Aspect Ratio Calculator
Calculate, lock, and convert aspect ratios for images and video.
16:9
4:3
1:1
1Enter dimensions→2See ratio→3Calculate new sizes
Tip: Includes presets for social media and video.
Dimensions
Aspect Ratio: 16:9(1.7778)
Detect from Image
Resize Calculator
Maintain ratio (16:9). Enter target width or height:
Common Presets
Preview
16:9
1920 x 1080px
Social Media Size Reference
| Platform | Size | Ratio |
|---|---|---|
| Instagram Post | 1080x1080 | 1:1 |
| Instagram Story | 1080x1920 | 9:16 |
| Facebook Post | 1200x630 | 40:21 |
| Facebook Cover | 820x312 | 205:78 |
| Twitter Post | 1200x675 | 16:9 |
| Twitter Header | 1500x500 | 3:1 |
| YouTube Thumbnail | 1280x720 | 16:9 |
| LinkedIn Post | 1200x627 | ~16:9 |
| Pinterest Pin | 1000x1500 | 2:3 |
| TikTok Video | 1080x1920 | 9:16 |