Palo Alto Networks
Tenable
| Feature | Palo Alto Networks | Tenable |
|---|---|---|
| Pricing | Contact sales | Free / from $3990/mo |
| Free Plan | ✗ No | ✓ Yes |
| Rating | 4.4 / 5 | 4.3 / 5 |
| Best For | large-enterprises, security-operations-centers, cloud-native-companies, government-agencies | security-teams, compliance-officers, it-operations, vulnerability-managers |
| Founded | 2005 | 2002 |
| Next Gen Firewall | ✓ | ✗ |
| Cloud Security | ✓ | ✓ |
| Endpoint Protection | ✓ | ✗ |
| Siem Soar | ✓ | ✗ |
| Zero Trust | ✓ | ✗ |
| Threat Prevention | ✓ | ✗ |
| Sd Wan | ✓ | ✗ |
| Vulnerability Scanning | ✗ | ✓ |
| Asset Discovery | ✗ | ✓ |
| Risk Prioritization | ✗ | ✓ |
| Compliance Reporting | ✗ | ✓ |
| Web App Scanning | ✗ | ✓ |
✓ Palo Alto Networks Pros
- Complete security platform covering network, cloud, and endpoint
- Industry-leading next-generation firewalls
- AI-driven security operations (Cortex XSIAM)
- Strong cloud-native security (Prisma Cloud)
✗ Palo Alto Networks Cons
- Very expensive for smaller organizations
- Complex product portfolio can be confusing
- Requires dedicated security staff to manage
✓ Tenable Pros
- Comprehensive vulnerability coverage
- Excellent asset discovery
- Good risk prioritization
- Strong compliance reporting
✗ Tenable Cons
- Expensive for large environments
- Complex initial setup
- Scanning can impact performance
The Verdict
Palo Alto Networks is built for large enterprises and security operations centers, with a focus on next-gen-firewall and cloud-security. Tenable targets security teams and compliance officers and leads with vulnerability-scanning and asset-discovery.
Palo Alto Networks uses custom enterprise pricing, while Tenable starts at $3990/mo — a tangible advantage for teams with a fixed budget.
Tenable has a free plan, which gives it a meaningful edge for individuals and small teams exploring their options. Palo Alto Networks requires a paid subscription from day one.
Feature-wise, Palo Alto Networks offers broader built-in capabilities (7 features vs 6), while Tenable takes a more focused approach — which can mean a simpler, faster onboarding experience.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.