Fuel efficiency (or fuel economy) is a form of thermal efficiency, meaning the ratio of effort to result of a process that converts chemical potential...

to compare them. The fuel efficiency of motor vehicles can be expressed in multiple ways: Fuel consumption is the amount of fuel used per unit distance;...

Energy efficiency in transport is often described in terms of fuel consumption, fuel consumption being the reciprocal of fuel economy. Nonetheless, fuel consumption...

The fuel economy in aircraft is the measure of the transport energy efficiency of aircraft. Fuel efficiency is increased with better aerodynamics and...

average fuel economy of cars and light trucks (trucks, vans and sport utility vehicles) produced for sale in the United States. More recently, efficiency standards...

Engine efficiency of thermal engines is the relationship between the total energy contained in the fuel, and the amount of energy used to perform useful...

different ways: energy efficiency fuel/propellant consumption (brake specific fuel consumption for shaft engines, thrust specific fuel consumption for jet...

to reduce their fuel consumption, and thus maximize fuel efficiency. Many drivers have the potential to improve their fuel efficiency significantly. Simple...

Table chart for Gasoline-fueled or LPG- fueled Motor Vehicles, Diesel-Powered Motor Vehicles, and Vehicle Fuel Efficiency Standards. From 1 January 2024...

reduce fuel consumption. The issue has been re-examined by modern economists studying consumption rebound effects from improved energy efficiency. In addition...