"low fuel consumption" is correct and usable in written English.
You can use it when discussing a vehicle's fuel efficiency or, in general, ways to conserve fuel. For example, "Electric cars are becoming increasingly popular, due to their low fuel consumption and minimal carbon emissions."
This paper also describes low fuel consumption relative to the effect of congestion minimization.
Thanks to their low fuel consumption, airships are enjoying renewed attention as an alternative in an era of high fuel prices.
The same statement asserts that the bus's expected 14-year life span and low fuel consumption help to justify the high unit price and the development costs.
The comparison shows considerably low fuel consumption and higher flexibility of turboDEA beside turbojet.
The model that Ford displayed Monday had a three-cylinder, 1-liter turbocharged engine designed to provide decent performance and low fuel consumption.
Although diesel engines have an advantage of low fuel consumption in comparison with gasoline engines, several problems must be solved.
Finally, the system configurations leading to best engine power at sea level and lowest fuel consumption in cruise conditions – respectively +42% and −7% with respect to baseline – have been determined implementing a multicriteria optimization procedure.
The Passat's miserly metering of diesel fuel resulted in a new Guinness fuel-economy mark for the category defined as "lowest fuel consumption – 48 US states for a non-hybrid car".
With the above analysis of the design method, it appears that the IC engine can run in the most-desired speed with the lowest fuel consumption to do the work that originally should be done at the most-used speed.
One advertised vehicle (a hybrid) had the lowest fuel consumption (under half the average), and the best "greenhouse" and "air pollution" ratings.
And unlike Mr Hindle and Mr Kelleher, who seem convinced that propellers are the best way to pull UAVs through the thin air at high altitudes, Mr Weatherington reckons that the next five years may also see the development of new sorts of low-fuel-consumption jet engine.QinetiQ energyThe main competition to fixed-wing UAVs will come from unmanned airships.
