Google Display ad sizes
Google Display Medium Rectangle Ad Size: 300 x 250 Pixels
Use 300 x 250 pixels for the Google Display medium rectangle ad canvas. Includes aspect ratio, crop notes, source confidence, and downloadable guide files.
Last checked: 2026-05-03
How we calculate this
Methodology and source handling
We check official platform documentation first and label practical production targets when no exact public spec exists.
Quick answer
Copy-ready answer
Use 300 x 250 px for Google Display medium rectangle ad. The aspect ratio is 6:5. Reviewed against official source.
Resize tool
Resize image to Google Display medium rectangle ad
Upload an image, use the preset target, choose a crop mode, and export JPG, PNG, or WebP without leaving your browser.
Your image stays in your browser.
Safe area
Design inside the crop-safe area
Keep product, logo, and CTA inside the center area; avoid tiny legal text at the edges.
Dimensions and specs
| Recommended pixels | 300 x 250 px | |
|---|---|---|
| Aspect ratio | 6:5 | |
| Formats | GIF, JPG, or PNG | |
| Source confidence | Reviewed against official source |
Formula
How to calculate this size
Export at the recommended pixel canvas before upload or handoff.
Reduce width and height by their greatest common divisor.
Use fit for no crop, fill or center crop for exact coverage, or pad when borders are acceptable.
Desktop and mobile
How this image displays
Use the upload size as the source canvas, then keep important content inside the safest visible area.
| Item | Desktop | Mobile | Text/logo placement |
|---|---|---|---|
| Upload size | Build and export a 300 x 250 px canvas. | Use the same upload size; platform display can crop or scale by device. | Keep important content inside the guide safe area. |
| Crop behavior | Desktop may show more surrounding canvas. | Mobile can crop or overlay UI near the edges. | Keep product, logo, and CTA inside the center area; avoid tiny legal text at the edges. |
Export checklist
Before you upload
Export the final canvas at the recommended pixel dimensions.
Use sRGB for predictable web and app color.
Use a supported upload format for the placement.
Preview the result on desktop and mobile before publishing.
Common mistakes
Avoid these image problems
A mismatched canvas can be cropped, padded, or resized in the platform UI.
Interface overlays and responsive crops can hide edge text or logos.
Upscaling a small file to the target size makes the upload look soft.
Templates
Download a Template
Use the template as a visible guide for the full canvas, crop risk, and safest placement area.
Platform notes
Requirements and crop behavior
Keep product, logo, and CTA inside the center area; avoid tiny legal text at the edges.
The 300 x 250 px medium rectangle is a fixed uploaded image size and also one of the common display sizes shown for responsive display planning.
Resize with this presetChecklist
Export workflow
| Step | Check |
|---|---|
| Set the canvas | Create the file at 300 x 250 px before placing text or product details. |
| Keep color predictable | Export in sRGB for web and app previews. |
| Preview the crop | Check the upload on mobile and desktop because previews can crop differently. |
| Reuse safely | Use the compare tool before adapting this artwork to a different aspect ratio. |
Specs
Quick Medium Rectangle Ad specs
| Setting | Recommended value |
|---|---|
| Canvas | 300 x 250 px |
| Aspect ratio | 6:5 |
| Formats | GIF, JPG, or PNG |
| Source confidence | Reviewed against official source |
Safe area
Design and crop guidance
Keep product, logo, and CTA inside the center area; avoid tiny legal text at the edges.
The 300 x 250 px medium rectangle is a fixed uploaded image size and also one of the common display sizes shown for responsive display planning.
Related platform sizes and tools
Related platform sizes and tools
FAQ
Common questions
What size is Google Display medium rectangle ad?
Use 300 x 250 pixels for Google Display medium rectangle ad.
What aspect ratio should I use?
The aspect ratio is 6:5. Build the canvas at that ratio before upload.
Is this an official size?
Reviewed against official source. PixelMeasures shows the source basis and last checked date on the page.
Source
Official source
Google Ads uploaded display ad specifications list 300 x 250 px as Inline rectangle.
-
Google Ads Help: uploaded display ads specifications
Official Google Ads source for uploaded image ad dimensions, GIF/JPG/PNG formats, and file-size requirements.
-
Google Ads Help: common responsive display ad sizes
Official Google Ads examples for responsive display behavior and common desktop and mobile display sizes.
Last checked: 2026-05-03