Fortinet FortiGate vs Tenable Nessus: Complete Comparison (2026)
Updated: March 7, 20268 min read
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Quick Comparison
Fortinet FortiGate
Tenable Nessus
Starting Price
Custom pricing
$2790/yr
Free Plan
No
No
Users
680K+ orgs
43K+ orgs
Founded
2000
2002
Rating
4.5/5
4.5/5
Best For
Enterprises needing comprehensive network security...
Security teams running regular vulnerability asses...
Feature-by-Feature Comparison
Fortinet FortiGateTenable Nessus
89Ease of Use89
94Features94
88Value for Money88
85Customer Support85
87Integrations87
88Mobile App88
AI Verdict
Fortinet FortiGate leads with a hiltonsoftware.co Score of 90 vs 90 for Tenable Nessus. Fortinet FortiGate is best suited for Enterprises needing comprehensive network security with firewall and SD-WAN, while Tenable Nessus excels for Security teams running regular vulnerability assessments across all IT assets. Both are strong options in the Cybersecurity space.
CHOOSE FORTINET FORTIGATE IF:
Enterprises needing comprehensive network security with firewall and SD-WAN.
CHOOSE TENABLE NESSUS IF:
Security teams running regular vulnerability assessments across all IT assets.
Frequently Asked Questions
Is Fortinet FortiGate better than Tenable Nessus?
Fortinet FortiGate scores 90/100 on hiltonsoftware.co compared to Tenable Nessus's 90/100. However, the best choice depends on your specific needs. Fortinet FortiGate is best for Enterprises needing comprehensive network security with firewall and SD-WAN. Tenable Nessus is best for Security teams running regular vulnerability assessments across all IT assets.
Does Fortinet FortiGate have a free plan?
No, Fortinet FortiGate does not offer a free plan. Plans start from Custom pricing.
Does Tenable Nessus have a free plan?
No, Tenable Nessus does not offer a free plan. Plans start from $2790/yr.
Can I migrate from Fortinet FortiGate to Tenable Nessus?
Migration between Fortinet FortiGate and Tenable Nessus depends on the specific features you use. Both tools are in the Cybersecurity category. Check each tool's import/export options for data portability before switching.