Head-to-head, indicative as of Oct 2026. Prices change — always confirm on the vendor page.
Quick read: pick AWS Lambda if your workload is event-driven pipelines inside the aws ecosystem and its pricing model fits your traffic shape; pick Azure Container Apps if you need teams already in the azure/microsoft orbit. For anything latency-sensitive at the edge, cold start row is the tiebreaker.
| AWS Lambda | Azure Container Apps | |
|---|---|---|
| Type | Function-as-a-Service | Container platform (serverless) |
| Free tier | 1M requests/month (always free) | First 180k vCPU-hrs free |
| Paid pricing (indicative) | ~$0.20 per million requests + GB-seconds compute | Consumption-based per vCPU/GB-s |
| Egress | ~$0.09/GB (billed) | ~$0.087/GB (billed) |
| Cold start | ~100ms-1s (varies by runtime/VPC) | ~1-2s cold |
| Regions | ~30+ regions | Azure regions worldwide |
| Best for | Event-driven pipelines inside the AWS ecosystem | Teams already in the Azure/Microsoft orbit |
Try AWS Lambda Try Azure Container Apps
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