Centimeters to Inches
Convert centimeters to inches instantly, or swap to convert inches to centimeters.
Results are provided as is, for general information. Check anything important before relying on it. See the Terms of Use.
About this tool
Convert centimeters (cm) to inches (in), or inches and feet to centimeters, for dimensions, heights, sewing measurements or product sizes. One inch is exactly 2.54 centimeters. Divide centimeters by 2.54 to get inches, or swap direction to multiply inches by 2.54. After swapping, you can also enter feet and inches together, such as a height of 5 ft 7 in. Choose automatic precision or 0, 2, 4 or 6 decimal places for the decimal result. Feet and inches and a rounded ruler fraction are also shown when converting centimeters to inches.
How it works
inches = centimeters ÷ 2.54 centimeters = inches × 2.54 cm = (feet × 12 + inches) × 2.54
The international inch is exactly 2.54 centimeters. Keep that exact factor in the calculation and round only the displayed answer.
| Question | Working | Answer |
|---|---|---|
| 2.54 cm in inches | 2.54 ÷ 2.54 | 1 in |
| 10 cm in inches | 10 ÷ 2.54 | 3.93701 in |
| 180 cm in inches | 180 ÷ 2.54 | 70.8661 in |
| 12 in in cm | 12 × 2.54 | 30.48 cm |
| 5 ft 7 in in cm | (5 × 12 + 7) × 2.54 | 170.18 cm |
| 5 ft 10 in in cm | (5 × 12 + 10) × 2.54 | 177.8 cm |
| 6 ft in cm | 6 × 12 × 2.54 | 182.88 cm |
When to use it
Questions
How do I convert centimeters to inches?
Divide the number of centimeters by 2.54. For example, 10 cm is approximately 3.93701 inches.
Is 2.54 cm exactly one inch?
Yes. The international inch is defined as exactly 2.54 centimeters; it is not an approximate conversion factor.
Does this show fractional inches?
Yes. Alongside decimal inches, it rounds to the nearest 1/16 inch by default. Choose 1/8, 1/16, 1/32 or 1/64 inch and read the reduced fraction. For example, 10 cm is approximately 3.93701 inches, rounded to 3 15/16 inches at a 1/16-inch step. The fractional result is an approximation; it does not change the conversion factor.
How do I convert inches to cm?
Multiply inches by 2.54. For example, 12 inches is exactly 30.48 cm. Use Swap, then enter inches to convert in this direction.
Can I convert feet and inches to centimeters?
Yes. Use Swap, then enter feet and inches in their own fields; leave either blank for zero. Feet are multiplied by 12 and added to the inches, then the total is multiplied by 2.54. For example, 5 ft 7 in is 67 inches, or 170.18 cm.
How many cm is 5 ft 10 in?
5 ft 10 in is 70 inches (5 × 12 + 10), and 70 × 2.54 = 177.8 cm. The height chart on this page lists every height from 4 ft 10 in to 6 ft 6 in, for example 5 ft 8 in is 172.72 cm and 6 ft 0 in is 182.88 cm.
How do I convert feet to cm?
Multiply feet by 30.48, because one foot is exactly 12 × 2.54 = 30.48 cm. For example, 6 feet is 182.88 cm. For a height such as 5 ft 7 in, use Swap and enter the feet and inches in their own fields; the tool adds them as inches first.
Can I see centimeters in feet and inches?
Yes. The feet and inches result separates whole feet from the remaining inches, using 12 inches per foot. For example, 170 cm is about 5 ft 6.93 in. The inch remainder is rounded to two decimal places by default, or to your selected decimal places; if it reaches 12 inches, it carries into the feet.