Inches to Centimeters
1 in equals 2.54 cm.
View table →Convert imperial units
Inches to Millimeters
1 in equals 25.4 mm.
View table →Feet to Inches
1 ft equals 12 in.
View table →Inches to Feet
1 in equals 0.0833 ft.
View table →Feet to Centimeters
1 ft equals 30.48 cm.
View table →Feet to Meters
1 ft equals 0.305 m.
View table →Yards to Feet
1 yd equals 3 ft.
View table →Feet to Yards
1 ft equals 0.333 yd.
View table →Yards to Meters
1 yd equals 0.914 m.
View table →Miles to Kilometers
1 mi equals 1.61 km.
View table →Convert metric units
Centimeters to Inches
1 cm equals 0.394 in.
View table →Millimeters to Inches
1 mm equals 0.0394 in.
View table →Centimeters to Feet
1 cm equals 0.0328 ft.
View table →Meters to Feet
1 m equals 3.28 ft.
View table →Meters to Yards
1 m equals 1.09 yd.
View table →Kilometers to Miles
1 km equals 0.621 mi.
View table →Centimeters to Millimeters
1 cm equals 10 mm.
View table →Millimeters to Centimeters
1 mm equals 0.1 cm.
View table →Meters to Centimeters
1 m equals 100 cm.
View table →Centimeters to Meters
1 cm equals 0.01 m.
View table →Meters to Millimeters
1 m equals 1000 mm.
View table →Millimeters to Meters
1 mm equals 0.001 m.
View table →Frequently Asked Questions
How many centimeters are in an inch?
One international inch is defined as exactly 2.54 centimeters. This definition is used worldwide, so the conversions on this page are exact.
How many meters are in a foot?
One foot equals exactly 0.3048 meters, or 30.48 centimeters. A foot is 12 inches, and a yard is 3 feet.
How many kilometers are in a mile?
One international mile equals exactly 1.609344 kilometers. A mile is 1760 yards or 5280 feet.
What's the difference between imperial and metric units?
Inches, feet, yards, and miles belong to the imperial/US system, while millimeters, centimeters, meters, and kilometers are metric. All conversions rest on fixed, exact factors.
Are these conversions exact?
Yes. Length-to-length conversions are exact; the values are only rounded for readability.