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Average fuel economy of new vehicles sold in Feb up 18% from October 2007

Green Car Congress

The average sales-weighted fuel economy of new vehicles sold in the US in February was 23.7 in December 2011 (an improvement of 13% from October 2007). in December 2011 (an improvement of 13% from October 2007). mpg US (9.93 Click to enlarge.

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2011 edition of EPA Fuel Economy Trends report shows several advanced powertrain technologies making significant gains

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to 8.3%) and is projected to triple from MY 2009-2011 (to 13.7%); turbocharging is projected to double in MY 2011 (from 3.5% to 7.4%); cylinder deactivation is projected to nearly double in MY 2011 (from 6.4% to 11.1%); and both 6-speed and 7-speed transmissions approximately doubled from MY 2009-2011 (from 24.7%

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Cummins/Peterbilt SuperTruck shows 54% improvement in fuel economy, 61% improvement in freight efficiency

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The new SuperTruck achieved a 54% increase in fuel economy. and Peterbilt Motors Company, a division of PACCAR, released test results showing their demonstration SuperTruck tractor-trailer achieved a 54% increase in fuel economy, averaging nearly 10 mpg US (23.5 Click to enlarge. Cummins Inc.

Peterbilt 342
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Maritz Research study finds 42% say fuel economy is extremely important in new vehicle purchase

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More than 40% of consumers view fuel economy as “extremely important” when considering a new vehicle purchase today, up 13.5% from a decade ago, according to a 2011 Maritz Research study. Thirty-seven percent of consumers say fuel economy will have the “greatest impact” on their next vehicle purchase.

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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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Adjusted CO 2 emissions and adjusted fuel economy, MY 1975-2011. Data for MY 2011 are final; data for MY 2012 are preliminary and based on projected vehicle production values provided to EPA by manufacturers. Source: EPA. Click to enlarge. l/100 km), both slightly worse relative to MY 2010.

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Study finds that increased vehicle travel and decreased occupancy have undercut the impact of improving fuel economy over last 40 years

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Sivak found that while the vehicle fuel economy of the entire light-duty fleet improved by 40% (from 13 mpg US to 21.6 l/100km), because of the decrease in vehicle load, the occupant fuel economy only improved by 17% (from 24.8 According to the 2011 American Community Survey by the US Census Bureau, 79.9%

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Ricardo-led technology demonstrator delivers 72% improved fuel economy over regular Humvee

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Ricardo released an analysis of two years of on-the-ground testing of the Ricardo-engineered Fuel-Efficient Ground Vehicle Demonstrator (FED) showing that, when compared to the US military’s regularly outfitted M1151 HMMWV (“Humvee”), the FED experienced a 72% improvement in fuel economy. Earlier post.)