CheckSafe.Zone
for marketers
CheckSafe.Zone
for marketers
Standardized pixel dimensions, aspect ratios, danger zone margins, and file size limits across major social media channels and programmatic display networks.
| Platform / Placement | Aspect Ratio | Top Danger Zone | Bottom Danger Zone | Right Danger Zone | Safe Area Center Box |
|---|---|---|---|---|---|
| TikTok Organic Feed | 9:16 | ~200px (10.4%) | ~330px (17.4%) | ~250px (13.0%) | 740 × 1390 px |
| TikTok Spark & In-Feed Ads | 9:16 | ~220px (11.5%) | ~480px (25.0%) | ~250px (13.0%) | 740 × 1220 px |
| Instagram Reels Organic | 9:16 | ~250px (13.0%) | ~320px (16.6%) | ~210px (11.0%) | 780 × 1350 px |
| Instagram Reels Ads | 9:16 | ~357px (18.6%) | ~510px (26.6%) | ~210px (11.0%) | 780 × 1053 px |
| Instagram Stories (Organic & Ads) | 9:16 | ~250px (13.0%) | ~250px (13.0%) | ~150px (8.0%) | 930 × 1420 px |
| YouTube Shorts | 9:16 | ~380px (19.8%) | ~400px (20.8%) | ~195px (18.6%) | 885 × 1140 px |
| Snapchat Spotlight & Stories | 9:16 | ~210px (10.9%) | ~320px (16.7%) | ~100px (5.0%) | 980 × 1390 px |
| Snapchat Commercial Ads | 9:16 | ~210px (10.9%) | ~450px (23.4%) | ~100px (5.0%) | 980 × 1260 px |
| TV Broadcast (16:9 1080p / 4K) | 16:9 | Action: 5% / Title: 10% | Action: 5% / Title: 10% | Action: 5% / Title: 10% | Title Safe: 1536 × 864 px |
| IAB Format Name | Dimensions (W × H) | Device / Placement | Max ZIP Size (Initial) | Animation Limit |
|---|---|---|---|---|
| Medium Rectangle (MPU) | 300 × 250 | Desktop / Mobile In-Article | 150 KB | 30s / Max 3 GIF loops |
| Leaderboard | 728 × 90 | Desktop Header / Footer | 150 KB | 30s / Max 3 GIF loops |
| Half Page / Large Skyscraper | 300 × 600 | Desktop Sidebar (High Impact) | 150 KB | 30s / Max 3 GIF loops |
| Wide Skyscraper | 160 × 600 | Desktop Sidebar | 150 KB | 30s / Max 3 GIF loops |
| Smartphone Mobile Leaderboard | 320 × 50 | Mobile Sticky Anchor / Top | 150 KB | 30s / Max 3 GIF loops |
| Large Mobile Banner | 320 × 100 | Mobile Header / In-Feed | 150 KB | 30s / Max 3 GIF loops |
| Billboard | 970 × 250 | Desktop Pushdown / Masthead | 150 KB (Polite: 2.2MB) | 30s / Max 3 GIF loops |
| Super Leaderboard | 970 × 90 | Desktop Top Masthead | 150 KB | 30s / Max 3 GIF loops |
| Portrait Ad Unit | 300 × 1050 | Desktop Sticky Tall Sidebar | 150 KB | 30s / Max 3 GIF loops |
| Square | 250 × 250 | Desktop / Tablet Grid | 150 KB | 30s / Max 3 GIF loops |