In the linked detailed benchmark results they include Lambda SnapStart which seems to be faster than Cloudflare:

> AWS Lambda (No SnapStart) Mean Cold Start: 2.513s Data Points: 1008 > AWS Lambda (SnapStart) Mean Cold Start: 0.855s Data Points: 17 > Google Cloud Run Mean Cold Start: 3.030s Data Points: 394 > Cloudflare Workers Mean Cold Start: 1.004s Data Points: 981

https://cold.edgeworker.net