Image Sizes Cheat Sheet
Every image dimension you need for social media, web, email, print and app icons. Updated for 2025. Bookmark this page.
Web and SEO Image Sizes
Standard dimensions for websites, blogs and Open Graph.
| Use | Width | Height | Notes |
|---|---|---|---|
| Open Graph / Social Share | 1200 | 630 | Standard OG image. Used by Facebook, LinkedIn, Slack. |
| Twitter Card (Large) | 1200 | 675 | 16:9 ratio. Shows as large image in tweets. |
| Favicon | 32 | 32 | Also provide 16x16. ICO format recommended. |
| Apple Touch Icon | 180 | 180 | Used when adding site to iOS home screen. |
| Hero Image (Full Width) | 1920 | 1080 | For full-width hero sections. Compress aggressively. |
| Blog Thumbnail | 800 | 450 | 16:9 ratio. Good balance of quality and file size. |
| Product Image (eCommerce) | 1000 | 1000 | Square. Most eCommerce platforms expect this. |
Email Image Sizes
Keep images under 600px wide for email client compatibility.
| Use | Width | Height | Notes |
|---|---|---|---|
| Email Header Banner | 600 | 200 | Max 600px wide for email clients. |
| Email Hero Image | 600 | 300 | Keep under 200KB. Some clients block large images. |
| Email Button / CTA | 300 | 50 | Use HTML buttons when possible. Image fallback. |
| Email Signature Logo | 300 | 100 | Keep simple. Under 50KB. |
Print Image Sizes (300 DPI)
Pixel dimensions at 300 DPI. This is the minimum for sharp print output.
| Use | Pixels (W x H) | DPI | Physical Size |
|---|---|---|---|
| Business Card | 1050 x 600 | 300 | 3.5" x 2" |
| A4 (Full Bleed) | 2480 x 3508 | 300 | 8.27" x 11.69" |
| US Letter | 2550 x 3300 | 300 | 8.5" x 11" |
| Poster (A3) | 3508 x 4961 | 300 | 11.69" x 16.54" |
| Photo 4x6 | 1200 x 1800 | 300 | 4" x 6" |
| Photo 5x7 | 1500 x 2100 | 300 | 5" x 7" |
App Icon Sizes
Primary icon sizes for app stores and launchers.
| Platform | Size (px) | Notes |
|---|---|---|
| iOS App Icon | 1024x1024 | Required for App Store. Others auto-generated. |
| Android (Adaptive) | 512x512 | Play Store listing icon. |
| Android (xxxhdpi) | 192x192 | Launcher icon, highest density. |
| macOS App Icon | 1024x1024 | Largest size in .icns bundle. |
| Windows Tile | 310x310 | Large tile in Start menu. |
| PWA (Maskable) | 512x512 | manifest.json icon. Ensure safe zone. |
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Social Media Image Sizes
All dimensions in pixels. Updated March 2025.