Credit Card Size
Credit cards, debit cards, and ATM cards are all in perfect similar sizes. Not to mention other cards such as rewards cards, gas cards are all the same in sizes with rounded corners. Did you notice it now?
The size or a credit card is 85.60 mm × 53.98 mm or (3.370 in × 2.125 in) and have rounded corners with a radius of 2.88-3.48 mm. Credit card shapes and sizes follow the ISO/IEC 7810 ID-1 standard and all other similar cards must be of this standard.
Below is an actual credit card size if you are using 21.5 inches of monitor screen. You can get your credit card or other cards available and compare the size here.
If you are using zoom please press CTRL + 0 (zero) to go back to normal screen size.
To know more about your credit card and its components you may go to Parts of Your Credit Card Section.