Head to head
WebP vs PNG
WebP is Google's modern image format designed for the web. It offers both lossy and lossless compression, supports transparency, and produces files 25-35% smaller than PNG. However, PNG has broader software compatibility and remains the standard for lossless graphics.
quill — comparison
| Feature | WebP | PNG |
|---|---|---|
| Compression | Lossy + Lossless | Lossless only |
| File Size | 25-35% smaller than PNG | Larger (lossless) |
| Transparency | Supported (both modes) | Full alpha channel |
| Browser Support | All modern browsers (97%+) | Universal (100%) |
| Animation | Full animation support | APNG (limited) |
| Software Support | Growing but limited | Universal |
| SEO Impact | Better Core Web Vitals | Larger = slower LCP |
| Editing Tools | Limited native support | Supported everywhere |
side-by-side · no winner pre-pickedscroll → for more
Verdict
Which should you use?
Use WebP for web delivery — it delivers the same quality at much smaller file sizes, directly improving your site's Core Web Vitals. Keep PNG as your source/archive format. Convert with Quill Tools' free WebP Converter.
Try these tools free
WEBP Converter
Convert PNG, JPG, GIF, and BMP images to WebP format online for free. Reduce file sizes while maintaining quality. No signup required.
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PNG to JPG Converter
Convert PNG to JPG online free. Adjust JPEG quality, set a background color for transparent areas, and shrink file size instantly. No signup required.
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