1 cm² = 0.155 in². Convert square centimeters to square inches instantly with this free online tool.

1 cm² = 0.155 in²

Square Centimeter to Square Inch Conversion Table

Square Centimeter (cm²) Square Inch (in²)
1 0.155
5 0.775
10 1.55
25 3.875
50 7.75
100 15.5
500 77.5002
1000 155.0003

Square Centimeter to Square Inch Formula

1 cm² = 0.155 in²

About Square Centimeter and Square Inch

What is a Square Centimeter?

A square centimeter is the area of a square with 1 cm sides (100 mm²). A postage stamp is about 4 to 6 square centimeters.

What is a Square Inch?

A square inch is the area of a square with 1-inch sides (6.4516 cm²). A standard playing card is about 8.75 square inches.

When to convert Square Centimeter to Square Inch

Converting square centimeters to square inches is common when working with metric measurements alongside imperial specifications. For example, measuring mosaic tile surface areas. Use square inches for small component areas, tile faces, and hardware specifications.

More Area Conversions

Area Calculators

Ad placement