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Resize Image for X (Twitter)

Resize images for posts, your profile header and profile photo on X, formerly Twitter, so nothing important gets cropped in the timeline.

X (Twitter) tips

  • Leave the bottom-left of the header clear: the profile photo sits over it.
  • Single images at 16:9 appear without cropping in the timeline.

X (Twitter) image sizes (October 2026)

UseSize (px)Shape
Landscape post1600 × 90016:9
Square post1080 × 10801:1
Header1500 × 5003:1
Profile photo400 × 4001:1

These are each platform’s recommended upload sizes, last checked in October 2026. Platforms accept other sizes too, but then crop or scale your image themselves.

Crop or fit?

  • Crop to fill fills the whole frame and cuts off what does not fit. Drag the preview (or use the arrow keys) to choose what stays, and zoom in to frame tighter.
  • Fit whole image keeps the entire photo and fills the gaps with a blurred copy of it or a solid colour. Use it for group photos, screenshots, artwork and anything with text near the edges.

Tick several sizes to download them all at once as a ZIP, for example a square post, a portrait post and a Story from the same photo.

Getting sharp results

  • Start from the largest version of the photo. Enlarging a small image always looks soft; the tool warns you when that happens.
  • Upload at exactly the recommended size, so the platform does not resize it again.
  • Use JPG for photos and PNG for graphics with text. If a platform has a file size limit, use the image compressor afterwards.

Common mistakes

  • Letting the platform crop for you

    Upload a photo in the wrong shape and the app picks the crop, often cutting off heads or text. Crop it yourself first.

  • Text too close to the edges

    Covers and Stories are cropped differently on phones and computers, and app buttons sit over the edges. Keep text and faces near the centre.

  • Resizing an already small image

    A 400-pixel image enlarged to 1080 looks blurry. Find the original photo instead.

Frequently asked questions

What size is the X (Twitter) header?

1500 × 500 pixels (3:1). Your profile photo covers part of the bottom left, so keep important content away from there.

What size should images in X posts be?

1600 × 900 (16:9) shows uncropped in the timeline. Square 1080 × 1080 also works well.

Are my photos uploaded?

No. Resizing runs entirely in your browser. Your photos never leave your device.

Last reviewed 2 October 2026. This tool runs in your browser; nothing you enter is stored or sent to Boostlix.