# Nessus Professional vs Outpost24 OutscanNX: side-by-side comparison (2026)

[Nessus Professional](https://cybersectools.com/tools/nessus-professional) is a commercial [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution by [Tenable](https://cybersectools.com/companies/tenable). [Outpost24 OutscanNX](https://cybersectools.com/tools/outpost24-outscannx) is a commercial [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution by [Outpost24](https://cybersectools.com/companies/outpost24). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Nessus Professional | Outpost24 OutscanNX |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Vulnerability Assessment | Vulnerability Assessment |
| Verified | No | No |
| Deployment type | On-Premises | Cloud |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Tenable | Outpost24 |
| Headquarters | – | – |

### Use cases and capabilities

| | Nessus Professional | Outpost24 OutscanNX |
|---|---|---|
| Vulnerability | Yes | – |
| Security Scanning | Yes | – |
| CVE | Yes | – |
| Penetration Testing Framework | Yes | – |
| NIST | Yes | – |
| PCI DSS | Yes | – |
| CIS | Yes | – |
| Network Scanning | Yes | – |
| VAPT | Yes | – |
| AWS | – | Yes |
| Azure | – | Yes |

### Core features

**Nessus Professional**

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

**Outpost24 OutscanNX**

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

### Integrations

**Nessus Professional**

No integrations listed.

**Outpost24 OutscanNX**

3 integrations 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.

- [Nessus Professional](https://cybersectools.com/tools/nessus-professional) fits if you need to run it on your own servers and you are a startup.
- [Outpost24 OutscanNX](https://cybersectools.com/tools/outpost24-outscannx) fits if you want a cloud product.

## Nessus Professional vs Outpost24 OutscanNX FAQ

Common questions when comparing Nessus Professional vs Outpost24 OutscanNX for vulnerability assessment.

### What is the difference between Nessus Professional and Outpost24 OutscanNX?

**Nessus Professional**: Vulnerability scanner for assessing networks, systems, and apps for security flaws, built by Tenable.

**Outpost24 OutscanNX**: Risk-based vulnerability mgmt for networks & cloud with threat intel scoring, built by Outpost24.

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

### Who makes Nessus Professional and Outpost24 OutscanNX?

**Nessus Professional** is made by Tenable. **Outpost24 OutscanNX** is made by Outpost24. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Nessus Professional a good alternative to Outpost24 OutscanNX?

Often, yes. Nessus Professional and Outpost24 OutscanNX are both Vulnerability Assessment products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Nessus Professional vs Webray RayScan](https://cybersectools.com/compare/nessus-professional-vs-webray-rayscan)
- [Nessus Professional vs Zentara AVAS](https://cybersectools.com/compare/nessus-professional-vs-zentara-avas)
- [Nessus Professional vs Mondoo CIS Benchmarks & Security Policies](https://cybersectools.com/compare/mondoo-cis-benchmarks-and-security-policies-vs-nessus-professional)
- [Outpost24 OutscanNX vs Webray RayScan](https://cybersectools.com/compare/outpost24-outscannx-vs-webray-rayscan)
- [Outpost24 OutscanNX vs Zentara AVAS](https://cybersectools.com/compare/outpost24-outscannx-vs-zentara-avas)
- [Outpost24 OutscanNX vs Mondoo CIS Benchmarks & Security Policies](https://cybersectools.com/compare/mondoo-cis-benchmarks-and-security-policies-vs-outpost24-outscannx)

## Alternatives to each

- [See all Nessus Professional alternatives](https://cybersectools.com/alternatives/nessus-professional)
- [See all Outpost24 OutscanNX alternatives](https://cybersectools.com/alternatives/outpost24-outscannx)

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Source: https://cybersectools.com/compare/nessus-professional-vs-outpost24-outscannx

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

More on Nessus Professional and Outpost24 OutscanNX: 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