TL;DR: Chrome wins the benchmarks developed by Google. FireFox wins the benchmarks developed by Mozilla. Edge wins most of the other benchmarks. Edge, Brave an

TL;DR: Chrome wins the benchmarks developed by Google. FireFox wins the benchmarks developed by Mozilla. Edge wins most of the other benchmarks. Edge, Brave and Chrome, being all based on Chromium, show almost exactly the same performance (differences are so small as to probably be explained by noise).