
Design5 min read
YouTube Banner Size: The 1546×423 That Decides Everything
Upload 2560×1440. Design for 1546×423 — the window every phone shows, which is 17% of the file. Four devices crop the same image four different ways.
Field notes
Playbooks, teardowns and the occasional argument — everything we have learned helping creators grow across every major platform.

Upload 2560×1440. Design for 1546×423 — the window every phone shows, which is 17% of the file. Four devices crop the same image four different ways.

YouTube thumbnail size is 1280x720 at 16:9 - but the number that matters is the 170 pixels wide it is actually viewed at.

Every YouTube video publishes its thumbnail at several resolutions. Here is how to download any of them, including the maximum-resolution version.