How to Resize Images for Social Media: The Complete 2026 Size Guide
Every social media platform has different recommended image dimensions. Using the wrong size results in cropped photos, blurry thumbnails, or stretched profile pictures. Here is the complete, up-to-date guide to social media image sizes — and how to resize your images for free in seconds.
How to Resize Images for Social Media
The fastest way is to use ToolFlow's Image Resizer:
- 1Upload your image
- 2Enter the target width and height in pixels
- 3Download the resized image
No sign-up. No upload to cloud servers. Works on any device.
Instagram Image Sizes 2026
| Type | Recommended Size |
|---|---|
| Profile Picture | 320 × 320 px |
| Square Post | 1080 × 1080 px |
| Portrait Post | 1080 × 1350 px |
| Landscape Post | 1080 × 566 px |
| Story / Reel | 1080 × 1920 px |
Instagram displays images at a maximum width of 1080px. Uploading larger images wastes bandwidth — resize first.
Facebook Image Sizes 2026
| Type | Recommended Size |
|---|---|
| Profile Picture | 170 × 170 px |
| Cover Photo | 851 × 315 px |
| Shared Image | 1200 × 630 px |
| Event Banner | 1920 × 1080 px |
| Facebook Story | 1080 × 1920 px |
Twitter / X Image Sizes 2026
| Type | Recommended Size |
|---|---|
| Profile Picture | 400 × 400 px |
| Header Image | 1500 × 500 px |
| In-feed Image | 1200 × 675 px |
| Card Image | 800 × 418 px |
LinkedIn Image Sizes 2026
| Type | Recommended Size |
|---|---|
| Profile Photo | 400 × 400 px |
| Background Photo | 1584 × 396 px |
| Post Image | 1200 × 627 px |
| Company Logo | 300 × 300 px |
YouTube Image Sizes 2026
| Type | Recommended Size |
|---|---|
| Channel Banner | 2560 × 1440 px |
| Profile Picture | 800 × 800 px |
| Thumbnail | 1280 × 720 px |
Why Image Size Matters for Social Media
- Cropped images: If your image isn't the right aspect ratio, platforms crop the edges — often cutting off faces or important content.
- Blurry thumbnails: Images that are too small get upscaled and look pixelated.
- Slow uploads: Unnecessarily large images take longer to upload and can fail on slow connections.
- Algorithm performance: Some research suggests properly-sized images get better engagement because they display fully without the "click to see more" truncation.
Pro Tip: Compress After Resizing
After resizing your image to the correct dimensions, compress it before uploading to reduce file size. A 1080×1080 Instagram post doesn't need to be 3MB — compressing to 200–400KB at 85% quality looks identical and uploads much faster.
Use ToolFlow's Image Compressor after resizing.
Conclusion
Resize your images to the correct dimensions for each platform before uploading. This prevents cropping, reduces upload times, and ensures your content looks its best.