Guide
Instagram Photo Dimensions and Resolution: The 2025 Guide
Master the exact aspect ratios, pixel dimensions, and compression rules for square, portrait, and landscape Instagram uploads.
By Sarah Jenkins •
Understanding Instagram’s image resolution specifications ensures your downloads and uploads remain sharp and professional.
| Format | Aspect Ratio | Optimal Resolution |
|---|---|---|
| Square | 1:1 | 1080 × 1080 px |
| Portrait | 4:5 | 1080 × 1350 px |
| Landscape | 1.91:1 | 1080 × 566 px |
| Stories & Reels | 9:16 | 1080 × 1920 px |