Walmart Connect ad specs

Walmart Connect supports 17 documented ad formats across the Retail Media category. Browse the full list of placements, dimensions, file size limits, and creative requirements for advertising on Walmart Connect. Sponsored Search, Brands, Brands Video, Sponsored Video, Onsite Display, In-Store, Off-site DSP and Vizio/OneView CTV ads across Walmart.com, the Walmart app, ~4,500 stores and connected TV.

Frequently asked questions

What is Walmart Connect?
Walmart Connect is a Retail Media platform that supports 17 documented ad formats on All Ad Specs.
How many ad formats does Walmart Connect support?
Walmart Connect currently has 17 documented ad formats in this directory, each with full dimensions, file size limits, and codec requirements.
What kind of platform is Walmart Connect?
Walmart Connect is part of the Retail Media category. See the format list above for placements where ads can run.
How does Walmart Connect compare to other publishers in this directory?
Each publisher has its own catalog of ad formats with different dimensions, file size limits, and creative rules. Compare Walmart Connect's 17 formats against any other publisher in the All Ad Specs directory by browsing their respective pages.
Where can I find Walmart Connect's official ad spec documentation?
Each format on this page links out to Walmart Connect's official source. You can also visit https://advertising.walmart.com/ for general information.
Are Walmart Connect 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.