X (Twitter) Header Size
The correct X / Twitter header size — and a tool to resize your banner.
An X (Twitter) header banner is 1500×500 pixels — a 3:1 ratio. Because parts are hidden behind your profile photo and overlaid text, sizing it correctly keeps the important parts visible.
Resize your image to 1500×500 here (already selected) and download it ready to upload. Runs entirely in your browser.
Frequently asked questions
What size is an X / Twitter header?
1500×500 pixels (3:1). This tool sizes to it exactly.
Where does the profile photo sit on the header?
Bottom-left, so avoid placing key content there — keep it centred or to the right.
