Business cards are an essential tool for professionals to introduce themselves and their businesses. The size of a business card is crucial as it needs to be compact enough to fit into a wallet or card holder while still being large enough to display important information clearly. In this article, we will explore the standard sizes of business cards​, their variations, and the considerations for designing them effectively.

Business cards are a crucial tool for professionals to introduce themselves and their services. The size of a business card can vary significantly across different regions due to differences in measurement systems and cultural preferences. In this article, we will explore the standard sizes of business cards​ in various countries, focusing particularly on the size in centimeters.