Advanced Automotive Technology: Visions of a Super-Efficient Family Car

TABLE 4-3: 2015 Best-in-Class Mid-size Car Baseline Scenario

I Change from 1995

(in percent)

Weight reduction^10

Drag reduction^22

Tire rolling resistance reduction^20

Total reduction in traction force 15.4

Increase in engine efficiency (includes friction^12

a

reduction)

Increases in transmission efficiency^2

Reduction in accessory power^25

Decrease in (idle and braking) fuel consumption^35

Total fuel consumption decrease^25

aThis is percentage increase in efficiency or:

(Efficiency 2015 - Efficiency 1995)/Efficiency 1995 * 100.

SOURCE: Energy and Environmental Analysis, Inc., “Automotive Technologies To Improve Fuel
Economy to 2015,” prepared for the Office of Technology Assessment, June 1995, p. 10-21.