How to Resize and Compress Images for Email Attachments

Email providers limit attachments to 25MB, and large images slow down delivery. Here is how to shrink images for email.

Why Compress Images for Email

• Gmail, Outlook, Yahoo cap attachments at 25MB
• Large images slow down sending and receiving
• Recipients struggle to open huge files on mobile

How to Compress Images for Email

1. Go to Image Compressor
2. Upload your images
3. Choose Balanced compression (quality 70-80%)
4. Download compressed versions
5. Attach to email

When to Resize Instead

| Situation | Action |
|-----------|--------|
| Photo 5 MB+ | Resize first, then compress |
| Screenshot | Compress directly |
| Logo | Use PNG, compresses well |
| Signature image | Resize to 300px width |

Resize with Image Resizer before compressing for best results.

Email Size Guidelines

| Purpose | Target Size |
|---------|------------|
| Personal email | Under 5 MB |
| Professional documents | Under 2-3 MB |
| Portfolio | Under 10 MB total |

Quick Steps to a Small Image

• Compress with Image Compressor
• Resize to 1280px width with Image Resizer
• Convert to WebP with WebP Converter for even smaller files

Use these free tools to keep email attachments small and fast.