🔹 Desktop & Tablet Sizes
| Dimensions (px) | Name |
|---|
| 300×250 | Medium Rectangle |
| 336×280 | Large Rectangle |
| 728×90 | Leaderboard |
| 970×90 | Large Leaderboard |
| 300×600 | Half Page |
| 160×600 | Wide Skyscraper |
| 970×250 | Billboard |
| 468×60 | Banner (legacy support) |
🔹 Mobile Sizes
| Dimensions (px) | Name |
|---|
| 320×50 | Mobile Leaderboard |
| 320×100 | Large Mobile Banner |
| 300×250 | Medium Rectangle (shared) |
🔹 Responsive Display Ad Assets (optional but recommended)
- Images:
- Landscape (1.91:1) – min 600×314, recommended 1200×628
- Square (1:1) – min 300×300, recommended 1200×1200
- Logo:
- Landscape logo – 4:1 ratio (min 512×128)
- Square logo – 1:1 ratio (min 128×128)
- Headlines: 5 short (max 30 chars), 1 long (max 90 chars)
- Descriptions: Up to 5 (max 90 chars)
- Final URL
🔧 Technical Specs
- Max File Size: 150 KB
- Formats Accepted: JPG, PNG, GIF (non-animated), HTML5
- Resolution: 72 DPI
- File Naming: No special characters or spaces
📦 Recommendation
To cover 95%+ of available ad inventory across mobile, tablet, and desktop, prioritize creating:
- 300×250
- 728×90
- 160×600
- 320×50
- Responsive Display Ads
