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Architecture6 min read

Server-Side vs. Client-Side Image Compression

Understand the pros and cons of compressing images on the client (browser) versus the server (backend).

Server-Side vs. Client-Side Image Compression illustration

When users upload images to your application, you must compress them. But where should this happen?

Client-Side

Compressing in the browser using the Canvas API saves upload bandwidth and server processing costs. However, it can be slow on low-end devices.

Server-Side

Processing on the server ensures consistency and allows the use of powerful CLI tools like FFmpeg or ImageMagick.

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