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3 miles to km (3 mi to km)
3 mi equals 4.828 km. This is the exact conversion for 3 miles to km, derived from exact SI/NIST definitions with the standard conversion factor. It's also written 3 mi to km. See nearby values below, or open the full Unit Converter to convert any other value or unit.
Quick answer
3 mi = 4.828 km
- 1 mi = 1.609 km
- Exact definitional conversion factor
Frequently asked questions
What is 3 miles in km?
3 mi is 4.828 km. The conversion uses the exact factor 1 mi = 1.609 km.
How do I convert miles to km?
Multiply by the exact factor (1 mi = 1.609 km). Open the full Unit Converter to convert any value.
Is 3 mi to km the same as 3 miles to km?
Yes — 3 mi to km and 3 miles to km are the same conversion: 3 mi = 4.828 km.