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ORNL study quantifies fuel economy costs of common driver practices and vehicle alterations

Green Car Congress

In addition, two minivans were subjected to coastdowns to examine the similarity in derived coefficients for two duplicate vehicles of the same model. The SUV, a 2009 Ford Explorer with a 4-liter V6 engine, was also tested while towing an enclosed trailer. l/100 km) at 60 mph (97 km/h) to 33 mpg (7.1 l/100 km) at 60 mph to 22.9

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ORNL researchers quantify the effect of increasing highway speed on fuel economy

Green Car Congress

The study includes various sizes of sedans, wagons, and SUVs, as well as pickup trucks, minivans and a few “muscle” and sports cars. Percent mpg decrease for a given 10 mph increase based on 74 vehicles. A comparison of the three histograms shows a slight shift toward higher mpg penalties for each 10-mph speed increase.

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Road Test: 2022 Subaru BRZ Limited

Clean Fleet Report

The BRZ is EPA rated at 20 mpg city/27 highway/22 combined mpg. mpg, which we thought was great considering how much fun we had whipping through the gears while seeking out every twisty road we could find. We also feature those efficient gas-powered vehicles that are among the top mpg vehicles in their class.

MPG 85
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Road Test: 2024 Dodge Hornet R/T Plus Plug-In Hybrid

Clean Fleet Report

seconds MPG: 21 city/29 highway/24 combined Small displacement, but dual power R/T Plus – Plug-in-Hybrid Electric Vehicle (PHEV) 1.3-liter, seconds MPG: 21 city/29 highway/24 combined Small displacement, but dual power R/T Plus – Plug-in-Hybrid Electric Vehicle (PHEV) 1.3-liter, The paddle shifters were unnecessarily large.

Dodge 66
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Achates Power building 2.7L opposed-piston light-duty engine; exceeding CAFE 2025, Tier 3 targets at lower cost

Green Car Congress

liter OPE will deliver nominal power of 270 hp and max torque of 650 N·m (479 lb-ft); the vehicle will achieve 37 mpg—12% above the 33 mpg fully phased-in CAFE 2025 requirement for a full-size, light-duty pick-up truck (65-70 sq. That works out to an estimated window-sticker label rating of 28 mpg combined.).

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