AI-driven lead systems

Essential Banner Sizes for Google Display Network

Here are the Google Ads banner specifications for a standard retargeting display campaign, covering both mobile and desktop placements. These sizes follow Google’s current Display Network recommendations and ensure maximum reach across inventory.

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🔹 Desktop & Tablet Sizes

Dimensions (px)Name
300×250Medium Rectangle
336×280Large Rectangle
728×90Leaderboard
970×90Large Leaderboard
300×600Half Page
160×600Wide Skyscraper
970×250Billboard
468×60Banner (legacy support)

🔹 Mobile Sizes

Dimensions (px)Name
320×50Mobile Leaderboard
320×100Large Mobile Banner
300×250Medium Rectangle (shared)
  • 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

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20 years in marketing, CRO, CRM, and analytics. Now building the systems AI runs on.

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