YouTube Ads Specs
Video resolutions, ad lengths, aspect ratios, and companion asset sizes for skippable, non-skippable, bumper, and Shorts ads on YouTube.
| Format |
Length |
Skippable |
Billing |
| Skippable in-stream |
No fixed max; ~12 s to 3 min recommended |
After 5 s |
Per view or engagement |
| Non-skippable in-stream |
15–20 s depending on region |
No |
Per impression |
| Bumper |
6 s maximum |
No |
Per impression |
| In-feed (discovery) |
Any |
n/a |
Promotes a video in search and feed surfaces |
| Shorts ads |
Vertical, up to ~60 s |
Swipeable |
Shown in the Shorts feed |
Video file specs
| Spec |
Value |
| Resolution |
1920 × 1080 (16:9) standard; 1080 × 1920 (9:16) for Shorts |
| Frame rate |
24–60 fps, match your source |
| Format |
Upload to YouTube as a normal video; MP4 with H.264 is the standard choice |
Ads are served from a video hosted on your channel, so YouTube’s own upload limits apply.
Supporting assets
| Asset |
Size |
Notes |
| Video thumbnail |
1280 × 720 |
Shown in in-feed formats |
| Companion banner |
300 × 60 |
Desktop-only banner shown next to in-stream ads |
| Channel banner |
2560 × 1440 |
Safe area for all devices is the central 1546 × 423 |