Each platform has its own sizes, and they keep changing. Bookmark this page: it lists the sizes that matter most in late 2026. To resize an image to any of them, use the free Social Image Resizer.
Quick rules that cover most posts
- Feed posts: 1080 × 1350 (4:5) works on Instagram, Facebook, Threads, LinkedIn and X.
- Full-screen vertical: 1080 × 1920 (9:16) for Stories, Reels, Shorts, TikTok, Snapchat and WhatsApp status.
- Profile photos: a square image shown as a circle on every platform. Keep your face centred.
YouTube
| Thumbnail | 1280 × 720, under 2 MB |
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| Channel banner | 2560 × 1440, safe area 1546 × 423 in the centre |
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| Shorts | 1080 × 1920 |
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| Profile picture | 800 × 800 |
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Instagram
| Portrait post | 1080 × 1350 (4:5) |
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| Tall post | 1080 × 1440 (3:4), matches the profile grid |
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| Square post | 1080 × 1080 |
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| Story / Reel | 1080 × 1920 |
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Facebook
| Cover photo | 851 × 315. Phones show a narrower centre area. |
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| Feed post | 1080 × 1350 |
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| Story | 1080 × 1920 |
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| Event cover | 1920 × 1005 |
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| Group cover | 1640 × 856 |
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LinkedIn
| Profile banner | 1584 × 396. Your photo covers the lower left. |
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| Company cover | 1512 × 256 |
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| Post image | 1200 × 627 (link) or 1080 × 1350 (portrait) |
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X (Twitter) and Threads
| X header | 1500 × 500 |
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| X post image | 1600 × 900 (16:9), 1080 × 1080 or 1080 × 1350 |
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| Threads post | 1080 × 1350 or 1080 × 1080 |
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TikTok, Snapchat, WhatsApp and Pinterest
| TikTok video / photo | 1080 × 1920 |
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| Snapchat story | 1080 × 1920, keep 150 px clear top and bottom |
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| WhatsApp status | 1080 × 1920 |
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| WhatsApp DP | Square, shown as a circle |
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| Pinterest pin | 1000 × 1500 (2:3) |
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Character limits
| X post | 280 (longer with Premium) |
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| Threads post | 500 |
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| LinkedIn post / headline / About | 3,000 / 220 / 2,600 |
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| Instagram caption / bio | 2,200 / 150 (max 5 hashtags) |
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| TikTok caption / bio | 4,000 / 80 |
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| YouTube title / description | 100 / 5,000 |
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| WhatsApp status / About | 700 / 139 |
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Check any text against all of these at once with the Character Counter.