Best Firewall (Small Business) (2026)
6 firewall (small business) tools ranked on real review data, live pricing and feature coverage — refreshed automatically.
Our verdict
The best firewall (small business) in 2026 is Sophos Firewall (XGS) — best for smbs and msps wanting strong ngfw protection with free cloud management and a low tco. It scores 8.2/10 on our data-weighted ranking (4.6/5 (~404 G2 reviews)) and starts at Custom quote. WatchGuard Firebox is the strongest runner-up. Full comparison table and per-tool breakdown below — all figures stamped with a data-as-of date and linked sources.
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1Sophos Firewall (XGS)
★ Editor's Choice 8.2 4.6 (404)Best for SMBs and MSPs wanting strong NGFW protection with free cloud management and a low TCO.
- Xstream NGFW + deep packet inspection
- Sophos Central management (free)
- Synchronized Security with endpoint
- IPS + web + app control
Overview · Pricing · Review · Alternatives
Visit Sophos Firewall (XGS) → From Custom quote -
2WatchGuard Firebox
8.1 4.7 (261)Best for Small offices and MSPs wanting all-in-one UTM with simple bundled licensing and cloud management.
- All-in-one UTM/NGFW
- WatchGuard Cloud + RapidDeploy
- IPS + AV + web filtering + sandboxing
- ThreatSync (XDR) included
Overview · Pricing · Review · Alternatives
Visit WatchGuard Firebox → From Custom quote -
3Fortinet FortiGate
8.0 4.7 (179)Best for Businesses wanting top performance-per-dollar NGFWs with the broadest model range.
- NGFW with FortiOS
- FortiGuard threat intelligence
- Integrated SD-WAN
- IPS + AV + web filtering
Overview · Pricing · Review · Alternatives
Visit Fortinet FortiGate → From Custom quote -
4Cisco Meraki MX
7.7 4.3Best for Multi-site organizations wanting cloud-managed, "set-and-forget" security with Auto VPN.
- 100% cloud-managed dashboard
- Auto VPN site-to-site meshing
- Cisco Talos threat intelligence
- SD-WAN + application-aware routing
Overview · Pricing · Review · Alternatives
Visit Cisco Meraki MX → From Custom quote -
5SonicWall TZ
7.5 4.1 (144)Best for Budget-conscious small businesses wanting a feature-rich entry-level NGFW.
- Entry-level NGFW (TZ series)
- Network Security Manager cloud console
- Capture ATP sandboxing
- SD-WAN support
Overview · Pricing · Review · Alternatives
Visit SonicWall TZ → From Custom quote -
6Ubiquiti UniFi Gateway
7.2Best for SMBs wanting a capable, license-free gateway/firewall with no recurring subscription.
- License-free (no subscription)
- Stateful firewall + VLAN segmentation
- IDS/IPS + IPSec/WireGuard VPN
- UniFi Network controller (free)
Overview · Pricing · Review · Alternatives
Visit Ubiquiti UniFi Gateway → From $129/one-time (Cloud Gateway Ultra)
No products match these filters.
| Tool | Best for | Starting price | Free trial | Rating | Score |
|---|---|---|---|---|---|
| Sophos Firewall (XGS) | SMBs and MSPs wanting strong NGFW protection with free cloud management and a low TCO | Custom quote | 30 days | 4.6 (404) | 8.2 |
| WatchGuard Firebox | Small offices and MSPs wanting all-in-one UTM with simple bundled licensing and cloud management | Custom quote | 30 days | 4.7 (261) | 8.1 |
| Fortinet FortiGate | Businesses wanting top performance-per-dollar NGFWs with the broadest model range | Custom quote | — | 4.7 (179) | 8.0 |
| Cisco Meraki MX | Multi-site organizations wanting cloud-managed, "set-and-forget" security with Auto VPN | Custom quote | 30 days | 4.3 | 7.7 |
| SonicWall TZ | Budget-conscious small businesses wanting a feature-rich entry-level NGFW | Custom quote | 30 days | 4.1 (144) | 7.5 |
| Ubiquiti UniFi Gateway | SMBs wanting a capable, license-free gateway/firewall with no recurring subscription | $129/one-time (Cloud Gateway Ultra) | — | — | 7.2 |
Affiliate links — vendors may pay us a commission. Ranking is data-driven and never pay-to-play. How we rank →
How to choose
When choosing firewall (small business), weigh four things against your environment: pricing model (per-endpoint vs per-technician vs per-user — it changes total cost dramatically at scale), deployment and integration fit with your existing stack, breadth of automation, and independent review scores. The table above ranks every tracked option on the data we hold; use the per-tool notes to match capabilities to your use case.
Budgeting the whole stack? Use our MSP software cost calculator to estimate monthly and annual spend for firewall (small business) alongside the rest of your tools, using real published pricing.
Frequently asked questions
- What is the best firewall (small business) in 2026?
- Sophos Firewall (XGS) ranks first in our data-weighted comparison (8.2/10, 4.6/5 (~404 G2 reviews)), starting at Custom quote.
- What is the cheapest firewall (small business)?
- Among tracked options, Ubiquiti UniFi Gateway has the lowest published starting price at $129/one-time (Cloud Gateway Ultra). Pricing models differ, so compare per-endpoint vs per-technician costs for your fleet size.