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Study estimates fuel economy improvements to US light-duty vehicles from 1975–2018 saved 2T gallons of fuel, 17B tons of CO2

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A team from the University of Tennessee and the National Renewable Energy Laboratory (NREL) has the fuel savings due to fuel economy improvements over the past 43 years amount to approximately two trillion gallons of gasoline. Second, they estimated fuel savings using the FHWA data on vehicle miles, fuel use and miles per gallon (mpg).

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Mercedes-Benz launches new S-Class with hybrid, diesel, gasoline models; 59 mpg PHEV model to come

Green Car Congress

On a larger efficiency scale, the new S-Class in its first year will offer two hybrid versions, a gasoline model and a diesel variant: the S 400 HYBRID, S 300 BlueTEC HYBRID, S 500, and S 350 BlueTEC. These soon will be followed by the S 500 Plug-In HYBRID—the first S-Class with a fuel consumption lower than 4l/100 km (59 mpg US).

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New Opel 88 g/km CO2 (71 mpg US) diesel Corsa ecoFLEX model; 26% reduction in fuel consumption and CO2, 26% boost in performance over 5 years

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mpg US)—equivalent to 88 g CO 2 /km in its three-door version, and 3.4 l/100 km (69 mpg US) and 89 g/km CO 2) in its five-door version. liters diesel per 100 km (67 mpg US) and emissions of 94 g/km CO 2. Click to enlarge. GM’s Opel has introduced a diesel Corsa 1.3 l/100 km (71.3 The last generation Corsa 1.3

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EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

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EPA projects advanced transmissions (6+ speeds and CVTs), gasoline direct injection (GDI) systems, and turbocharged engines will be installed on at least 15% of all MY 2013 vehicles. The majority of the emissions and fuel savings from current vehicles, EPA noted, is due to new gasoline vehicle technologies. mpg, or 22%.

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EPA annual report on CO2, fuel economy and technology trends finds 2012 heading for all-time best; rapid adoption of new technologies

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The US Environmental Protection Agency (EPA) released its annual report summarizing key trends in carbon dioxide emissions, fuel economy, and CO 2 - and fuel economy-related technology for gasoline- and diesel-fueled personal vehicles sold in the United States, from model years (MY) 1975 through 2012. Source: EPA. Click to enlarge.

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New Top-End Audi A1 Features 1.4 TFSI Dual Charged Gasoline Engine; 40 MPG US

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liters of fuel per 100 km (40 mpg US), which corresponds to CO2 emissions of 139 g/km (223 g/mile) (provisional figures). Audi will present the new top engine version for the Audi A1 at the Paris Motor Show, a dual-charged 1.4 TFSI engine with 136 kW (185 hp) and 250 N·m (185 lb-ft). TFSI consumes on average 5.9

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Mercedes-Benz C 350 e PHEV can reduce full lifecycle CO2 emissions up to 41% compared to gasoline-engined C 250

Green Car Congress

Compared to the gasoline-engined C 250, the Mercedes-Benz C 350 e plug-in hybrid ( earlier post ) can reduce full life-cycle (manufacture, use over 200,000 km and recycling) CO 2 emissions by some 26% (9.6 liters per 100 kilometres (98 - 112 mpg US), or 55 – 48 g CO 2 /km) and up to 31 kilometres (19 miles) of all-electric driving.