Verified dimensions hub
Social Media Sizes: 2026 Image & Video Dimensions
The right size depends on the surface. Start with the current chart, then open a focused guide for crop and export details.
Prepared and source-checked 2026-09-27
2026 quick-reference chart
Use the surface—not simply the platform name—to choose a canvas. Verify again before a major template rollout.
| Platform surface | Recommended export | Ratio | Source level |
|---|---|---|---|
| YouTube thumbnail | 3840×2160 | 16:9 | YouTube Help |
| YouTube banner | 2560×1440; 1235×338 minimum safe area | 16:9 | YouTube Help |
| YouTube HD video | 1920×1080 | 16:9 | YouTube Help |
| Instagram portrait feed | 1080×1350 | 4:5 | Current secondary guide |
| Instagram square | 1080×1080 | 1:1 | Current secondary guide |
| Instagram landscape | 1080×566 | 1.91:1 | Current secondary guide |
| Instagram Story/Reel | 1080×1920 | 9:16 | Meta ratio + secondary pixels |
Why click beyond one number
Each focused guide explains cropping, safe areas, export tradeoffs, and how the specification was sourced. Use the Aspect Ratio Calculator to preserve proportions; it owns ratio math, while this cluster owns platform specifications.
Sources and limits
- YouTube thumbnails — first-party thumbnail dimensions, formats, and upload limits
- YouTube channel branding — first-party banner canvas and safe area
- YouTube resolutions — first-party video aspect and resolution guidance
- Meta Reels — first-party 9:16 and safe-zone principle
- Hootsuite 2026 size guide — current secondary Instagram pixel recommendations