Skip to content
KOLOSALTech
Structured comparison · May 2026

SME firewalls 2026: FortiGate vs Stormshield vs Sophos XGS.

Neutral comparison of the 3 leading NGFWs for SMEs. Criteria: performance + security + sovereignty + price.

Fortinet (USA)

Fortinet FortiGate 60F / 80F

SMEs 10-200 users, global Security Fabric

~690-1,200 € excl. VAT (excl. UTM licenses)
+ Strengths
  • Unbeatable NGFW performance at this price (10 Gbps FW, ~1 Gbps with full UTM)
  • Security Fabric: native integration of FortiAP, FortiSwitch, FortiClient, FortiSIEM
  • Excellent built-in SD-WAN
  • Very comprehensive documentation, huge community
  • FortiCloud Free (7-day logs) included
  • Massive distribution across Europe + Africa
− Limitations
  • Annual FortiGuard (UTM) licenses required for security features
  • UI can feel cluttered for beginners
  • History of critical CVEs (patch promptly)
  • USA origin — a sensitive point for OIV/NIS2 in sensitive sectors
Ideal for

SMEs seeking unbeatable performance/price + the Security Fabric ecosystem

Stormshield (France · Airbus Defence)

Stormshield SN310 / SN510

SMEs in sensitive sectors, public administrations, OIV (vital-importance operators)

~1,400-2,800 € excl. VAT (excl. licenses)
+ Strengths
  • French sovereignty (Airbus Defence subsidiary)
  • ANSSI CSPN certification at Standard and Enhanced levels
  • Qualified to handle Restricted Distribution (DR) data
  • Security policy focused on granularity (zoning, identity, context)
  • French technical support (Lille / Paris)
  • Compliant with public administration + OIV requirements
− Limitations
  • Raw performance lower than FortiGate at an equivalent price
  • Less extensive software + hardware ecosystem
  • More expensive hardware for comparable throughput
  • Smaller community
Ideal for

Public administrations, local authorities, OIV, SMEs needing sovereignty / DR / NIS2 essential entity

Sophos (UK)

Sophos XGS 116 / 126

SMEs 10-150 users, Sophos security ecosystem

~1,100-2,000 € excl. VAT (excl. licenses)
+ Strengths
  • Synchronized Security with Intercept X (auto-isolation of compromised endpoints)
  • Sophos Firewall OS (SFOS): modern, intuitive interface
  • Xstream Protection: high-performance DPI on encrypted traffic
  • Sandstorm cloud sandbox included
  • Built-in ZTNA (option)
  • Strong choice if already running Sophos endpoint
− Limitations
  • Lower raw performance than FortiGate at an equivalent price
  • Weaker distribution than Fortinet in France
  • Migration from WatchGuard / SonicWall is not trivial
Ideal for

SMEs running Sophos endpoint and seeking turnkey Synchronized Security

Detailed comparison table

CriterionFortiGateStormshieldSophos XGS
Firewall throughput (without UTM)10 Gbps (60F)1.5-3 Gbps7.5 Gbps (XGS 116)
Throughput with full UTM enabled~1-1.5 Gbps~500 Mbps~700 Mbps
IPS / IDSYes (FortiGuard)Yes (built-in)Yes (Sophos XStream)
Anti-virus + sandboxFortiGuard + FortiSandboxIncludedSandstorm cloud included
Web filtering categoriesFortiGuard (90+ cat)Stormshield URL DBSophos Web Protection
SSL / IPsec VPNYes (high performance)YesYes
ZTNA / Zero TrustFortiSASE (option)Limited ZTNABuilt-in Sophos ZTNA
Built-in SD-WANExcellentBasicGood
Synchronized Security endpoint↔FWVia FortiClient EMSNoNative (with Intercept X)
ANSSI CSPN certificationNoYes (Standard + Enhanced)No
Vendor sovereigntyUSAFrance (Airbus)UK
Cloud management datacentersUSA + EUFranceEU + USA
Entry-level SME HW price (~50 users)~690 €~1,400 €~1,100 €

Recommendation by profile

SMEs 10-200 users, performance/price priority

FortiGate 60F

Unbeatable performance, Security Fabric ecosystem, strong distribution. B2B standard in France.

Public administrations, OIV, DR data

Stormshield SN310

ANSSI CSPN certification, French sovereignty. Mandatory for sensitive sectors + NIS2 essential.

SMEs running Sophos endpoint

Sophos XGS 116

Synchronized Security = auto-isolation of compromised endpoints. Max ROI with a Sophos ecosystem.

Free 30-min firewall audit + tailored recommendation.

Brief your constraints (sovereignty, performance, ecosystem, budget). Reasoned recommendation + turnkey deployment if needed.