PNG vs WebP

Differences, use cases, and when to use each

PNG is the established lossless format; WebP is Google's modern format supporting both lossy and lossless compression with transparency. WebP typically produces 26% smaller lossless files and 25-34% smaller lossy files.

Quick Comparison

FeaturePNGWebP
Lossless SizeBaseline~26% smaller
Lossy ModeNot availableAvailable (like JPEG)
TransparencyFull alphaFull alpha (both modes)
Browser SupportUniversalAll modern browsers
AnimationAPNG (limited)Supported

When to Use Each

When to Use PNG

Use PNG when you need maximum compatibility including older browsers or software that doesn't support WebP, or for professional workflows requiring the PNG ecosystem.

When to Use WebP

Use WebP for web images where you want smaller files with the same quality. WebP offers the best of both JPEG (lossy compression) and PNG (lossless + transparency).

Pros & Cons

PNG

Universal compatibility
Mature tool ecosystem
Lossless standard
Larger files than WebP
No lossy mode

WebP

Smaller files in both modes
Lossy + lossless + transparency
Animation support
Not supported by very old browsers
Smaller tool ecosystem

Verdict

WebP for web delivery (with PNG fallback for legacy support). PNG when compatibility or professional tool support is required. WebP is the modern default for web images.

Try the Tools

Frequently Asked Questions

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