2026 Google Ads Performance Max Campaign Quick Reference
Text Assets
Headlines
- Up to 15 headlines
- Max 30 characters each
- Recommended: 10–15 variations
Long Headlines
- Up to 5 long headlines
- Max 90 characters
Descriptions
- Up to 5 descriptions
- Max 90 characters
Business Name
- Required
- Max 25 characters
Image Assets
Landscape Image
- Aspect Ratio: 1.91:1
- Recommended: 1200 × 628
- Minimum: 600 × 314
- Max file size: 5 MB
- Format: JPG or PNG
Square Image
- Aspect Ratio: 1:1
- Recommended: 1200 × 1200
- Minimum: 300 × 300
- Max file size: 5 MB
Portrait Image
- Aspect Ratio: 4:5
- Recommended: 960 × 1200
- Optional but recommended
Logo Assets
Square Logo
- Aspect Ratio: 1:1
- Recommended: 1200 × 1200
- Minimum: 128 × 128
- Max file size: 5 MB
- Required asset
Landscape Logo
- Aspect Ratio: 4:1
- Recommended: 1200 × 300
- Optional but recommended
Video Assets
Horizontal Video
- Aspect Ratio: 16:9
- Minimum length: 10 seconds
- Hosted on YouTube
- Recommended: up to 5 videos
Square Video
- Aspect Ratio: 1:1
- Minimum length: 10 seconds
- Hosted on YouTube
Vertical Video
- Aspect Ratio: 9:16
- Minimum length: 10 seconds
- Used for Shorts / mobile placements
Video Length Guidelines
Minimum Length
- 10 seconds required
- Short videos often perform best
Recommended Range
- 15–30 seconds
- Most common for conversion campaigns
Extended Content
- 30–60 seconds for storytelling
- Brand or educational content
Upper Funnel
- 60–90 seconds
- Longer videos possible but rarely needed
Recommended Video Set
Core Creative Set
- 1 × 15s Horizontal (16:9)
- 1 × 30s Horizontal (16:9)
- 1 × 15s Square (1:1)
- 1 × 15s Vertical (9:16)
Why This Works
- Covers most PMax placements
- Optimized for mobile + desktop
- Supports Shorts & Display
Recommended Asset Counts
Minimum Asset Set
- 3 Headlines
- 2 Descriptions
- 1 Landscape Image
- 1 Square Image
- 1 Logo
Optimal Asset Set
- 10–15 Headlines
- 4–5 Descriptions
- 3–5 Images per format
- 1–5 Videos
- Both logo formats