Square Centimeters to Square Inches

1 cm² = 0.1550003 in²

How to convert square centimeters to square inches

in² = cm² × 0.1550003

Equivalently: in² = cm² ÷ 6.4516.

Example: 5 cm² = 0.7750016 in²

Square Centimeters to Square Inches conversion table

Square Centimeters (cm²)Square Inches (in²)
1 cm²0.1550003 in²
2 cm²0.3100006 in²
3 cm²0.4650009 in²
4 cm²0.6200012 in²
5 cm²0.7750016 in²
6 cm²0.9300019 in²
7 cm²1.085002 in²
8 cm²1.240002 in²
9 cm²1.395003 in²
10 cm²1.550003 in²
15 cm²2.325005 in²
20 cm²3.100006 in²
25 cm²3.875008 in²
30 cm²4.650009 in²
40 cm²6.200012 in²
50 cm²7.750016 in²
75 cm²11.62502 in²
100 cm²15.50003 in²
250 cm²38.75008 in²
500 cm²77.50016 in²
1,000 cm²155.0003 in²

About the units

Square Centimeters: The square centimeter is a metric unit of area equal to one ten-thousandth of a square meter.

Square Inches: A square inch is the area of a square with 1-inch sides, exactly 6.4516 square centimeters.

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Frequently asked questions

How many square inches are in 1 square centimeter?

1 square centimeter equals 0.1550003 square inches.

How many square centimeters are in 1 square inch?

1 square inch equals 6.4516 square centimeters.

How do I convert square centimeters to square inches?

Use the formula in² = cm² × 0.1550003. Equivalently, in² = cm² ÷ 6.4516.

What is 10 square centimeters in square inches?

10 square centimeters equals 1.550003 square inches.

Related conversions

Factors: NIST SP 811 · SI Brochure · NIST Handbook 44 — Updated