Square Centimeters to Square Inches Converter

1 cm² = 0.155000310001 in². Type any value below for the exact square inches figure.

cm²
0.155000310001in²

1 cm² = 0.155000310001 in²

Conversion summary

1 cm² = 0.155000310001 in²

Formula
Square Inch = Square Centimeter ÷ 6.4516
Category
Area
Units
cm² → in²

1 cm² in other units

Values update with the converter above. Select a row to open that conversion's detailed page.

Metric

US / Imperial

Traditional and regional

  • Donum0.0000001 donum
  • Decimal (Land)0.000002471054 decimal
  • Killa0.00000002471054 killa
  • Kanal0.0000001976843 kanal
  • Marla0.000003953686 marla
  • Guntha0.0000009884215 guntha
  • Cent (Land)0.000002471054 cent
  • Ground0.0000004484963 ground
  • Biswa0.0000007907372 biswa
  • Katha0.000001494988 katha
  • Bigha0.00000007474938 bigha
  • Tsubo0.00003025 tsubo

How do you convert square centimeters to square inches?

To convert square centimeters to square inches, divide the number of square centimeters by 6.4516. 1 cm² = 0.155 in².

Conversion formula

Square Inch = Square Centimeter ÷ 6.4516

Square Centimeters to square inches conversion table

Square Centimeters (cm²)Square Inches (in²)
1 cm²0.155 in²
10 cm²1.55 in²
50 cm²7.75002 in²
100 cm²15.5 in²
500 cm²77.5002 in²
1,000 cm²155 in²
5,000 cm²775.002 in²

What is Square Centimeter?

Square Centimeter is an area unit used to describe surface size, land coverage or geometric sections.

Short history of Square Centimeter

The prefix centi- (one hundredth, from Latin centum) was part of the original French metric system of 1795; the square centimeter is the area of a square 1 cm on each side.

Open the Square Centimeter unit guide

What is Square Inch?

Square Inch is an area unit used to describe surface size, land coverage or geometric sections.

Short history of Square Inch

The square inch follows from the international inch of exactly 25.4 mm (1959), so 1 in² is exactly 6.4516 cm².

Open the Square Inch unit guide

Frequently asked questions

What is 1 Square Centimeter in Square Inch?

1 cm² = 0.155000310001 in².

How do you convert Square Centimeter to Square Inch?

To convert square centimeters to square inches, divide the number of square centimeters by 6.4516. 1 cm² = 0.155 in².

Frequently asked questions

How many square inches are in 1 square centimeter?

1 cm² = 0.155 in².

How do you convert square centimeters to square inches?

To convert square centimeters to square inches, divide the number of square centimeters by 6.4516. 1 cm² = 0.155 in².

How many square centimeters are in 1 square inch?

1 in² = 6.4516 cm².

Sources

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: Guide for the Use of the International System of Units

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