WebP vs PNG: Full Comparison
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.
| 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 |
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.
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WEBP Converter
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