Which programming language is fastest? Top 5+ program performance comparisons — C# vs Java Go versus Java Ruby vs Python Rust versus C++ Rust vs Go Compare measurements of a transliterated program — too simple simple Compare the fastest contributed programs — box plot charts Compare programs in these languages — Ada C Chapel C++ C# Dart Fortran Erlang F# Go Haskell Java JavaScript Julia Lisp Lua OCaml Pascal Perl PHP Python Racket Ruby Rust Smalltalk Swift About — Toy programs { project repo } A History How programs are measured