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Editing June 10, 2026 5 min read

How to Resize Images Without Losing Quality

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Written by Sarah Jenkins

GoJPG Optimization Guides

Simply stretching or shrinking pixels can lead to blurry, distorted photos. Here is how to resize your JPGs properly using pixel interpolation and smart aspect ratio configurations.

1. Always Maintain Aspect Ratio

Stretching width while ignoring height distorts the subject. Always check the 'Lock Aspect Ratio' chain link icon in your resizer to ensure proportional, clean scaling.

2. Downscaling is Safer than Upscaling

While downscaling (making an image smaller) is straightforward, upscaling requires inventing pixels out of thin air. For best upscaling results, use subtle percentages and apply light sharpening filters after resizing to regain edge definitions.