Image Resize Calculator | Aspect Ratio Scaling

Image Resize Calculator

Calculate new dimensions while maintaining aspect ratio

Resize Dimensions

32%
Scale
3:2
Aspect Ratio
2.5 MP
New Resolution

Quick Resize Presets

Scale by Percentage

%

Resizing Guidelines

Web Optimization

1920px width is enough for full-screen on most monitors. For thumbnails, 300-640px is typical. Smaller images load faster and save bandwidth.

Social Media Sizes

Instagram: 1080×1080 (square), 1080×1350 (portrait). Facebook: 1200×630. Twitter: 1200×675. Pinterest: 1000×1500.

Quality Considerations

Downscaling (reducing size) is safe and often improves perceived sharpness. Upscaling (enlarging) can cause blur and artifacts – avoid upscaling beyond 150%.