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📐
Aspect Ratio Calculator
Calculate ratios, scale dimensions, and explore resolutions
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Works in your browser
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100% free, no signup
Quick Presets
16:9
4:3
1:1
21:9
9:16
4:5
3:2
Width (px)
Height (px)
🔓 Lock Ratio
Aspect Ratio
16:9
Megapixels
2.07 MP
Resolution
1920 × 1080
Visual Preview
16:9
Common Resolutions
720p HD
1280×720 (16:9)
1080p FHD
1920×1080 (16:9)
1440p QHD
2560×1440 (16:9)
4K UHD
3840×2160 (16:9)
8K
7680×4320 (16:9)
iPhone 14
1170×2532 (195:422)
iPad (2022)
2160×1620 (4:3)