# SurfaceDiff vs Trapezoid FIVE: side-by-side comparison (2026)

[SurfaceDiff](https://cybersectools.com/tools/surfacediff) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [SurfaceDiff](https://cybersectools.com/companies/surfacediff). [Trapezoid FIVE](https://cybersectools.com/tools/trapezoid-five) is a commercial [firmware & embedded security](https://cybersectools.com/categories/firmware-embedded-security) solution by [Trapezoid](https://cybersectools.com/companies/trapezoid). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions) picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Mandiant Attack Surface Management and 4 more.

## Side-by-side comparison

| | SurfaceDiff | Trapezoid FIVE |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | External Attack Surface Management | Firmware & Embedded Security |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | SurfaceDiff | Trapezoid |
| Headquarters | – | – |

### Use cases and capabilities

| | SurfaceDiff | Trapezoid FIVE |
|---|---|---|
| DNS Security | Yes | – |
| Port Scanning | Yes | – |
| TLS | Yes | – |
| Subdomain Enumeration | Yes | – |
| Network Scanning | Yes | – |
| Security Scanning | Yes | – |
| Alerting | Yes | – |
| Reconnaissance | Yes | – |
| Visibility | Yes | – |
| Web Security | Yes | – |
| Firmware Analysis | – | Yes |
| Hardware Security | – | Yes |
| IOC | – | Yes |
| Anomaly Detection | – | Yes |
| Vulnerability | – | Yes |
| MITRE ATT&CK | – | Yes |
| Critical Infrastructure | – | Yes |
| IoT Security | – | Yes |
| Evidence Collection | – | Yes |
| SCADA | – | Yes |

### Core features

**SurfaceDiff**

9 features listed. Sign in on the page to see them.

**Trapezoid FIVE**

8 features listed. Sign in on the page to see them.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [SurfaceDiff](https://cybersectools.com/tools/surfacediff) fits if you want a cloud product and you are a startup or a small business.
- [Trapezoid FIVE](https://cybersectools.com/tools/trapezoid-five) fits if you need to run it on your own servers.

## SurfaceDiff vs Trapezoid FIVE FAQ

Common questions when comparing SurfaceDiff vs Trapezoid FIVE for external attack surface management.

### What is the difference between SurfaceDiff and Trapezoid FIVE?

**SurfaceDiff**: Continuous external attack surface monitoring that shows what changed between scans. Built by SurfaceDiff.

**Trapezoid FIVE**: Firmware integrity monitoring platform detecting IoCs below the OS layer. Built by Trapezoid.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes SurfaceDiff and Trapezoid FIVE?

**SurfaceDiff** is made by SurfaceDiff. **Trapezoid FIVE** is made by Trapezoid. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is SurfaceDiff a good alternative to Trapezoid FIVE?

In part. SurfaceDiff and Trapezoid FIVE are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [SurfaceDiff vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-surfacediff)
- [SurfaceDiff vs Driftnet Explore](https://cybersectools.com/compare/driftnet-explore-vs-surfacediff)
- [SurfaceDiff vs Cylana EASM](https://cybersectools.com/compare/cylana-easm-vs-surfacediff)
- [Trapezoid FIVE vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-trapezoid-five)
- [Trapezoid FIVE vs Driftnet Explore](https://cybersectools.com/compare/driftnet-explore-vs-trapezoid-five)
- [Trapezoid FIVE vs Cylana EASM](https://cybersectools.com/compare/cylana-easm-vs-trapezoid-five)

## Alternatives to each

- [See all SurfaceDiff alternatives](https://cybersectools.com/alternatives/surfacediff)
- [See all Trapezoid FIVE alternatives](https://cybersectools.com/alternatives/trapezoid-five)

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Source: https://cybersectools.com/compare/surfacediff-vs-trapezoid-five

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/surfacediff.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on SurfaceDiff and Trapezoid FIVE: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md