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Consumer Reports testing finds many small turbo engines underperforming; fuel economy, acceleration no better than in larger conventional powertrains

Green Car Congress

As another example, in December, Consumer Reports road testing found the fuel economy on the 2013 Fusion Hybrid sedan and new C-Max Hybrid falling far short below Ford (and EPA) triple 47 mpg (5.0 47 mpg for city, highway and combined—for both vehicles. l/100 km) figures—i.e., Earlier post.). The smaller engine—a 1.6-liter

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

Green Car Congress

One tip is that drivers should obey the speed limit since the fuel economy of most vehicles decreases above 50 mph [80 km/h]. ORNL staff members John Thomas, Shean Huff and Brian West have worked to quantify this trend through analysis of dynamometer testing results for 74 vehicles at steady-state speeds from 50 to 80 mph [80 to 129 km/h].

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2014 Cascadia Evolution Class 8 rig delivers 10.67 mpg on closed-track demo; 7% better fuel economy than EPA 2010 Cascadia in cross-country tour

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mpg US (22 L.100km) mile closed-course track for 1,000 miles nonstop at an average speed of 60 mph, with a GCW of 76,000 lbs. The Freightliner Trucks 2014 Cascadia Evolution—powered only by the newly designed Detroit DD15 engine and featuring enhanced aerodynamic specs—delivered fuel economy of 10.67 Click to enlarge.

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BMW i8 customer demand exceeding planned production; improved fuel consumption

Green Car Congress

With the BMW eDrive in plug-in hybrid configuration, the i8 combines a 0–100 km/h (62 mph) acceleration time of 4.4 liter/100 km (112 mpg US) and CO 2 emissions of 49 g/km. l/100km (94 mpg US). mpg US) is achievable. In Sport mode the BMW i8 offers mid-range acceleration from 80 to 120 km/h (50 to 75 mph) in 2.6

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Renault presents the 235 mpg EOLAB prototype; plug-in “Z.E. Hybrid”; targeting production

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EOLAB delivers NEDC combined cycle fuel consumption of 1 liter/100 km (235 mpg US), equivalent to 22g of CO 2 /km. Hybrid” plug-in hybrid system—the last offering all-electric trips of up to 60 km (37 miles) at speeds of up to 120 km/h (75 mph). liters/100 km in comparison with the benchmark vehicle. Click to enlarge.

Plug-in 370
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Toyota’s new RAV4 plug-in hybrid SUV offers 39 miles AER, 90 MPGe

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In addition to an ability to do 0-60 mph in a projected 5.8 As a technology comparison, the 2006-2012 RAV4 offered an optional 269-hp, 3.5-liter liter gas V6 engine that reached 0-60 mph in 6.3-seconds—a seconds—a half-second slower than the RAV4 Prime—and a 21 combined MPG fuel economy rating.

Plug-in 220
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Mercedes-Benz introduces latest E 200 Natural Gas Drive and E 220 BlueTEC BlueEFFICIENCY Edition

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mpg US), with CO 2 emission of 147 g/km. seconds, with a top speed of 220 km/h (137 mph). kg of natural gas per 100 kilometers in comparison to the predecessor model. seconds and reaches a top speed of 227 km/h (141 mph). liters of unleaded gasoline (NEDC combined) for every 100 kilometers (37.3 l/100 km (53.5

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