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Web DevJune 10, 2024bởi Dev Team

The Ultimate Guide to Image Optimization for Web

Slow website? Large images are likely the culprit. Learn how to compress JPGs and PNGs properly to boost your SEO and load times.

The Ultimate Guide to Image Optimization for Web

Why Image Size Matters

According to Google, as page load time goes from 1 second to 3 seconds, the probability of bounce increases 32%. Images often account for most of that downloaded data.

Formats: JPG vs PNG vs WebP

  • JPG: Best for photographs. Lossy compression.
  • PNG: Best for graphics with text, logos, or transparency. Lossless.
  • WebP: The modern standard. Superior compression for both.

How to Compress Without Quality Loss

  1. Resize First: Don't upload a 4000px wide image if it only displays at 800px.
  2. Strip Metadata: Remove EXIF data (camera model, location) to save bytes.
  3. Use a Tool: Our Image Compressor handles this automatically for you.

Tools Portal Advantage

Our compression algorithms are smart. They analyze the image texture to determine how much compression can be applied before artifacts become visible to the human eye.

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