Email Header Image Size Guide & Free Resize Tool
Email header images display at 600×200 pixels and are the first visual element recipients see when opening your email. Since many email clients block images by
Quick Answer
The recommended Email Header Image size is 600×200 pixels (3:1 aspect ratio). Maximum file size: 1 MB.
| Property | Value |
|---|---|
| Width | 600 px |
| Height | 200 px |
| Aspect Ratio | 3:1 |
| Max File Size | 1 MB |
| Supported Formats | JPG, PNG, GIF |
Email header images display at 600×200 pixels and are the first visual element recipients see when opening your email. Since many email clients block images by default, the header should enhance the message rather than contain critical information.
Resize Your Image to 600×200
Upload an image below to instantly resize it to the correct Email Header Image dimensions. Processing happens in your browser — no uploads to any server.
Design Tips for Email Header Image
- Design at 600px width for maximum email client compatibility.
- Include alt text — many clients block images by default.
- Use your brand colors and logo for instant recognition.
- Keep file size small for fast loading on mobile connections.
Common Mistakes to Avoid
- Making the header image carry critical information that's lost when images are blocked.
- Using images wider than 600px that get clipped in email clients.
- Forgetting to test in Outlook, Gmail, and Apple Mail.
File Size Recommendations
Email headers should be under 200 KB for fast loading. Use JPG for photos; PNG for logos. Keep total email size under 1 MB.
Other Image Size Guides
How to Resize Image for Email Header Image
- Upload your image by dragging it into the tool or clicking the upload area.
- Enter the target dimensions (600×200).
- Click the resize button to process the image.
- Download the resized image to your device.
What is 600×200 resolution
600×200 pixels is an image dimension with a landscape aspect ratio, widely used for web graphics, presentations, and digital media.
Frequently Asked Questions
- What is the recommended Email Header Image size?
- The recommended Email Header Image size is 600×200 pixels with a 3:1 aspect ratio.
- What file format should I use for Email Header Image?
- Email Header Image supports JPG, PNG, GIF. Email headers should be under 200 KB for fast loading. Use JPG for photos; PNG for logos. Keep total email size under 1 MB.
- What is the maximum file size for Email Header Image?
- The maximum file size for Email Header Image is 1 MB. However, smaller files load faster and are less likely to be heavily compressed by the platform.
- Can I resize my image for free?
- Yes — use the free resize tool above to instantly resize your image to the correct dimensions. No signup required, and processing happens entirely in your browser.