# Nautilus OT vs SAM Intelligence: side-by-side comparison (2026)

[Nautilus OT](https://cybersectools.com/tools/nautilus-ot) is a commercial [OT asset discovery](https://cybersectools.com/categories/asset-discovery) solution by [Nautilus](https://cybersectools.com/companies/nautilus). [SAM Intelligence](https://cybersectools.com/tools/sam-intelligence) is a commercial [OT asset discovery](https://cybersectools.com/categories/asset-discovery) solution by [SAM Seamless Network](https://cybersectools.com/companies/sam-seamless-network). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Nautilus OT | SAM Intelligence |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | OT Asset Discovery | OT Asset Discovery |
| Verified | No | No |
| Deployment type | On-Premises | Hybrid |
| Company size fit | Mid-Market, Enterprise | Enterprise |
| Company | Nautilus | SAM Seamless Network |
| Headquarters | – | – |

### Use cases and capabilities

| | Nautilus OT | SAM Intelligence |
|---|---|---|
| Critical Infrastructure | Yes | – |
| Network Visibility | Yes | Yes |
| Network Monitoring | Yes | Yes |
| Anomaly Detection | Yes | – |
| Ransomware | Yes | – |
| Vulnerability | Yes | – |
| Security Compliance Training | Yes | – |
| Network Discovery | Yes | Yes |
| IoT Security | – | Yes |
| Fingerprinting | – | Yes |
| Home Network | – | Yes |

### Core features

**Nautilus OT**

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

**SAM Intelligence**

9 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.

- [Nautilus OT](https://cybersectools.com/tools/nautilus-ot) fits if you need to run it on your own servers and you are a mid-market company.
- [SAM Intelligence](https://cybersectools.com/tools/sam-intelligence) fits if you need both cloud and on-premises options.

## Nautilus OT vs SAM Intelligence FAQ

Common questions when comparing Nautilus OT vs SAM Intelligence for OT asset discovery.

### What is the difference between Nautilus OT and SAM Intelligence?

**Nautilus OT**: Built by Nautilus.

**SAM Intelligence**: Network device & service visibility platform for ISPs using device fingerprinting. Built by SAM Seamless Network.

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

### Who makes Nautilus OT and SAM Intelligence?

**Nautilus OT** is made by Nautilus. **SAM Intelligence** is made by SAM Seamless Network. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Nautilus OT a good alternative to SAM Intelligence?

Often, yes. Nautilus OT and SAM Intelligence are both OT Asset Discovery products, and both cover Network Visibility, Network Monitoring, Network Discovery. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Nautilus OT vs Vantelis Data Acquisition Platform](https://cybersectools.com/compare/nautilus-ot-vs-vantelis-data-acquisition-platform)
- [Nautilus OT vs Redinent Deep Asset Intelligence](https://cybersectools.com/compare/nautilus-ot-vs-redinent-deep-asset-intelligence)
- [Nautilus OT vs Dragos Platform Asset Visibility](https://cybersectools.com/compare/dragos-platform-asset-visibility-vs-nautilus-ot)
- [SAM Intelligence vs Vantelis Data Acquisition Platform](https://cybersectools.com/compare/sam-intelligence-vs-vantelis-data-acquisition-platform)
- [SAM Intelligence vs Redinent Deep Asset Intelligence](https://cybersectools.com/compare/redinent-deep-asset-intelligence-vs-sam-intelligence)
- [SAM Intelligence vs Dragos Platform Asset Visibility](https://cybersectools.com/compare/dragos-platform-asset-visibility-vs-sam-intelligence)

## Alternatives to each

- [See all Nautilus OT alternatives](https://cybersectools.com/alternatives/nautilus-ot)
- [See all SAM Intelligence alternatives](https://cybersectools.com/alternatives/sam-intelligence)

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Source: https://cybersectools.com/compare/nautilus-ot-vs-sam-intelligence

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More on Nautilus OT and SAM Intelligence: 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