What is the maximum file size for Yahoo Advertising E2E Horizon XL?

Files for Yahoo Advertising E2E Horizon XL can be up to 2 MB.

Which file formats does Yahoo Advertising E2E Horizon XL accept?

Yahoo Advertising E2E Horizon XL accepts JPG, PNG, and GIF files.

How does Yahoo Advertising E2E Horizon XL compare to other Yahoo Advertising ad formats?

Yahoo Advertising E2E Horizon XL differs from other Yahoo Advertising placements in its dimensions, and a 2MB file ceiling. Compare side-by-side from the Yahoo Advertising publisher page on All Ad Specs.

Where can I find the official Yahoo Advertising E2E Horizon XL documentation?

The official source for Yahoo Advertising E2E Horizon XL requirements is https://adspecs.yahooinc.com/format/e2e-horizon-xl, linked from this page.

Are these Yahoo Advertising E2E Horizon XL specs kept up to date?

Yes — every spec entry references Yahoo Advertising's official documentation source so dimensions, file size limits, and codec requirements stay in sync as the platform changes.

Can I reuse the same creative for other Yahoo Advertising placements?

Often partially — many Yahoo Advertising placements share aspect ratios but differ in safe zones, duration, or file size. Always cross-check the target placement's spec page before reusing creative.

Yahoo Advertising E2E Horizon XL ad specs

Yahoo Advertising E2E Horizon XL ads are still images, up to 2 MB per file, delivered as JPG, PNG, or GIF. They run in the Premium Yahoo properties (Yahoo Mail, Homepage, News, Sports, Finance, AOL) placement on Yahoo Advertising. Use these requirements to brief designers, validate uploads, and avoid creative rejections in Yahoo Advertising's ad manager.

Max file size: 2 MB
File types: JPG, PNG, GIF
Orientation: Any

Visual specifications

Orientation	any
Max file size	2 MB
File types	JPG, PNG, GIF

Notes & source

Static: Static Image: Should contain logo, copy, and CTA | Video: Static Image Should contain logo, copy, and CTA Backup Image: Required for instances when the user's browser does not support creative functionality (e.g., HTML5, JavaScript) | Video: Video Video will autoplay and then resolve to the video poster. Max video length: 15s

Official source: https://adspecs.yahooinc.com/format/e2e-horizon-xl

Frequently asked questions

What is the maximum file size for Yahoo Advertising E2E Horizon XL?: Files for Yahoo Advertising E2E Horizon XL can be up to 2 MB.
Which file formats does Yahoo Advertising E2E Horizon XL accept?: Yahoo Advertising E2E Horizon XL accepts JPG, PNG, and GIF files.
What is the Yahoo Advertising E2E Horizon XL ad format?: Yahoo Advertising E2E Horizon XL is a image ad format that runs in the Premium Yahoo properties (Yahoo Mail, Homepage, News, Sports, Finance, AOL) placement on Yahoo Advertising. This page documents its full creative requirements, sourced from Yahoo Advertising's official ad documentation.
Where does Yahoo Advertising E2E Horizon XL appear on Yahoo Advertising?: Yahoo Advertising E2E Horizon XL ads appear in the Premium Yahoo properties (Yahoo Mail, Homepage, News, Sports, Finance, AOL) placement on Yahoo Advertising.
How does Yahoo Advertising E2E Horizon XL compare to other Yahoo Advertising ad formats?: Yahoo Advertising E2E Horizon XL differs from other Yahoo Advertising placements in its dimensions, and a 2MB file ceiling. Compare side-by-side from the Yahoo Advertising publisher page on All Ad Specs.
Where can I find the official Yahoo Advertising E2E Horizon XL documentation?: The official source for Yahoo Advertising E2E Horizon XL requirements is https://adspecs.yahooinc.com/format/e2e-horizon-xl, linked from this page.
Are these Yahoo Advertising E2E Horizon XL specs kept up to date?: Yes — every spec entry references Yahoo Advertising's official documentation source so dimensions, file size limits, and codec requirements stay in sync as the platform changes.
Can I reuse the same creative for other Yahoo Advertising placements?: Often partially — many Yahoo Advertising placements share aspect ratios but differ in safe zones, duration, or file size. Always cross-check the target placement's spec page before reusing creative.