YouTube In-Stream (skippable) Ad Size: 1920×1080 px
Aspect ratio 16:9 · 1920×1080 pixels · MP4, MOV, AVI, WMV, FLV
Skippable in-stream ads play before, during, or after YouTube videos. Users can skip after 5 seconds. 16:9 landscape is native.
Why this size matters
The most flexible YouTube format — you pay per view (30s+ or click). Creative can be 15s or 3 minutes. The 5-second skip window is where creative wins or loses.
- Formats
- MP4, MOV, AVI, WMV, FLV
- Max file size
- 256.0 GB
- Length
- 12–600 seconds
- Best for
- Long-form storytelling — highest-fidelity YouTube ad slot.
Design tips that actually move the needle
- 01The first 5 seconds are the entire ad — assume 80% skip at 5s.
- 02Front-load the hook, not the branding. Users skip regardless of whether they know your brand.
- 03For prospecting: 15-30s. For remarketing: 6-15s bumper.
- 0416:9 landscape native — YouTube also accepts 9:16 for mobile-only campaigns.
People also ask
How long can a YouTube skippable ad be?+
Up to 10 minutes, but anything over 3 minutes has near-zero completion. 15-30s is the sweet spot for prospecting.
Do I pay if someone skips at 5s?+
No — Google charges per completed 30s view (or full watch if shorter than 30s) or click. Skipped views are free.
What is 16:9 in pixels?+
For YouTube In-Stream (skippable), a 16:9 aspect ratio is 1920×1080 pixels. Any resolution with the same ratio works, but 1920×1080 px is the recommended native size and avoids upscaling.
Is 1920×1080 the right size for YouTube In-Stream (skippable)?+
Yes — 1920×1080 px (16:9) is the recommended YouTube In-Stream (skippable) ad size. Accepted formats: MP4, MOV, AVI, WMV, FLV. Maximum file size: 256.0 GB.
Related sizes
Free tools for this size
Aspect ratio reference
→ 16:9 aspect ratio: pixel sizes, mm and placementsFull platform reference
→ All YouTube ad specsStop resizing by hand. Xeli does it for you.
Xeli composes every asset to the correct native aspect and safe zone per placement — automatically, across every platform.
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