InMobi Ad Sizes
25 placements across 3 InMobi categories. Open a placement for its safe zone and file spec.
Mobile DSP
| Placement | Size | Ratio | Safe zone | File | Changed | Checked |
|---|---|---|---|---|---|---|
| HTML Display Ad - Medium Rectangle | 300×250px | 6:5 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| InMobi DSP Native Rich Display Ad - Primary Image | 1200×628px | 300:157 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| InMobi DSP Interstitial (Landscape) | 960×640px | 3:2 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| HTML Display Ad - Small Banner | 300×50px | 6:1 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| InMobi DSP Small Banner | 640×100px | 32:5 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| HTML Display Ad - Interstitial Tablet Portrait | 768×1024px | 3:4 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| HTML Display Ad - Small Banner (Tablet) | 728×90px | 364:45 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| InMobi DSP Native Rich Display Ad - Icon | 300×300px | 1:1 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| InMobi DSP Interstitial (Portrait) | 640×960px | 2:3 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| InMobi DSP Interstitial (Tall Portrait) | 640×1136px | 40:71 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| HTML Display Ad - Interstitial Mobile Landscape | 480×320px | 3:2 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| InMobi DSP Medium Rectangle Banner | 600×500px | 6:5 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| InMobi DSP Interstitial (Tall Landscape) | 1136×640px | 71:40 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| HTML Display Ad - Interstitial Mobile Portrait | 320×480px | 2:3 | — | — | Jul 3, 2026 | Jul 3, 2026 |
| HTML Display Ad - Interstitial Tablet Landscape | 1024×768px | 4:3 | — | — | Jul 3, 2026 | Jul 3, 2026 |
Display
| Placement | Size | Ratio | Safe zone | File | Changed | Checked |
|---|---|---|---|---|---|---|
| Banner 300x50 | 300×50px | 6:1 | — | GIF,JPG,PNG | Jun 12, 2026 | Jun 12, 2026 |
| Banner 320x50 | 320×50px | 32:5 | — | GIF,JPG,PNG | Jun 12, 2026 | Jun 12, 2026 |
| Banner 728x90 | 728×90px | 8:1 | — | GIF,JPG,PNG | Jun 12, 2026 | Jun 12, 2026 |
| MREC 300x250 | 300×250px | 6:5 | — | GIF,JPG,PNG,HTML5 | Jun 12, 2026 | Jun 12, 2026 |
Interstitial
| Placement | Size | Ratio | Safe zone | File | Changed | Checked |
|---|---|---|---|---|---|---|
| Interstitial Tablet Landscape 1024x768 | 1024×768px | 4:3 | — | GIF,JPG,PNG | Jun 12, 2026 | Jun 12, 2026 |
| Interstitial Portrait 320x480 | 320×480px | 9:16 | — | GIF,JPG,PNG | Jun 12, 2026 | Jun 12, 2026 |
| Interstitial Portrait 320x568 | 320×568px | 9:16 | — | GIF,JPG,PNG | Jun 12, 2026 | Jun 12, 2026 |
| Interstitial Landscape 480x320 | 480×320px | 16:9 | — | GIF,JPG,PNG | Jun 12, 2026 | Jun 12, 2026 |
| Interstitial Landscape 568x320 | 568×320px | 16:9 | — | GIF,JPG,PNG | Jun 12, 2026 | Jun 12, 2026 |
| Interstitial Tablet Portrait 768x1024 | 768×1024px | 3:4 | — | GIF,JPG,PNG | Jun 12, 2026 | Jun 12, 2026 |