Aspect Ratio Calculator
Calculate dimensions and find perfect aspect ratios
instant results, purely client-side, no signup needed
Dimension Calculator
Current Ratio:16:9
Common Ratios
16:9
Video, TV, YouTube
4:3
Old TV, iPad
1:1
Instagram, Square
21:9
Ultrawide Monitor
9:16
TikTok, Reels, Shorts
3:2
DSLR Photos
2:3
Vertical Photos
Quick Resize Table
Resolutions maintaining the current 16:9 ratio:
| Resolution (W × H) | Action |
|---|---|
| 3840 × 2160 px | |
| 2560 × 1440 px | |
| 1920 × 1080 px | |
| 1600 × 900 px | |
| 1366 × 768 px | |
| 1280 × 720 px | |
| 1024 × 576 px | |
| 800 × 450 px | |
| 640 × 360 px |