What’s The Best Lossless Image Format?

Looking at the test results, the bottom line is that most modern lossless image formats, like WebP and JPEG XL, provide big gains in efficiency compared to even the most optimized PNG.

Johannes Siipola, “What’s the best lossless image format? Comparing PNG, WebP, AVIF, and JPEG XL.” siipo.la. July 27, 2021.

I’ve been favoring png over jpg. But, maybe it is time to consider the newer image formats as standard?