The new engine can pull off a new trick, too: shut off while coasting, like that of a hybrid, providing
an incremental fuel economy improvement.
Not exact matches
If you mainly drive in urban environments and you put
fuel mileage above all else, the negatives of the stop / start system — rough and slow transitions, and the ability to operate only for short periods of time — could be worth the
incremental improvement in
economy.
The engine lineup for the coupe and cabriolet continues to mirror that of the standard E-class sedan and wagon with the choice of two gasoline engines — both carried over from the outgoing model — with detailed upgrades that are claimed to provide
incremental improvements in
fuel economy and emissions.
Beyond the mixed - metal construction and extensive use of LED lighting, little is definitively known about the new GM 1 / 2 - tons, but we expect the usual
incremental improvements in frame strength,
fuel economy, towing and payload capacity, as well as new comfort and convenience features and electronics.
At present, these advanced vehicles represent a substantially costlier pathway to improve
fuel economy on a dollar - per - gallon - saved basis than
incremental improvements to conventional technologies, especially when
fuel prices are low.