What size are Mozilla Ads Side Banner ads?

Mozilla Ads Side Banner ads are 160×600 pixels with an aspect ratio of 4:15.

What aspect ratio does Mozilla Ads Side Banner use?

Mozilla Ads Side Banner supports 4:15 aspect ratio.

Which file formats does Mozilla Ads Side Banner accept?

Mozilla Ads Side Banner accepts JPG and PNG files.

Where does Mozilla Ads Side Banner appear on Mozilla Ads?

Mozilla Ads Side Banner ads appear in the Article Page placement on Mozilla Ads.

Where can I find the official Mozilla Ads Side Banner documentation?

The official source for Mozilla Ads Side Banner requirements is https://www.mozilla.org/en-US/advertising/solutions/, linked from this page.

Are these Mozilla Ads Side Banner specs kept up to date?

Yes — every spec entry references Mozilla Ads'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 Mozilla Ads placements?

Often partially — many Mozilla Ads 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.

Mozilla Ads Side Banner ad specs

Mozilla Ads Side Banner ads are vertical 4:15 still images, measured at 160×600 px, delivered as JPG or PNG. They run in the Article Page placement on Mozilla Ads. Use these requirements to brief designers, validate uploads, and avoid creative rejections in Mozilla Ads's ad manager.

Dimensions: 160×600 px
Aspect ratio: 4:15
File types: JPG, PNG

Visual specifications

Dimensions	160 × 600 px
Aspect ratios	4:15
Orientation	portrait
File types	JPG, PNG

Notes & source

IAB standard 160×600 wide skyscraper in the sidebar of MDN Web Docs article pages.

Official source: https://www.mozilla.org/en-US/advertising/solutions/

Frequently asked questions

What size are Mozilla Ads Side Banner ads?: Mozilla Ads Side Banner ads are 160×600 pixels with an aspect ratio of 4:15.
What aspect ratio does Mozilla Ads Side Banner use?: Mozilla Ads Side Banner supports 4:15 aspect ratio.
Which file formats does Mozilla Ads Side Banner accept?: Mozilla Ads Side Banner accepts JPG and PNG files.
Where does Mozilla Ads Side Banner appear on Mozilla Ads?: Mozilla Ads Side Banner ads appear in the Article Page placement on Mozilla Ads.
Where can I find the official Mozilla Ads Side Banner documentation?: The official source for Mozilla Ads Side Banner requirements is https://www.mozilla.org/en-US/advertising/solutions/, linked from this page.
Are these Mozilla Ads Side Banner specs kept up to date?: Yes — every spec entry references Mozilla Ads'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 Mozilla Ads placements?: Often partially — many Mozilla Ads 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.