AWS teams that need Kubernetes APIs and ecosystem portability.
Node, add-on, upgrade and workload policy remain operating responsibilities.
Reviewed 2026-10-04 · Container platforms
A decision guide for teams choosing an operating model—not a feature-count contest. Validate current limits and pricing in the linked product documentation before committing.
01 / Short answer
Amazon EKS: AWS teams that need Kubernetes APIs and ecosystem portability.
Azure Kubernetes Service: Azure teams needing direct Kubernetes control and Azure platform integration.
02 / Decision matrix
| Criterion | Amazon EKS | Azure Kubernetes Service |
|---|---|---|
| Operating model | Managed Kubernetes control plane integrated with AWS identity, networking and compute. | Managed Kubernetes integrated with Azure networking, Entra ID and policy services. |
| Best fit | AWS teams that need Kubernetes APIs and ecosystem portability. | Azure teams needing direct Kubernetes control and Azure platform integration. |
| Main trade-off | Node, add-on, upgrade and workload policy remain operating responsibilities. | Cluster and Azure control-plane decisions cross several ownership boundaries. |
| Pricing basis | Cluster and underlying AWS resources | Cluster and Azure infrastructure resources |
| Portability lens | Most value comes from its own platform integration; price migration explicitly. | Most value comes from its own platform integration; price migration explicitly. |
03 / Selection test
The test should include deployment, identity, telemetry, failure recovery and one real policy requirement. A happy-path deployment cannot expose day-two cost.
Test this with one representative workload and record the operational owner, failure path and exit cost.
Test this with one representative workload and record the operational owner, failure path and exit cost.
Test this with one representative workload and record the operational owner, failure path and exit cost.
Test this with one representative workload and record the operational owner, failure path and exit cost.
Test this with one representative workload and record the operational owner, failure path and exit cost.
Node, add-on, upgrade and workload policy remain operating responsibilities.
Cluster and Azure control-plane decisions cross several ownership boundaries.
Name which system owns identity, deployment, policy, telemetry and recovery. If both appear to own the same decision, simplify.
04 / Due diligence
Related comparisons
Gritt can run the proof of concept, map the security boundary and cost the operating model.
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