Looking for the right HubSpot email banner size? The recommended HubSpot email header image size is 600×200 pixels. This size works perfectly for most email clients and keeps your design looking sharp and mobile-friendly.
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Standard Email Banner Sizes (with Visual Chart)
| Type | Recommended Size (Pixels) | 
|---|---|
| Header banner | 600 × 200 | 
| Footer banner | 600 × 150 | 
| Email signature banner | 400 × 100 | 
Tip: Keep image file size under 1MB (ideally under 500KB) for fast loading.
Best Practices for Email Banners
- Keep It Simple and Clear
- Avoid clutter. Focus on one message or branding element.
 
 - Optimize for Mobile
- Ensure text within the image is large enough to read on small screens.
 
 - Add Alt Text
- Always add descriptive alt text in case images are blocked or slow to load.
 
 - Test Before Sending
- Send test emails to check how your banner displays in different email clients and devices.
 
 
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Email Banner Size by Platform
| Email Platform (ESP) | Recommended Header Banner Size (Pixels) | 
|---|---|
| HubSpot | 600 × 200 | 
| Mailchimp | 600 × 200 | 
| Constant Contact | 600 × 200 | 
| ActiveCampaign | 600 × 200 | 
| ConvertKit | 600 × 200 | 
Note: Although 600px width is a universal standard, always check your platform’s latest guidelines as updates may occur.
Conclusion
If you want a ready-to-use HubSpot email header module or need help designing banners that convert, contact me here.