fuel efficiency; gas mileage; fuel consumption
Refers to how far a vehicle can travel per unit of fuel, or the rate of fuel consumption. Commonly used for cars, but also for other fuel-powered vehicles.
この車は燃費がいい。
This car gets good gas mileage.
燃費を良くするために、タイヤの空気圧をチェックしている。
I check the tire pressure to improve fuel efficiency.
This car has good fuel efficiency.
We measured the fuel efficiency of the new engine.
The new model's fuel efficiency has improved significantly.