Business Card Sizes & Dimensions

Choosing the right business card size ensures your card fits seamlessly into wallets, printers, and industry standards. Below, we break down global business card dimensions for North America, Europe, Asia, and specialty shapes (square, rounded corners), with exact measurements in inches, millimeters, and pixels.
Standard Business Card Sizes by Region
1. North America
- Dimensions: 3.5” x 2” (88.9 mm x 50.8 mm)
- Aspect Ratio: 1.75:1
- Why This Size? Matches credit cards for easy storage
2. Europe & Asia
- ISO 7810 Standard: 85 mm x 55 mm (3.35” x 2.17”)
- Aspect Ratio: ~1.55:1
- Key Markets: UK, Germany, Japan, China
Specialty Business Card Sizes
Type | Dimensions (Inches) | Dimensions (Millimeters) |
---|---|---|
Square Cards | 2.5” x 2.5” | 63.5 x 63.5 mm |
Oversized Cards | 4” x 2” | 101.6 x 50.8 mm |
Mini Cards | 2” x 1.75” | 50.8 x 44.5 mm |
Rounded Corners | 3.5” x 2” | 88.9 x 50.8 mm |
Folded Cards | 3.5” x 4” (unfolded) | 88.9 x 101.6 mm |
Note: Rounded corner cards retain standard dimensions but feature a ¼” (6.35 mm) corner radius.
Business Card Sizes in Pixels (For Digital Design)
Type | Pixels (300 DPI) | Aspect Ratio |
---|---|---|
Standard (US) | 1050 x 600 px | 1.75:1 |
Standard (EU) | 1004 x 650 px | 1.55:1 |
Square | 750 x 750 px | 1:1 |
Oversized | 1200 x 600 px | 2:1 |
Key Rule: Always design at 300 DPI resolution to ensure print clarity.
Global Business Card Size Comparison
Region | Inches | Millimeters | Common Uses |
---|---|---|---|
North America | 3.5” x 2” | 88.9 x 50.8 mm | Corporate, startups, retail |
Europe/Asia | 3.35” x 2.17” | 85 x 55 mm | International trade, tourism |
Square | 2.5” x 2.5” | 63.5 x 63.5 mm | Creative industries, artists |
FAQs: Business Card Dimensions
Q: What is the most widely accepted business card size?
A: 3.5” x 2” (US) and 85 mm x 55 mm (EU/Asia).
Q: Can I use custom business card sizes?
A: Yes, but non-standard sizes risk not fitting wallets or printers.
Q: Are square business cards practical?
A: They stand out but may require custom holders for storage.
Conclusion: Stick to Standards, But Know Your Options
While 3.5” x 2” (North America) and 85 mm x 55 mm (Europe/Asia) are the safest choices, specialty sizes like square (2.5” x 2.5”) or folded (3.5” x 4”) work for niche needs. Always confirm dimensions with your printer to avoid costly sizing errors.
Pro Tip: For international clients, match their region’s standard size to appear professional.