CalcHub
Free unit conversionAs of 2026
Value to convert
Conversion result
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Major Length Conversion Formulas
1km = 1,000m = 0.6214 miles
1 mile = 1.6093 km = 5,280 feet
1 inch = 2.54 cm · 1 foot = 30.48 cm = 12 inches
1 yard = 0.9144m = 3 feet
1 nautical mile (nm) = 1,852 m
1 mile = 1.6093 km = 5,280 feet
1 inch = 2.54 cm · 1 foot = 30.48 cm = 12 inches
1 yard = 0.9144m = 3 feet
1 nautical mile (nm) = 1,852 m
The United States and the United Kingdom use units of inches, feet, and miles. Height, shoe size, TV screen size, etc., are indicated in inches.
Frequently Asked Questions
How many centimeters is 1 inch?
1 inch = 2.54 cm. The diagonal length of a 65-inch TV is 65 × 2.54 = 165.1 cm.
How many centimeters is 1 foot?
1 foot = 30.48 cm = 12 inches. A height of 6 feet is approximately 182.9 cm.