← Unit Converter
Length Converter
Convert between metric and imperial length units instantly. Includes a handy reference table for everyday conversions.
All Conversions
| Unit | Value |
|---|
Quick Reference Table
| From → To | 1 | 10 | 100 | 1,000 |
|---|
How Length Conversion Works
1
Identify the relationship between the two units. For example, 1 mile = 1.609344 km.
2
Multiply your value by the conversion factor. To convert 5 miles to km: 5 × 1.609344 = 8.04672 km.
3
For the reverse, divide instead of multiply. To convert 10 km to miles: 10 ÷ 1.609344 ≈ 6.2137 miles.
Practical Examples
Marathon Distance
A full marathon is 42.195 km.
≈ 26.219 mi
Room Height
A typical ceiling height of 8 feet.
= 2.4384 m
Smartphone Screen
A 6.1-inch phone display diagonal.
≈ 15.494 cm
Driving Distance
100 miles on a US highway.
≈ 160.934 km
Frequently Asked Questions
How many feet are in a mile?
There are exactly 5,280 feet in one mile.
What is the difference between a nautical mile and a regular mile?
A nautical mile is 1,852 meters (about 1.151 regular miles). It is used in aviation and maritime navigation because it equals one minute of latitude.
Is a yard exactly 3 feet?
Yes. One yard is exactly 3 feet or 36 inches, which equals 0.9144 meters.
How do I quickly estimate km to miles?
A rough shortcut: multiply km by 0.6. For example, 10 km ≈ 6 miles. The exact factor is 0.621371.