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JPG, PNG and WebP: differences and when to use each format

Choose an image format based on photography, transparency, sharpness and file size.

When this guide is useful

JPG works well for photos, PNG is useful for transparency and crisp edges, and WebP combines efficient compression with modern features.

Think about where the file will be used. Messaging, social media, websites, presentations and archiving can require different sizes and formats.

How to decide without overcomplicating it

Think about the image content and destination first. A screenshot with text may need a different format than a large photograph.

Always start with a copy of the original file. That gives you a reference and lets you try another setting without losing the best-quality source.

How to check whether the result is good

Make a first attempt with moderate settings. Then review the full result, especially areas with small text, faces, music, transitions or fine detail.

Recommended step-by-step

  1. Always start with a copy of the original file. That gives you a reference and lets you try another setting without losing the best-quality source.
  2. Think about the image content and destination first. A screenshot with text may need a different format than a large photograph.
  3. Make a first attempt with moderate settings. Then review the full result, especially areas with small text, faces, music, transitions or fine detail.
  4. Think about where the file will be used. Messaging, social media, websites, presentations and archiving can require different sizes and formats.

Common mistakes to avoid

Avoid choosing only by the file extension. Compare visible quality and size in the context where the image will actually be used.

Checklist before downloading or sharing

  • The final file opens correctly on the device or app where it will be used.
  • The important content remains readable, audible or visually natural.
  • The size and format fit the goal without unnecessary quality loss.
  • You kept the original in case you need to process it again.

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