TL;DR Vendor benchmark pages test the file size that flatters them. We're going to build a small Node harness that measures the two numbers that decide your upload UX, time-to-upload and time-to-playable, then look at real results across FastPix, Mux, api. video, Cloudinary, and Gumlet.
Source: [Dev.to](https://dev.to/masonwritescode/benchmark-video-apis-yourself-upload-to-playable-measured-across-five-providers-3ap0)