Technical

Deep Dive into Image Compression Algorithms: From JPEG to AVIF

Published: 2023-12-28
Read Time: 12 minutes

Introduction

Compression algorithms directly affect image quality, size, and compatibility. Understanding core differences improves format decisions.

Tip 1: JPEG for photo-first lossy compression

JPEG is mature and widely supported, suitable for photographic content with moderate compression needs.

Tip 2: PNG for strict lossless scenarios

PNG keeps pixel-perfect output and is ideal for icons, UI assets, and graphics.

Tip 3: WebP for balanced modern delivery

WebP supports both lossy and lossless modes and is often a good web default.

Tip 4: AVIF for maximum compression efficiency

AVIF can deliver high efficiency but should be introduced with compatibility validation.

Conclusion

No algorithm is universally best. Select by scenario, then validate by visual quality and delivery constraints.