PNG vs WebP: Which Format is Better for Your Website?

·5 min read
PNGWebPComparison
Alex Chen· Image Performance Engineer

PNG Strengths

  • Lossless compression preserves every pixel
  • Supports transparency (alpha channel)
  • Universal browser support
  • Ideal for screenshots, logos, graphics

    • WebP Strengths

  • 25-35% smaller than PNG for lossy
  • Supports both lossy and lossless
  • Transparency support in lossless mode
  • Animation support

    • Size Comparison

    Image TypePNGWebP LossyWebP Lossless
    Photo (4MP)3.2 MB450 KB1.8 MB
    Screenshot800 KB120 KB400 KB
    Logo with text50 KB15 KB30 KB

    Migration Strategy

  • Convert photos to WebP lossy (quality 80)
  • Keep graphics with sharp edges as WebP lossless
  • Use element with PNG fallback for older browsers

    • Related Guides

  • WebP Quality Settings
  • Batch Convert Images to WebP

    • Ready to optimize your images?

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