QuickJS's own benchmarks are here: https://bellard.org/quickjs/bench.html https://bellard.org/quickjs/bench.html V8, with or without its JIT, wins hands down.

QuickJS's own benchmarks are here: https://bellard.org/quickjs/bench.html https://bellard.org/quickjs/bench.html V8, with or without its JIT, wins hands down. QuickJS may be small and fast to start, but fast actual computations seem not to be its strength (or intended target). Big discussion of QuickJS last year: https://news.ycombinator.com/item?id=20411154 https://news.ycombinator.com/item?id=20411154