1.
fuel efficiency; gas mileage
The distance a vehicle can travel per unit of fuel. Short for 燃料費 (fuel cost/consumption). Used when discussing how economical a car or other vehicle is to operate.
燃費 is an abbreviation of 燃料消費量 (fuel consumption) or 燃料費 (fuel cost). In Japan, fuel efficiency is measured in km/L (kilometers per liter).
Common collocations
- 燃費がいい: good fuel efficiency
- 燃費が悪い: poor fuel efficiency
- 燃費を抑える: to keep fuel costs down
- 低燃費: fuel-efficient (often in ads)
- 実燃費: real-world fuel economy
Usage
Very common in car reviews and advertisements. 低燃費 is a selling point frequently highlighted for hybrid and electric vehicles.