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EIA: fuel economy improvements bring diminishing returns in fuel savings

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Improving fuel economy exhibits diminishing returns in fuel savings, according to a brief analysis by the US Energy Information Administration (EIA). Similarly, the fuel and cost savings of improving fuel economy from 12 mpg to 15 mpg are the same as increasing from 30 mpg to 60 mpg.

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DOE: all-electric vehicles have the lowest estimated average annual fuel cost of all light-duty vehicles

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The estimated annual fuel costs for model year (MY) 2019 all-electric light-duty vehicles are the lowest of all the different vehicle technologies, ranging from a low of $500 to a high of $900 per year, according to the US Department of Energy (DOE). All annual vehicle fuel costs are rounded to the nearest $50. diesel; and $0.13

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New report finds global CO2 vehicle emission reduction measures falter; dropping diesels, increasing SUVs

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Vehicle fuel economy improvements have slowed globally, according to the latest report from the Global Fuel Economy Initiative (GFEI): Fuel Economy In Major Car Markets: Technology And Policy Drivers 2005-2017. Overall, global fuel economy has improved by an average of 1.7% L ge /100 km.

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DOE and EPA release annual fuel economy guide with 2013 models

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The US Environmental Protection Agency (EPA) and the Department of Energy (DOE) released the 2013 Fuel Economy Guide. The 2013 models include efficient and low-emission vehicles in a variety of classes and sizes, but notable this year is the growing availability of hybrids and the increasing number of electric vehicles.

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Harris AutoTECHCAST Study Finds US Vehicle Owners Currently Would Choose Lower-cost, Higher Fuel Economy Gasoline-Engined Vehicles Over Higher-Priced Alt Fuel Engines or Electric Vehicles

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According to Harris Interactive’s 2010 AutoTECHCAST study, conducted between 6-26 April 2010, there is currently greater demand among US vehicle owners for technologies that deliver improved fuel economy of existing gasoline-driven engines at a lower initial cost, rather than for higher-priced alternative-fueled engines.

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President Biden calls on Congress, States for fuel tax holiday; increase in refinery capacity

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President Biden called on Congress to suspend the federal gas tax for the next 90 days, through the busy summer driving season—18 cents per gallon for gasoline and 24 cents per gallon for diesel. The average price of US on-highway diesel was $5.718 per gallon, up $2.432 from a year ago.

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Argonne study finds BEVs can have lowest scheduled maintenance costs, but highest cost of driving

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The study considers five different powertrains (internal combustion engine, hybrid-electric, plug-in hybrid-electric, fuel-cell-electric, and battery-electric) and 12 cost components (purchase cost, depreciation, financing, fuel, insurance, maintenance, repair, taxes, registration fees, tolls and parking, payload capacity and labor).