ORNL study quantifies fuel economy costs of common driver practices and vehicle alterations
Green Car Congress
APRIL 10, 2014
In addition, two minivans were subjected to coastdowns to examine the similarity in derived coefficients for two duplicate vehicles of the same model. l/100 km) at 60 mph (97 km/h) to 33 mpg (7.1 l/100 km) at 60 mph to 22.9 l/100 km) and 50 mph (80.5 l/100 km) and 50 mph (80.5 l/100 km)—a drop of 9%.
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