Google Ads ad specs

Google Ads supports 5 documented ad formats across the Search & Display category. Browse the full list of placements, dimensions, file size limits, and creative requirements for advertising on Google Ads. Responsive Search, Display and Performance Max placements served across Google Search, Gmail, YouTube and partner sites.

Frequently asked questions

How many ad formats does Google Ads support?
Google Ads currently has 5 documented ad formats in this directory.
What kind of platform is Google Ads?
Google Ads is part of the Search & Display category. See the format list above for placements where ads can run.
Where can I find Google Ads's official ad spec documentation?
Each format on this page links out to Google Ads's official source. You can also visit https://support.google.com/google-ads/answer/7031480 for general information.
Are Google Ads ad specs kept up to date?
Yes — every format page references the original publisher source so the dimensions, file size limits, and codec requirements stay in sync.