Question 1

What is standard business card size?

Accepted Answer

US: 3.5×2 in (89×51mm). Europe: 85×55mm. Japan: 91×55mm. Credit card: 85.6×53.98mm.

Question 2

Can business cards fit in wallets?

Accepted Answer

US and EU sizes fit standard wallets. Japanese size is slightly larger. Credit card size always fits.

Question 3

Is this conversion mathematically exact?

Accepted Answer

Yes, this converter uses precise conversion factors based on international standards. Results are accurate to the displayed precision.

Question 4

Can I use this for professional applications?

Accepted Answer

This converter is suitable for educational and general purposes. For critical professional applications, always verify with authoritative sources.

Business Card Size Paper Size Converter - Free Online

Frequently Asked Questions