Top Performing Ad Size
✅ Top-Performing Ad Sizes (Recommended by Google) Size (WxH) Name Devices Notes 300×250 Medium Rectangle Desktop & Mobile High inventory, fits in sidebars, articles, and mobile layouts. 336×280 Large Rectangle Desktop only Performs well when embedded within text content. 728×90 Leaderboard Desktop Best for top-of-page placements. 300×600 Half Page (Large Skyscraper) Desktop High visibility due … Read more