Censys ASM vs Qualys VMDR 2026: Which Is Better?
Updated May 2026 · Vulnerability Management
Side-by-Side Comparison
| Feature | Censys ASM | Qualys VMDR |
|---|---|---|
| Name | Censys ASM | Qualys VMDR |
| Category | Vulnerability Management | Vulnerability Management |
| Rating | 4.4/5 | 4.5/5 |
| Pricing Model | Freemium | Enterprise |
| Open Source | N | N |
| Deployment | Cloud / Self-hosted | Cloud / On-prem (Enterprise) |
| Best For | Budget-friendly Vulnerability Management | Enterprise Vulnerability Management |
Key Differences
- Pricing model: Censys ASM is Freemium, while Qualys VMDR is Enterprise.
- Open source: Neither is open-source; both are commercial products with proprietary code.
- Community rating: Both tools are rated within 0.1 points of each other (4.4/5 vs 4.5/5) — quality perception is similar.
- Deployment: Censys ASM is typically delivered as Cloud / Self-hosted, while Qualys VMDR is Cloud / On-prem (Enterprise).
Alternatives to Consider
Top Vulnerability Management tools similar to Censys ASM
Qualys VMDR Alternatives →Top Vulnerability Management tools similar to Qualys VMDR
Frequently Asked Questions
Is Censys ASM better than Qualys VMDR?
Censys ASM is rated 4.4/5 vs 4.5/5 for Qualys VMDR. "Better" depends on your specific use case — pricing, deployment, integrations, and team requirements all factor in. Review both tool pages and the comparison table above to make the right call.
Is Censys ASM or Qualys VMDR cheaper?
Censys ASM uses a Freemium pricing model, while Qualys VMDR uses Enterprise. Total cost depends on team size, deployment scale, and required support tier — request quotes from both vendors for accurate comparison.
Can I use Censys ASM and Qualys VMDR together?
Yes — many security teams run multiple Vulnerability Management tools in parallel for defense in depth, redundancy, or to leverage each tool's specific strengths. Check both products' integration documentation for supported workflows, data export formats, and API compatibility.