Length Converter - km, miles, m, ft, cm | Hexa

Understanding Length Units Across the World

Length is measured differently by region and context. Americans use miles, feet, and inches. Most of the world uses kilometers, meters, and centimeters. A car speedometer might show 120 km/h—that's about 75 mph. A room might be 4 meters by 5 meters, or 13 by 16 feet. Converting between these units is essential for travel, construction, sports, and everyday life. Our converter handles km, miles, meters, feet, cm, inches, and more. Enter any value, get instant conversion. See Unit of length on Wikipedia for the full picture.

Common Length Units Explained

Kilometers (km): The metric standard for distance. 1 km = 1,000 meters. Used worldwide for road distances, running, and geography. A 5K run is 5 kilometers.

Miles: Used in the US, UK, and a few other countries. 1 mile ≈ 1.609 km. Road signs, car odometers, and marathon distances (26.2 miles) use miles.

Meters (m): The base metric unit. 1 m = 100 cm. Used for room dimensions, swimming pools, and scientific work.

Feet and inches: Imperial units. 1 foot = 12 inches. 1 meter ≈ 3.28 feet. Common in the US for height and construction.

When Length Conversion Matters

Travel: Renting a car abroad? Speed limits and distances are in km. Convert to understand "100 km to destination" or "50 km/h speed limit."

Construction and DIY: Plans might use meters; your tape measure uses feet and inches. Convert to cut materials correctly.

Sports and fitness: Running pace (min/km vs min/mile), cycling distance, pool length. Different sports use different units.

Real estate: Room sizes in sq m vs sq ft. Converting length helps you visualize space when viewing international listings.

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