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

Green Car Congress

Researchers at Oak Ridge National Laboratory (ORNL) have quantified the fuel economy effects of some common driver practices and vehicle accessories or alterations—including underinflated tires, open windows, and rooftop and hitch-mounted cargo. liter four-cylinder engine, also suffered as its fuel economy dipped 22% from 42.5

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UMTRI study finds total cost of ownership of diesels in US often much less than gasoline counterparts

Green Car Congress

Though there are some exceptions to these positive results for some of the diesel versions of vehicles from a total-cost-of-ownership perspective, the overall direction of the results supports the idea that diesel vehicles are competitive within the U.S. The percentages are even higher after five years of ownership. Belzowski 2015.

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ICCT calculates consumer benefits of increased efficiency in 2025-2030 light-duty vehicles in the US

Green Car Congress

According to the analysis, under current standards, buyers of model year 2025 vehicles would fully recoup the extra cost for technology in the vehicle in the third year of ownership under a cash-purchase scenario. Consumer benefits would be more than 3 times the costs of the standards. Fuel savings are 2.4

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King County Metro completes accelerated durability and reliability testing of Proterra electric bus

Green Car Congress

It was out of service for only 6 days, including 3 holidays, preventative maintenance checks summing to 1 day, and 2 days of quick maintenance to resolve minor issues. Average fuel economy was 15 MPGe over this testing period, 3.125-times more efficient than current KCM 40' diesel buses (4.8 x diesel) at normal loads.

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Raleigh-Durham Airport to buy 4 Proterra electric buses and charging infrastructure

Green Car Congress

Currently, RDU shuttle buses transport on average 112,166 passengers and luggage per month between the airport’s two ParkRDU Economy lots and terminals with a diesel-powered fleet consisting of 14, 40-foot transit buses that are replaced every 7-10 years. In addition to traveler benefits, the operational cost of electricity, at $.19/mile,

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Road Test: 2023 Volkswagen Taos SEL 4Motion

Clean Fleet Report

Fuel economy is EPA-rated at 28 mpg city/36 highway/31 combined for the FWD Taos, with the 4Motion rated at 25/32/28. mpg, but in a 99-mile highway run at 65 mph, we averaged 34.3 mpg, but in a 99-mile highway run at 65 mph, we averaged 34.3 In 371 miles we averaged 28.6 In 371 miles we averaged 28.6

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Road Test: 2022 Lexus ES 300h Hybrid F Sport

Clean Fleet Report

The EPA rates fuel economy for the 2022 Lexus ES 300h at 43 mpg city/44 highway/44 combined mpg. The average fuel economy was 46.3 mpg average (Rush hour, on-and-off the brakes). mpg average (Using the adaptive cruise control). mpg average (Rush hour, on-and-off the brakes). 70-mile run at 45 mph: 58.6

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