Length Converter
Convert between meters, kilometers, feet, inches, miles, nautical miles, and more — with all unit conversions shown at once.
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Knowledge Base
Frequently Asked Questions
How many feet are in a meter?↓
1 meter = 3.28084 feet. Conversely, 1 foot = 0.3048 meters exactly (by international definition since 1959).
How do I convert kilometers to miles?↓
1 kilometer = 0.621371 miles. Multiply kilometers by 0.621371 to get miles, or divide miles by 0.621371 to get kilometers.
What is a nautical mile?↓
A nautical mile equals 1,852 meters (or about 1.151 statute miles). It is based on one minute of arc of latitude along a meridian, and is used in navigation and aviation.
How far is a light-year in kilometers?↓
One light-year is approximately 9.461 × 10¹² kilometers (about 9.46 trillion km). It is the distance light travels in one Julian year at 299,792 km/s.