How to use it
- Type the length in centimeters.
- Read the result in inches; from 12 inches up it is also shown as feet and inches.
- Use the swap button for inches to cm, or pick mm, meters or feet in the lists.
Questions and answers
How do I convert cm to inches?
Divide the centimeters by 2.54. One inch is exactly 2.54 cm, so 10 cm = 3.937 in and 100 cm = 39.37 in.
How tall is 170 cm in feet and inches?
170 cm is 66.93 inches, which is 5 feet 6.93 inches, usually rounded to 5 ft 7 in. For comparison, 160 cm is about 5 ft 3 in and 180 cm about 5 ft 11 in.
Is one inch exactly 2.54 cm?
Yes. Since 1959 the inch is defined as exactly 2.54 centimeters, so conversions between inches and centimeters have no rounding in the factor.