You can see when JIT is disabled, the upcoming Static Hermes (Hermes V1) engine from Meta, built specifically for React Native, outperforms both V8 and JSCore on Apple Silicon
It'll be interesting to see how much it will affect React Native apps as it gets more and more optimized for this use case
It'll be interesting to see how much it will affect React Native apps as it gets more and more optimized for this use case