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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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EPA fuel economy report finds weight and power leveling off, footprint stable

Green Car Congress

EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends. The report is the authoritative reference for real-world fuel economy, technology trends and tailpipe carbon dioxide emissions, for new personal vehicles sold in the US every year since 1975.

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

Green Car Congress

Huff Fuels, Engines and Emissions Research Center, Oak Ridge National Laboratory. This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal

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New 3rd generation Audi TT diesel offers fuel economy of 56 mpg

Green Car Congress

The new sports car can accelerate from 0 to 100 km/h (62 mph) in 7.2 seconds and reaches a top speed of 235 km/h (146 mph). liters per 100 km (56 mpg US), which translates into CO 2 emissions of 110 g/km (177 g/mile). seconds, and on up to an electronically governed top speed of 250 km/h (155 mph).

Audi 310
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Infiniti Q80 Inspiration concept hybrid delivers 550 hp with 42.8 mpg fuel economy

Green Car Congress

mpg US) and CO 2 emissions of about 129 g/km. Acceleration from 0-60 mph takes less than 4 seconds, and the top speed is limited to 155 mph (250 km/h). The four-door fastback is powered by a hybrid electric powertrain that is expected to deliver 550 hp (410 kW) with fuel consumption of 5.5 L/100 km (42.8 Q80 Inspiration.

Infinity 281
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6 Easy Ways to Boost Car MPG

Clean Fleet Report

Thankfully, by incorporating only a few habits into your daily life, you can increase your fuel economy. With these six easy ways to boost car fuel efficiency, you will save money and also release fewer emissions into the air. If you vary your speed up and down between 45 and 52 mph every 18 seconds, this increases fuel use by 20%.

MPG 86
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Bentley’s new 616hp 12-cylinder GT Speed convertible with 8-speed and energy recuperation improves fuel economy by 15%

Green Car Congress

liter W12 combined with a close-ratio eight-speed ZF transmission to deliver a 15% improvement in fuel economy. Provisional EPA fuel economy ratings for the convertible are 12 mpg city, 20 mpg highway, and 15 mpg combined. The twin-turbocharged, 48-valve, W12 engine powers the new convertible to 60 mph in 4.1