Google GDN Portrait Ad Size
300×1050px · 2:7
The recommended size for Google GDN Portrait ads is 300×1050px (ratio 2:7). with a maximum file size of 150KB.
Placement spec
| Recommended size | 300×1050px |
|---|---|
| Aspect ratio | 2:7 |
| Max file size | 150KB |
Frequently asked questions
What is the correct size for Google GDN Portrait ads?
The recommended size is 300×1050px with a 2:7 aspect ratio.
What are the file format and size limits?
with a maximum file size of 150KB.
Can I convert an existing banner to this size automatically?
Upload your original banner to ImageFactory banner resize and it is automatically converted to 300×1050px and 1,400+ other placement sizes. For placements with a safe zone, AI keeps key elements inside the safe area.