---
title: milesPerGallon
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/unitfuelefficiency/milespergallon
---

# milesPerGallon

The miles per gallon unit of fuel efficiency.

## Declaration

```swift
@NSCopying class var milesPerGallon: UnitFuelEfficiency { get }
```

## See Also

### Accessing Predefined Units

- [milesPerImperialGallon](foundation/unitfuelefficiency/milesperimperialgallon.md)
- [litersPer100Kilometers](foundation/unitfuelefficiency/litersper100kilometers.md)