Adsterra image & ad sizes

Native

Every Adsterra creative format with exact pixels, max weight and accepted file types. 3 sizes, verified 2026-07.

Official documentation: native banners short guide ↗ · native advertising ↗ · ad formats ↗ · turn a profit with native banners ↗

Format

Native Banner — Creative Image

Landscape

Size (px)
Ratio: 4:3
Max weight: 350 KB
Formats: JPG, PNG

Open full spec →

Native Banner Unit — Rendered Block (Medium Rectangle)

Display banner

Size (px)
Ratio: 6:5
Max weight: 350 KB
Formats: JPG, PNG

Open full spec →

Native Ads Widget — Leaderboard Container

Display banner

Size (px)
Ratio: 8.09:1
Formats: JPG, PNG

Open full spec →

Geo Glossary Compare