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Image optimization,
explained.

For the people building a faster web. Practical guides to lighter images, better delivery, and the audits that point you in the right direction.

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Image optimization

5 guides to explore

Make better decisions about formats, dimensions, quality, and file size.

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Image optimization4 min read

Why your WebP is bigger than the original JPEG

Diagnose WebP conversions that grow in size by checking dimensions, lossy versus lossless settings, source quality, and actual visual acceptance.

Aug 30, 2026
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Image optimization4 min read

Compress PNG screenshots while keeping text sharp

Reduce screenshot weight with lossless optimization, intentional crops, and careful resizing. Avoid blurry labels and damaged transparent edges.

Aug 28, 2026
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Image optimization4 min read

Get an image under 200 KB without making it unusable

Meet a 200 KB upload limit by balancing dimensions, format, and visual clarity. Learn when quality alone cannot reach the target and how to verify the output.

Aug 26, 2026
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Image optimization3 min read

WebP vs AVIF vs JPEG: choose by the image

There is no permanently smallest format for every image. Start with the content, browser requirements and transparency needs, then compare outputs from the same source.

Aug 22, 2026
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Image optimization3 min read

How target-size image compression works

A target such as 200 KB is a constraint, not a quality setting. A useful compressor searches for the best tested output under that ceiling and admits when quality alone cannot get there.

Aug 20, 2026
Mascot organizing image cards for optimization

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