Mile (mi)
The mile (mi) is the imperial long-distance unit, equal to 5,280 feet.
- Origin
- Descended from the Roman mille passus but lengthened by later English statute, and fixed at exactly 1,609.344 m.
- Where it is used
- Used for road distance, transport planning and site context in the US and UK.
- Relation to SI
- 1 mi = 1,609.344 m exactly.