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Reference library

Ad Sizes

Ad size references for Google Display, Meta, LinkedIn, TikTok, X/Twitter, and Snapchat with fixed upload dimensions, safe areas, file limits, and resizer presets.

Last checked: 2026-05-03

Source confidence: Editorial Last checked: 2026-05-03 Source: Google Ads Help: supported display ad sizes Found a spec change? Send correction.

How we calculate this

Methodology and source handling

We calculate pixel dimensions from the visible size values, aspect ratios, DPI/PPI formulas, and source notes on this page.

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Ad Sizes entries

Paid creative should be sized from the destination placement, not from a generic social image. Confirm fixed upload dimensions, aspect-ratio rules, safe zones, file type, and file-size limits before launch.

Recently updated

Fresh entries in this library

Planning

Ad-size decisions by channel

ChannelHigh-intent size questionBest page
Google Display 300 x 250 vs 728 x 90 vs 120 x 600 fixed image ads Open Google Display ad sizes.
Meta Feed square vs Reels/Stories 9:16 safe zones Open Meta ad sizes.
LinkedIn Single image, carousel, video thumbnail, document ad, or Lead Gen creative Open LinkedIn ad sizes.
TikTok/Snapchat Vertical mobile ad with UI-safe placement Open the platform ad page before export.

Related

Related pages and tools

FAQ

Common questions

What Google Display ad sizes should I export first?

Start with 300 x 250 px medium rectangle, 728 x 90 px leaderboard, and 120 x 600 px skyscraper when you are preparing fixed uploaded image ads.

Are ad sizes the same as platform post sizes?

Not always. Ads can have placement-specific file types, ratios, safe zones, file-size limits, and campaign behavior that differs from organic posts.

Should I use one creative for every ad placement?

Reuse the idea, but rebuild text and safe-area placement when aspect ratios differ or when UI overlays can hide important content.

Source

Official source

Ad size entries use official advertising platform documentation for dimensions, aspect ratios, formats, and placement requirements.

Last checked: 2026-05-03