What aspect ratio does NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) use?

NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) supports 16:9 and 4:3 aspect ratios.

NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) ad specs

NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) ads are horizontal 16:9 video clips, measured at 1920×1080 px, up to 10240 MB per file, up to 30 seconds long, delivered as MP4 or MOV. They run in the In-Stream (CTV / Desktop / Mobile) placement on NBCUniversal.

Dimensions: 1920×1080 px
Aspect ratio: 16:9, 4:3
Max file size: 10240 MB

Visual specifications

Dimensions	1920 × 1080 px
Aspect ratios	16:9, 4:3
Orientation	landscape
Max file size	10240 MB
File types	MP4, MOV

Video & audio

Max duration	30 sec
Video codec	H.264 (High/Main/Baseline); ProRes 422 HQ (mezz)
Frame rate	29.97 fps
Video bitrate	5000 kbps
Audio codec	AAC (or MP3)
Audio channels	stereo (2)
Audio bitrate	192 kbps
Sample rate	48000 Hz
Loudness	-24 LUFS

Notes & source

Renditions — Mezz: 1920×1080, MP4 or MOV, 10–30 Mbps, ProRes 422 HQ or H.264; High: 1920×1080 or 1280×720 MP4, 3.25–5 Mbps; Medium: 960×540 or 640×480 MP4, 1–1.5 Mbps; Low: 640×360 or 416×234 MP4, 340–460 Kbps. All H.264 except mezz. VAST 2.0 only, secure HTTPS, no VPAID. Audio 192 Kbps min / 48 kHz / under 2 dB / CALM –24 LKFS ±2. Effective Aug 2025 wrapped VAST tags are not permitted on sports-specific or live-specific deals.

Official source: https://nbcu-creative-guidelines.scroll.site/nbcuniversal-creative-guidelines/nbcuniversal-standard-digital-video-guidelines

Frequently asked questions

What size are NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) ads?: NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) ads are 1920×1080 pixels with an aspect ratio of 16:9.
What aspect ratio does NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) use?: NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) supports 16:9 and 4:3 aspect ratios.
What is the maximum file size for NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll)?: Files for NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) can be up to 10240 MB.
How long can a NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) video be?: NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) videos can run up to 30 seconds.
Which file formats does NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) accept?: NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) accepts MP4 and MOV files.
What codec should NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) ads use?: Encode NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) with H.264 (High/Main/Baseline); ProRes 422 HQ (mezz) and AAC (or MP3) at 29.97 fps.
What is the NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) ad format?: NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) is a video ad format that runs in the In-Stream (CTV / Desktop / Mobile) placement on NBCUniversal. This page documents its full creative requirements, sourced from NBCUniversal's official ad documentation.
Where does NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) appear on NBCUniversal?: NBCUniversal Standard Digital Video — VAST 2.0 (Pre-roll / Mid-roll) ads appear in the In-Stream (CTV / Desktop / Mobile) placement on NBCUniversal.