X (Twitter) Image Sizes 2026
All the image sizes you need for X (Twitter), updated for 2026.
Last updated: April 2026
Size Reference
| Usage | Dimensions | Aspect Ratio | Category |
|---|---|---|---|
| Post (Single) | 1200 x 675 | 16:9 | Post |
| Post (Double) | 700 x 800 | 7:8 | Post |
| Header | 1500 x 500 | 3:1 | Cover |
| Profile | 400 x 400 | 1:1 | Profile |
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Resize for X (Twitter)Detailed Guide for Each Size
Post (Single)
- Recommended size:
- 1200 x 675 px
- Aspect Ratio:
- 16:9
- Max file size:
- 5MB (GIF: 15MB)
- Supported formats:
- JPEG, PNG, WebP
Tips: Use high-resolution images for X (Twitter) feed posts to maintain clarity after compression. Upload at or above the recommended size for best results.
Post (Double)
- Recommended size:
- 700 x 800 px
- Aspect Ratio:
- 7:8
- Max file size:
- 5MB (GIF: 15MB)
- Supported formats:
- JPEG, PNG, WebP
Tips: Use high-resolution images for X (Twitter) feed posts to maintain clarity after compression. Upload at or above the recommended size for best results.
Header
- Recommended size:
- 1500 x 500 px
- Aspect Ratio:
- 3:1
- Max file size:
- 5MB (GIF: 15MB)
- Supported formats:
- JPEG, PNG, WebP
Tips: Cover images display differently across devices. Keep important elements toward the center to ensure they are visible on all screen sizes.
Profile
- Recommended size:
- 400 x 400 px
- Aspect Ratio:
- 1:1
- Max file size:
- 5MB (GIF: 15MB)
- Supported formats:
- JPEG, PNG, WebP
Tips: Profile images are often cropped to a circle. Center your subject and upload a square image for best results.
Frequently Asked Questions
What are the recommended image sizes for X (Twitter)?
X (Twitter) image sizes vary by usage. See the size reference table above for recommended dimensions for posts, stories, profiles, and more.
Why do my X (Twitter) images lose quality after uploading?
X (Twitter) automatically compresses images on upload. Use high-resolution images at or above the recommended size and set JPEG quality to high to minimize quality loss.
Can I resize images for X (Twitter) for free?
Yes, ShareMint lets you resize to all X (Twitter) sizes for free. Everything runs in your browser — your images are never sent to a server.
What image format should I use for X (Twitter)?
JPEG is the most common and widely compatible format. Use PNG if you need transparency. WebP offers smaller file sizes with good quality but may not be supported everywhere.