Important disclaimer: PostCSS, libsass and Less are already fast enough for any real-world task. Running benchmarks like these is like listening to audiophiles comparing gold-plated cables for their hobby systems. Don’t use these benchmarks as the main criteria for decision making when you are choosing a tool. After the PostCSS 5.0 release, we’ve noticed a 1.5 times performance regression. Initial
![PostCSS becomes 1.5x faster—Martian Chronicles, Evil Martians’ team blog](https://cdn-ak-scissors.b.st-hatena.com/image/square/ef5cf6a39f41197acd43e2902c16e5472585e890/height=288;version=1;width=512/https%3A%2F%2Fevilmartians.com%2Fsocial-cards%2Fchronicles%2Fpostcss-1_5x-faster.jpg)