Length Converter
Convert between meters, feet, inches, miles, kilometers, and more length units.
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Convert between meters, feet, inches, miles, kilometers, and more length units.
Convert between metric, imperial, and specialized units like nautical miles and light-years.
Real-time conversion without clicking buttons.
Uses exact conversion factors for maximum accuracy.
Quick access to the most frequently needed length conversions.
Length conversion is needed daily by millions of people worldwide. Architects, engineers, travelers, and online shoppers all encounter different measurement systems. Our converter handles all common units instantly.
The metric and imperial systems coexist globally, making conversion essential. The US, Liberia, and Myanmar are the only countries not primarily using the metric system, but metric measurements appear globally in science and commerce.
A nautical mile is 15% longer than a statute mile. Using the wrong one in navigation can cause serious errors.
A factor of 10 difference seems obvious but causes frequent errors in construction and manufacturing.
The US survey foot differs from the international foot by about 2 parts per million, significant for large-scale surveys.
175 cm is 5 feet 8.9 inches, not 5 feet 9 inches. The decimal inches matter.
One meter equals approximately 3.28084 feet. To convert meters to feet, multiply by 3.28084.
One inch equals exactly 2.54 centimeters. This is an exact definition, not an approximation.
One mile equals approximately 1.60934 kilometers. To convert miles to km, multiply by 1.60934.
A nautical mile equals 1,852 meters or about 1.151 statute miles. It is used in aviation and maritime navigation.
Divide cm by 2.54 to get total inches, then divide by 12 for feet and use the remainder for inches. Example: 175 cm = 68.9 inches = 5 feet 8.9 inches.