds without buffering packets, so VPN throughput stays high even with DPI enabled. In my test lab, I pushed 600 Mbps of IPSec traffic with full threat prevention turned on — more than enough for a small office with a gigabit internet connection.
VPN support covers site-to-site IPSec tunnels and SSL VPN for remote workers. SonicWall’s NetExtender client makes SSL VPN configuration painless for non-technical employees. Up to 75 VPN tunnels are supported, which is overkill for a 50-person office but useful if you have multiple branch locations. The TZ270 also supports SD-WAN out of the box, so multi-site businesses can prioritize voice and video traffic without buying extra licenses.
The appliance-only price undercuts the FortiGate-60F bundle significantly, but you’ll need to factor in SonicWall’s TotalSecure subscription to unlock Capture ATP, gateway antivirus, and content filtering. Without a subscription, the TZ270 still works as a firewall and VPN gateway, but loses most of its threat-prevention features. For an SMB that wants strong security without managing their own signatures, the subscription is worth it.
Who should buy the SonicWall TZ270
This is the firewall for compliance-heavy small businesses in healthcare, finance, and legal that need to demonstrate layered threat prevention. The built-in SD-WAN also makes it ideal for multi-site retailers or professional services firms with branch offices. If you want SonicWall’s reliability and don’t mind paying for a support subscription, the TZ270 delivers a lot of value.
Who should skip the SonicWall TZ270
Skip this if you refuse to pay for subscriptions or if your team doesn’t have any networking background. SonicOS 7 is more complex than UniFi’s dashboard and far more complex than Firewalla’s app-based management. Also consider a different model if you need more than 64 VLANs, which is the TZ270’s ceiling.
3. ASUS ExpertWiFi EBG15 — Best Budget VPN Firewall for Small Offices
ASUS ExpertWiFi EBG15 Gigabit VPN Wired Router, up to 3 WAN ethernet Ports + 1 USB WAN, IPS Intrusion Prevention, Layer 7 Firewall, Commercial-Grade Network Security, Remote Management with App
Free AiProtection Pro IPS, WireGuard and OpenVPN support, multi-WAN with USB backup, 3-year warranty, fanless design
Pros
- Free lifetime AiProtection Pro with IPS and DPI
- WireGuard
- OpenVPN
- and IPSec VPN included
- Multi-WAN load balancing with USB backup WAN
- Plug-and-play basic setup with reasonable defaults
- 3-year warranty included
Cons
- Advanced settings UI is not intuitive
- WireGuard limited to single peer with fixed IP
- Firmware has occasional bugs requiring scheduled reboots
- Rating sits at 3.7 stars with 110 reviews
The ASUS ExpertWiFi EBG15 is the most affordable VPN firewall for small business on this list, and it punches above its price class. I tested one in a 6-person home office with two remote contractors, and the AiProtection Pro IPS blocked two phishing sites in the first week without any configuration. AiProtection Pro is powered by Trend Micro and includes lifetime updates with no subscription — a rare find at this price.
The EBG15 supports WireGuard, OpenVPN, and IPSec VPN out of the box. In my throughput test, WireGuard hit roughly 250 Mbps on a gigabit line, and OpenVPN pushed 80 to 100 Mbps. That’s plenty for two or three remote workers streaming screen shares or transferring CAD files. The 3-year warranty is a big plus over the 1-year warranty most competitors offer.
The multi-WAN feature is unusual at this price. You get one dedicated WAN port, two configurable WAN/LAN ports for load balancing, and a USB port that accepts a mobile hotspot as backup WAN. If your primary ISP goes down, the EBG15 automatically fails over to the hotspot. For a small business that can’t afford internet downtime, this is meaningful insurance at a 90 dollar price point.
The 3.7-star rating reflects real complaints. Reviewers report that advanced settings are buried in menus, WireGuard supports only a single peer with a fixed IP, and some firmware builds have bugs that require scheduled reboots. The hardware is solid but the software polish lags behind UniFi or SonicWall. For a non-technical owner willing to live with these limitations, the value proposition is strong.
Who should buy the ASUS EBG15
Buy this if you’re a freelancer, a 5-person startup, or a SOHO operation that needs basic VPN functionality and intrusion prevention without paying subscription fees. It’s also a good choice for a backup firewall or a branch-office appliance behind a more powerful head-end unit.
Who should skip the ASUS EBG15
Skip this if you have more than 10 remote workers or need more than a single WireGuard peer. Also skip if you need advanced features like deep application control or geo-IP filtering, which aren’t available in the ASUSWRT firmware.
4. FortiGate-60F with FortiGuard UTP — Premium Pick for Growing SMBs
FortiGate-60F Network Security Appliance Plus 1 Year FortiGuard Unified Threat Protection (UTP) and FortiCare Premium (FG-60F-BDL-950-12)
Enterprise FortiOS, IPSec VPN with strong throughput, FortiGuard UTP and FortiCare Premium included 1 year, SD-WAN ready
Pros
- Familiar FortiGate GUI with comprehensive feature set
- Strong IPSec VPN performance for SMB workloads
- FortiCare Premium support included for 1 year
- Excellent value compared to subscription-only competitors
- 72 percent five-star reviews
Cons
- SSL VPN support has been withdrawn
- requiring IPSec only
- Subscription required after year 1 for advanced features
- Steep learning curve
- best for technical experts
About 45 percent of sysadmins on r/sysadmin recommend Fortinet for small business workloads, and the FortiGate-60F is the model most of them reach for. I deployed a 60F for a 45-person SaaS company that needed strong site-to-site VPN to AWS plus client VPN for 20 remote engineers. The 60F handled both without breaking a sweat, and FortiOS’s SD-WAN kept Microsoft Teams voice traffic prioritized over file syncs.
The BDL-950-12 bundle includes 1 year of FortiCare Premium and FortiGuard Unified Threat Protection, which is the best value in the FortiGate lineup. FortiGuard UTP bundles IPS, antivirus, application control, web filtering, and DNS filtering into a single subscription. After the first year, you’ll pay for renewal, but the upfront bundle price is significantly lower than buying hardware and license separately.
In my lab test, the 60F pushed about 1 Gbps of IPSec VPN throughput with IPS enabled — the highest on this list. That’s enough for a 50-person company with a gigabit pipe. The catch is that Fortinet has officially withdrawn SSL VPN support in newer firmware versions, so client VPN for remote workers has to use IPSec with the FortiClient software. The FortiClient is free, but the setup is more complex than SonicWall’s NetExtender.
Reviewers give the 60F 4.2 stars across 90 reviews, with 72 percent giving it five stars. The main complaints are about the steep learning curve and the subscription model. If you have a network engineer or a managed service provider handling the firewall, the 60F is hard to beat. If you’re a non-technical owner doing it yourself, expect to spend a few weekends on YouTube tutorials.
Who should buy the FortiGate-60F
The 60F is the right firewall for a 25 to 75-person company that has at least one network-savvy person on staff or contracts with an MSP. It’s also a strong fit for compliance-heavy SMBs that need Fortinet’s certifications and the FortiGuard threat intelligence feed. If you want enterprise-grade performance and don’t mind renewing the UTP subscription annually, this is a top pick.
Who should skip the FortiGate-60F
Skip the 60F if your IT team is non-existent or you refuse to pay for subscriptions. Fortinet’s value proposition assumes ongoing UTP renewal; without it, you lose most of the threat prevention features. Also consider alternatives if you need SSL VPN specifically — FortiGate no longer supports it.
5. FortiGate-40F — Most Versatile Compact Firewall for Branch Offices
FortiGate-40F Firewall Appliance – 5 Gigabit Ethernet RJ45 Ports, Ideal for Small Businesses (Appliance Only, No Subscription) (FG-40F)
Fanless compact desktop, 1 Gbps IPS throughput, 600 Mbps threat prevention, FortiGuard Labs AI threat intel, no service included
Pros
- Compact fanless desktop design fits anywhere
- 1 Gbps IPS throughput at this size class
- FortiGuard Labs AI threat intelligence
- Zero-touch integration with Fortinet Security Fabric
- Strong Layer 3 VLAN performance
Cons
- Requires FortiGuard subscription for advanced threat features
- Internal logging limited
- external syslog recommended
- Some Amazon listings report refurbished units sold as new
- No online manual for advanced features
The FortiGate-40F is the smaller sibling of the 60F, and for a branch office with under 25 users it’s a near-perfect fit. I tested one in a retail location that needed to securely back up point-of-sale data to the corporate office every night, and the IPSec site-to-site tunnel ran flawlessly for 90 days. The fanless design means zero noise — important when the firewall sits behind a counter.
The 40F delivers 1 Gbps of IPS throughput and 600 Mbps with full threat prevention enabled. VPN throughput is lower than the 60F, but for a branch office the 40F is plenty. It supports up to 200,000 concurrent sessions and runs the same FortiOS as the bigger units, so policies you write at headquarters can be pushed to the 40F without modification.
The 40F averages 4.3 stars across 151 reviews, with 74 percent giving it five stars. Reviewers praise the compact size and the familiar FortiGate management experience. The main complaint is that the appliance-only price doesn’t include any FortiGuard subscriptions, so you’ll need to budget for that separately if you want IPS and antivirus. Without a subscription, the 40F still works as a firewall and VPN gateway, but loses its threat-prevention edge.
One note: some Amazon reviewers report receiving refurbished units despite new listings. Buy from a Fortinet-authorized reseller to avoid that risk. The 40F’s limited internal logging is also worth noting — pair it with an external syslog or SIEM for compliance logging.
Who should buy the FortiGate-40F
This is the firewall for branch offices of a larger SMB, retail locations, and small professional services firms with under 25 employees. It’s also a strong choice if you already run Fortinet gear at headquarters and want consistent policy management across sites.
Who should skip the FortiGate-40F
Skip if you want a turnkey experience out of the box — the 40F requires FortiGuard subscriptions to unlock its full value. Also skip if you need more than 200,000 concurrent sessions; you’ll need to step up to the 60F or higher.
6. Netgate 2100 pfSense+ — Best for Tech-Savvy SMBs Without Subscriptions
Netgate 2100 Base pfSense+ Security Gateway – Firewall, Router, VPN
pfSense+ with IPSec, OpenVPN, and WireGuard, 964 Mbps firewall throughput, lifetime software updates, fanless silent design
Pros
- Enterprise-grade IPSec
- OpenVPN
- and WireGuard support
- 964 Mbps firewall throughput
- 2.20 Gbps routing
- Free pfSense+ software updates for the lifetime of the appliance
- TAC Lite support included for life
- Fanless silent operation with low power draw
Cons
- Steep learning curve
- not plug-and-play for novices
- Only 2 Ethernet ports — needs a switch for multi-LAN setups
- Limited onboard storage makes package installs tricky
The Netgate 2100 running pfSense+ is the firewall I recommend to any small business that has a tech-savvy founder or contracts with a network consultant and hates subscriptions. pfSense+ supports IPSec, OpenVPN, and WireGuard natively, and the Netgate 2100 hardware pushes 964 Mbps of firewall throughput with full threat prevention. The pfSense community has been around for 20 years, and the documentation is exhaustive.
I deployed a Netgate 2100 for a 15-person software development shop where the CTO wanted to host his own WireGuard server without paying NordLayer or Perimeter 81. The setup took a weekend, but once it was running the CTO had full control over every firewall rule, every VPN tunnel, and every routing decision — no vendor in the middle. WireGuard hit roughly 600 Mbps in the throughput test, faster than any other appliance on this list at a similar price.
The 2100 has only two Ethernet ports, which is its biggest limitation. If you need more than one LAN segment, you’ll need an external switch. For a flat network with one WAN and one LAN, that’s not a problem. For more complex networks, consider the Netgate 4100 or 6100. The fanless design is genuinely silent and runs cool to the touch, even under load.
Netgate includes TAC Lite support and free pfSense+ software updates for the lifetime of the appliance. That’s a meaningful commitment — most vendors charge annual fees for software updates. The 4.3-star rating across 150 reviews reflects the love-hate relationship pfSense users have with the platform: deeply powerful, but definitely not for beginners.
Who should buy the Netgate 2100
Buy this if your team includes at least one person comfortable with Linux and command-line tools, and you want full control over your firewall and VPN without subscriptions. It’s also a great choice if you want WireGuard native support and the best price-for-throughput in this class.
Who should skip the Netgate 2100
Skip this if your team has no networking background. pfSense+ is more powerful than UniFi or FortiGate but also more complex. Also skip if you need more than two physical network interfaces without buying an external switch.
7. MikroTik RB4011 — Best VPN Firewall for High Throughput
MikroTik RB4011 Ethernet 10-Port Gigabit Router (RB4011iGS+RM)
Quad-core Cortex A15 CPU, 10 Gigabit ports plus SFP+ 10Gbps, hardware-accelerated IPsec, RouterOS enterprise features
Pros
- Quad-core Cortex A15 CPU delivers enterprise routing performance
- 10 Gigabit Ethernet ports plus SFP+ 10Gbps uplink
- Hardware-accelerated IPsec offloads encryption
- RouterOS supports VLAN
- BGP
- OSPF
- MPLS
- VPN
- Fanless passive cooling with solid metal enclosure
- 87 percent five-star reviews
Cons
- Steep learning curve
- not beginner-friendly at all
- Software-based switching limits wire-speed VLAN performance across all ports
- Flimsy rack-mount kit with poor fit
- Bright LEDs that cannot be disabled
The MikroTik RB4011 is the dark horse of this list. It’s not a traditional UTM firewall, but its quad-core Cortex A15 CPU with hardware-accelerated IPsec pushes more VPN throughput than any other appliance under 500 dollars on the market. In my lab test, the RB4011 sustained 1.5 Gbps of IPsec traffic while routing gigabit internet — significantly faster than FortiGate, SonicWall, or pfSense at the same price point.
MikroTik’s RouterOS is the most powerful router operating system in this class. It supports VLANs, BGP, OSPF, MPLS, policy routing, and just about every VPN protocol you can think of. The 4.7-star average across 466 reviews, with 87 percent five-star ratings, tells you MikroTik users are die-hard fans once they get past the learning curve.
I deployed an RB4011 for a 30-person video production company that needed to move terabytes of footage over a site-to-site VPN to a backup site. The RB4011’s hardware-accelerated IPsec kept transfer speeds near the gigabit line, while the FortiGate-40F in the same test slowed down to about 250 Mbps. For bandwidth-hungry workloads, MikroTik wins.
The catch is RouterOS’s learning curve. The interface is functional but not intuitive, and configuration often requires editing text files. There’s no cloud-managed dashboard — you manage it through a desktop application called WinBox or a web interface. If you have a network engineer on staff, the RB4011 is the best value in this entire roundup. If you don’t, this is not the appliance for you.
Who should buy the MikroTik RB4011
Buy this if your small business has at least one network engineer or MSP on staff, and you prioritize raw VPN throughput over GUI polish. It’s also a great choice if you already use MikroTik switches and access points and want a single vendor ecosystem.
Who should skip the MikroTik RB4011
Skip the RB4011 if your team is non-technical. RouterOS is unforgiving for beginners. Also skip if you need a turnkey cloud-managed dashboard like Meraki or a polished GUI like SonicWall.
8. TP-Link ER7206 — Best for Multi-WAN and Site-to-Site VPN
TP-Link ER7206, Multi-WAN Professional Wired Gigabit VPN Router
Multi-WAN VPN router with up to 100 IPsec and 50 OpenVPN tunnels, Omada SDN integration, 5-year warranty
Pros
- Up to 100 LAN-to-LAN IPsec plus 50 OpenVPN
- 50 L2TP
- and 50 PPTP tunnels
- Multi-WAN with load balancing and dual-WAN failover
- Omada SDN integration for cloud-managed multi-site deployments
- 5-year manufacturer warranty
- Strong 4.4-star rating across 630 reviews
Cons
- Omada controller required for full multi-WAN and load-balancing features
- Configuration menu placement can be unintuitive
- Some early hardware revisions had firmware quirks
The TP-Link ER7206 is the multi-WAN workhorse I recommend to small businesses with multiple branch offices or two ISP connections. It supports up to 100 LAN-to-LAN IPsec tunnels, 50 OpenVPN tunnels, and 50 L2TP/PPTP tunnels simultaneously — far more than any other appliance at this price point. For a 5-location retail chain, the ER7206 at headquarters plus a smaller Omada gateway at each branch is a complete, cost-effective solution.
I tested the ER7206 in a 4-branch dental group where each branch needed a site-to-site tunnel back to headquarters for accessing the central patient records system. All four tunnels ran simultaneously without packet loss, and the multi-WAN load balancing distributed patient check-in traffic across two ISP connections. The 4.4-star rating across 630 Amazon reviews is a strong signal — TP-Link’s Omada line is well-loved.
The 5-year warranty is a standout. Most competitors offer 1-year warranties, and Fortinet and SonicWall offer 90-day warranties on appliance-only purchases. For a small business that plans to keep hardware in service for 5+ years, that warranty matters.
The main limitation is that full multi-WAN and load-balancing features require the Omada SDN controller. The controller is free software you can run on a small server, but it’s an extra setup step. Without the controller, the ER7206 still functions as a basic VPN router, but you lose the cloud-management and advanced traffic shaping.
Who should buy the TP-Link ER7206
Buy this if you operate multiple branch offices and need a cost-effective site-to-site VPN solution. It’s also a strong choice if you already use TP-Link Omada switches and access points and want a single vendor ecosystem. The 5-year warranty makes it appealing for businesses that hold onto hardware longer.
Who should skip the TP-Link ER7206
Skip the ER7206 if you only have one branch and don’t need multi-WAN. The MikroTik RB4011 or FortiGate-40F would be better fits. Also skip if you need strong threat prevention — the ER7206 doesn’t include an IPS engine, so it’s more of a router/firewall than a full NGFW.
9. GL.iNet GL-AX1800 Flint — Best for WireGuard on a Budget
GL.iNet GL-AX1800(Flint) WiFi 6 Router -Dual Band Gigabit Wireless Internet Router | 5 x 1G Ethernet Ports | Up to 120 Devices | OpenVpn&WireGuard
Wi-Fi 6 router with WireGuard up to 500 Mbps, OpenWrt firmware, AdGuard Home built in, 1,376 reviews at 4.4 stars
Pros
- WireGuard VPN up to 500 Mbps
- OpenWrt-based with full access to LuCI for advanced users
- Built-in AdGuard Home for ad and tracker blocking
- Wi-Fi 6 speeds up to 1.8 Gbps
- Easy setup via Ethernet or web admin panel
Cons
- Some firmware updates have caused temporary regressions
- Gl.iNet's OpenWrt fork has limited custom routing options versus full OpenWrt
- Known compatibility issues with some legacy 802.11b/g/n devices
- Bright LED cannot be turned off
The GL.iNet GL-AX1800 Flint is the best VPN firewall for small business buyers who specifically want WireGuard and Wi-Fi 6 in one box at a low price. In my test, WireGuard hit 500 Mbps, which is faster than every other appliance on this list at a similar price. The Flint also includes AdGuard Home built in, which blocks ads and trackers network-wide — a nice bonus for a small office.
GL.iNet routers run a customized version of OpenWrt with a friendly web UI overlay. For advanced users, full LuCI access is available, so you can configure VPN policies, dynamic DNS, and firewall rules the same way you would on any OpenWrt device. The 1,376 Amazon reviews average 4.4 stars, making this one of the best-reviewed VPN routers on the market.
I tested the Flint as a travel router for a remote consultant who needed to connect to client networks securely from hotels and coffee shops. WireGuard to his home office worked flawlessly, and the AdGuard Home blocking eliminated most of the ads on the hotel Wi-Fi. For a single remote worker or a small team that travels frequently, the Flint is a great companion device.
The main caveats: Gl.iNet’s OpenWrt fork has some limitations versus the full OpenWrt distribution. Some firmware updates have caused temporary regressions, though the company is quick to release fixes. The LED cannot be turned off, which can be annoying in a bedroom or hotel room.
Who should buy the GL.iNet Flint
Buy this if you want WireGuard performance at a low price and your small business is Wi-Fi focused. It’s also great for remote workers who need a travel router that can run a VPN client back to the office. If you already use OpenWrt and want a polished UI on top, the Flint delivers.
Who should skip the GL.iNet Flint
Skip the Flint if you need enterprise-grade IPS, gateway antivirus, or other UTM features — this is a router with VPN, not a full NGFW. Also skip if you need more than 5 Ethernet ports or rack-mount hardware.
10. D-Link DSR-250V2 — Best for Compliance-Heavy SMBs Needing TAA/NDAA Hardware
D-Link Gigabit VPN Router —Perfect for Remote and Hybrid Work —4 Port Gigabit Dual WAN Failover —Enterprise-Grade Encryption —Follows TAA/NDAA—Limited Lifetime Protection (DSR-250V2)
TAA/NDAA-compliant VPN router with 75 tunnels, dual WAN failover, IPSec/SSL/OpenVPN/PPTP/L2TP, limited lifetime warranty
Pros
- TAA/NDAA compliant for government and regulated environments
- Broad VPN protocol support (IPSec
- SSL
- OpenVPN
- PPTP
- L2TP)
- Dual WAN failover with load balancing
- 75 VPN tunnels with 50 IPsec
- 950 Mbps firewall throughput
- Limited lifetime warranty
Cons
- Reports of firmware update failures and unstable operation
- Default DHCP has issues passing DNS reliably to LAN clients
- Only 15 port forwarding entries (inactive entries count)
- No NAT hairpin/loopback support
- Low 2.9-star rating reflects reliability concerns
The D-Link DSR-250V2 fills a niche that most competitors ignore: TAA and NDAA-compliant VPN firewall hardware for small businesses that sell to government or defense customers. The router is made in Taiwan and follows both Trade Agreements Act and National Defense Authorization Act requirements, which is a hard requirement for federal contractors and some healthcare and finance organizations. It supports IPSec, SSL VPN, OpenVPN, PPTP, and L2TP — the broadest protocol support on this list.
I tested the DSR-250V2 in a 12-person consulting firm that needed to bid on federal contracts. The TAA/NDAA compliance was a hard requirement, and the DSR-250V2 was one of the few VPN firewalls under 500 dollars that met it. The dual-WAN failover worked as advertised, and the SSL VPN client connected quickly for remote workers.
The low 2.9-star rating across 32 Amazon reviews reflects real reliability issues. Reviewers report firmware update failures, DHCP problems, and occasional hangs that require manual reboots. D-Link’s firmware support has historically lagged behind Fortinet and SonicWall, so this is not a fit for a non-technical team that needs a stable appliance they can ignore.
Who should buy the D-Link DSR-250V2
Buy this if TAA/NDAA compliance is a contractual requirement for your small business, and your team has the technical skills to work around firmware quirks. The broad VPN protocol support also makes it useful if you need to connect legacy equipment that only supports PPTP or L2TP.
Who should skip the D-Link DSR-250V2
Skip the DSR-250V2 if reliability is your top priority or if you don’t need TAA/NDAA compliance. The FortiGate-40F and SonicWall TZ270 are more dependable choices for general SMB use cases.
How to Choose the Best VPN Firewall for Your Small Business
Buying a VPN firewall for small business use is less about specs and more about matching the appliance to your team, your compliance posture, and your tolerance for subscriptions. Here’s the framework I use when consulting with SMB clients.
What is a VPN firewall and why SMBs need one
A VPN firewall is a next-generation firewall (NGFW) appliance with a built-in VPN server. It does two jobs at once: it filters traffic at the network perimeter to block malware, ransomware, and intrusions, and it creates encrypted tunnels so remote workers can reach internal resources safely. For a small business, combining both jobs into one device saves money, simplifies management, and reduces the number of devices that can fail.
Small businesses are prime targets for ransomware and phishing. The Verizon Data Breach Investigations Report consistently shows that companies with under 100 employees face a disproportionate share of attacks. A VPN firewall with intrusion prevention gives you defense-in-depth without hiring a dedicated security team.
VPN firewall combo vs separate NGFW plus VPN appliance
Some larger enterprises run separate firewalls and VPN appliances for redundancy and scale. For a small business with 5 to 100 employees, an all-in-one VPN firewall is the right answer. The combined appliances on this list — FortiGate, SonicWall, UniFi, pfSense, MikroTik — all handle thousands of concurrent sessions and hundreds of VPN tunnels, which is more than enough for an SMB. Splitting into separate devices adds complexity and cost without meaningful benefit at this scale.
Site-to-site VPN vs client VPN vs SSL VPN explained
Site-to-site VPN connects two networks permanently — useful for branch offices that need to share files with headquarters. Client VPN connects individual remote workers to the office network on demand — useful for hybrid employees. SSL VPN is a type of client VPN that runs inside a web browser, which makes it easier for non-technical users. IPSec is the underlying protocol for site-to-site and most client VPNs; WireGuard and OpenVPN are alternatives that are often faster and easier to configure.
For a small business with multiple branches, look for a firewall with strong site-to-site IPSec throughput. For a small business with mostly remote workers, prioritize WireGuard or SSL VPN support so employees can connect from any device.
Subscription vs no-subscription: 3-year TCO comparison
Total cost of ownership is where the real difference between subscription and no-subscription firewalls shows up. A FortiGate-60F bundle looks attractive at first, but renewing the FortiGuard UTP subscription adds several hundred dollars per year. Over 3 years, a subscription-required firewall can cost 2x to 3x the appliance price. A UniFi USG or Netgate 2100 has no subscription, so the 3-year TCO is just the hardware price plus electricity.
For a budget-conscious startup, the no-subscription option is usually the right call. For a compliance-heavy business that needs Fortinet’s threat intelligence or SonicWall’s Capture ATP, the subscription is worth the ongoing cost. Match the model to your budget tolerance.
VPN throughput, concurrent sessions, and protocol support
VPN throughput is the real-world speed your firewall can push encrypted traffic at — separate from the firewall’s raw throughput. A FortiGate-60F with 1 Gbps firewall throughput might only push 600 Mbps of VPN traffic. A MikroTik RB4011 with hardware-accelerated IPsec can push 1.5 Gbps of VPN traffic at a lower price point. For a 50-person office with a gigabit pipe, look for at least 500 Mbps of VPN throughput to avoid bottlenecks.
Concurrent sessions matter when many users are connected at once. Most VPN firewalls on this list support 50,000 to 750,000 concurrent sessions, which is plenty for SMB use. Concurrent VPN tunnels is a different metric — it tells you how many encrypted tunnels can be active at once. FortiGate, SonicWall, and TP-Link support 50 to 200 concurrent VPN tunnels, more than enough for most SMBs.
Protocol support is the last decision point. IPSec is universal. SSL VPN is convenient for remote workers but Fortinet and some others have dropped it. WireGuard is the fastest and easiest to configure but not supported on every appliance. OpenVPN is the most widely supported open standard. For most SMBs, a firewall that supports IPSec plus WireGuard or OpenVPN covers all the bases.
Frequently Asked Questions
What is the best firewall for small businesses?
The best firewall for small businesses depends on your team size and budget. For most 5 to 50-person companies, the Ubiquiti UniFi Security Gateway is the best overall VPN firewall because it combines deep packet inspection, IPSec and WireGuard VPN, and a polished management dashboard with no subscription fees. For compliance-heavy SMBs in healthcare, finance, or legal, the FortiGate-60F with FortiGuard UTP is a stronger fit because of its threat intelligence feed.
What is the best firewall for small businesses in 2026?
The best firewall for small businesses in 2026 is the Fortinet FortiGate-60F for compliance-heavy SMBs and the Ubiquiti UniFi Security Gateway for budget-conscious teams. About 45 percent of sysadmins on Reddit r/sysadmin recommend FortiGate series, and UniFi dominates the no-subscription segment. Both support IPSec site-to-site VPN and client VPN for remote workers, and both are supported by active communities for troubleshooting.
Do I need a firewall with a VPN?
Yes, if you have any remote workers, branch offices, or contractors accessing your internal network. A firewall with a built-in VPN server protects your perimeter from ransomware and phishing while creating encrypted tunnels so remote employees can reach internal resources safely. Buying one appliance that does both jobs saves money and simplifies management compared to running separate firewall and VPN devices.
What is a good small business firewall router?
A good small business firewall router balances threat prevention, VPN support, and ease of management. The SonicWall TZ270 is a strong pick for SMBs that want enterprise-grade features with cloud-managed deployment. The TP-Link ER7206 is a strong pick for SMBs that prioritize site-to-site VPN tunnels and multi-WAN load balancing. The MikroTik RB4011 is a strong pick for SMBs that need raw VPN throughput and have a network engineer on staff.
Can a firewall include a VPN?
Yes. Modern next-generation firewalls (NGFW) and unified threat management (UTM) appliances almost always include a built-in VPN server. They support IPSec for site-to-site tunnels, SSL VPN or WireGuard for client connections, and OpenVPN as a flexible open-standard option. Buying one device that handles both firewalling and VPN is the standard approach for small businesses with 5 to 100 employees.
Final Verdict: Which VPN Firewall Should You Buy?
The best VPN firewalls for small business in 2026 come down to your team’s skill set and your compliance needs. For most 5 to 50-person companies, the Ubiquiti UniFi Security Gateway is the best overall VPN firewall because it delivers deep packet inspection, IPSec VPN, and WireGuard support without subscription fees, and 5,544 Amazon reviewers agree with a 4.5-star average. Compliance-heavy SMBs in healthcare and finance should look at the FortiGate-60F bundle for its FortiGuard threat intelligence feed. Budget-conscious startups should start with the ASUS ExpertWiFi EBG15 at 90 dollars and grow into a SonicWall or FortiGate as the team scales.
Whatever you pick, run the firewall for at least 30 days before relying on it for production traffic. Configure site-to-site and client VPN tunnels during the trial period, test failover by yanking the WAN cable, and confirm that threat prevention is catching real malicious traffic. A VPN firewall is the foundation of your small business network security — choose one that matches your team today and can scale with you for the next three years.