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YouTube YouTube Image Specs & Tools (2026)
Every YouTube image dimension verified for 2026. Click a tool to resize any image instantly in your browser.
Channel Banner (Header) resizer
2560×1440
Full art is 2560×1440 but only the centre 1546×423 (TV-safe) / 1235×338 (mobile-
Video Thumbnail resizer
1280×720
1280×720 with min width 640. Keep text inside the centre 70% — mobile crops edge
Shorts Cover resizer
1080×1920 / 1080×1350
1080×1920 full vertical; also export the 4:5 crop that appears in the feed grid.
YouTube complete spec table
| Asset | Required size(s) | Ratio | Limit |
|---|---|---|---|
| Channel Avatar | 800×800 | 1:1 | ≤ 4 MB |
| Channel Banner (Header) | 2560×1440 | 16:9 | ≤ 6 MB |
| Video Thumbnail | 1280×720 | 16:9 | ≤ 2 MB |
| Shorts Cover | 1080×1920 / 1080×1350 | 9:16 | ≤ 2 MB |