# Illumio Segmentation vs Isovalent Cilium Mesh: side-by-side comparison (2026)

[Illumio Segmentation](https://cybersectools.com/tools/illumio-segmentation) is a commercial [microsegmentation](https://cybersectools.com/categories/microsegmentation) solution by [Illumio](https://cybersectools.com/companies/illumio). [Isovalent Cilium Mesh](https://cybersectools.com/tools/isovalent-cilium-mesh) is a commercial [microsegmentation](https://cybersectools.com/categories/microsegmentation) solution by [Isovalent](https://cybersectools.com/companies/isovalent). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Illumio Segmentation | Isovalent Cilium Mesh |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Microsegmentation | Microsegmentation |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | Illumio | Isovalent |
| Headquarters | – | – |

### Use cases and capabilities

| | Illumio Segmentation | Isovalent Cilium Mesh |
|---|---|---|
| Lateral Movement | Yes | – |
| Least Privilege | Yes | – |
| Visibility | Yes | – |
| Policy | Yes | – |
| Kubernetes | – | Yes |
| Cloud Native | – | Yes |
| Observability | – | Yes |
| Runtime Security | – | Yes |
| DevSecOps | – | Yes |

### Core features

**Illumio Segmentation**

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

**Isovalent Cilium Mesh**

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

### Integrations

**Illumio Segmentation**

No integrations listed.

**Isovalent Cilium Mesh**

2 integrations listed. Sign in on the page to see them.

## Illumio Segmentation vs Isovalent Cilium Mesh FAQ

Common questions when comparing Illumio Segmentation vs Isovalent Cilium Mesh for microsegmentation.

### What is the difference between Illumio Segmentation and Isovalent Cilium Mesh?

**Illumio Segmentation**: Microsegmentation platform preventing lateral movement across hybrid multi-cloud, built by Illumio.

**Isovalent Cilium Mesh**: Universal networking layer for Kubernetes, VMs, and servers across environments, built by Isovalent.

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

### Who makes Illumio Segmentation and Isovalent Cilium Mesh?

**Illumio Segmentation** is made by Illumio. **Isovalent Cilium Mesh** is made by Isovalent. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Illumio Segmentation a good alternative to Isovalent Cilium Mesh?

Often, yes. Illumio Segmentation and Isovalent Cilium Mesh are both Microsegmentation products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Illumio Segmentation vs Tigera Calico Enterprise](https://cybersectools.com/compare/illumio-segmentation-vs-tigera-calico-enterprise)
- [Illumio Segmentation vs Greymatter.io](https://cybersectools.com/compare/greymatterio-vs-illumio-segmentation)
- [Illumio Segmentation vs Isovalent Enterprise Platform](https://cybersectools.com/compare/illumio-segmentation-vs-isovalent-isovalent-enterprise-platform)
- [Isovalent Cilium Mesh vs Tigera Calico Enterprise](https://cybersectools.com/compare/isovalent-cilium-mesh-vs-tigera-calico-enterprise)
- [Isovalent Cilium Mesh vs Greymatter.io](https://cybersectools.com/compare/greymatterio-vs-isovalent-cilium-mesh)
- [Isovalent Cilium Mesh vs Isovalent Enterprise Platform](https://cybersectools.com/compare/isovalent-cilium-mesh-vs-isovalent-isovalent-enterprise-platform)

## Alternatives to each

- [See all Illumio Segmentation alternatives](https://cybersectools.com/alternatives/illumio-segmentation)
- [See all Isovalent Cilium Mesh alternatives](https://cybersectools.com/alternatives/isovalent-cilium-mesh)

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Source: https://cybersectools.com/compare/illumio-segmentation-vs-isovalent-cilium-mesh

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

More on Illumio Segmentation and Isovalent Cilium Mesh: 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