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| Metric | V8 | gVisor | Azure Functions |
|---|---|---|---|
| Score | B74 | B72 | C56 |
| Type | Language | MicroVM | Serverless |
| Execution | jit | hybrid | hybrid |
| Interface | embedded | cli | platform |
| Cold Start | 5ms | 50ms | 800ms |
| Memory | 30MB | 20MB | 128MB |
| Startup | 2ms | 30ms | 100ms |
| Isolation | process | microvm | container |
| Maturity | production | stable | production |
| Languages | JavaScript, TypeScript, WebAssembly | Any | JavaScript, TypeScript, Python, Java, C#, PowerShell, Go |
| License | BSD-3-Clause | Apache-2.0 | MIT |
| Links |