Diesel, Economy and MPG

Road Test: 2025 Ford F-150 Lightning SuperCrew Pro 4X4

Clean Fleet Report

APRIL 10, 2025

Up until now this meant hauling around a noisy, smelly, polluting diesel-powered generator that took up space in the bed. For the Lighting Pro, that means getting traditional gasoline and diesel truck owners to give it a try. We also feature those efficient gas-powered vehicles that are among the top mpg vehicles in their class.

F-150

F-150 Ford All-Electric Miles

Road Test: 2025 GMC Hummer 3X EV Pickup

Clean Fleet Report

MAY 2, 2025

No diesel or giant V8 gas-guzzler in sight. Our focus is on vehicles that offer the best fuel economy in their class, which leads us to emphasize electric cars, plug-in hybrids, hybrids and other efficient powertrains. We also feature those efficient gas-powered vehicles that are among the top mpg vehicles in their class.

Hummer

Hummer GMC All-Electric Miles

Actual fuel economy of cars and light trucks: 1966-2019

Green Car Congress

JANUARY 7, 2021

vehicle fuel economy. Specifically, this study examines actual fuel economy of cars and light trucks (pickup trucks, SUVs, and vans) from 1966 through 2019. (My Calculated vehicle fuel economy is available going back to 1923. The graph below shows the changes in actual vehicle fuel economy from 1966 through 2019.

Fuel Economy

Fuel Economy 2019 Economy Light

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Actual fuel economy of cars and light trucks: 1966-2017

Green Car Congress

SEPTEMBER 30, 2019

vehicle fuel economy. Specifically, this study examines actual fuel economy of cars and light trucks (pickup trucks, SUVs, and vans) from 1966 through 2017. Calculated vehicle fuel economy is available going back to 1923. For 1966 through 1985, fuel economy was calculated from the information in a summary publication by the U.S.

Fuel Economy

Fuel Economy 2017 Economy Light

NREL study finds 2nd-generation diesel hybrid delivery vans show significant gains in fuel economy over conventional vans

Green Car Congress

SEPTEMBER 29, 2012

Laboratory and in-use fuel economy results Source: NREL. The NREL team collected and analyzed in-service fuel economy, maintenance, and other vehicle performance data on 11 hybrid (P100H) and 11 conventional diesel (P100D) step vans operated by the United Parcel Service (UPS) in Minneapolis. mpg, 13% greater than the 9.2

Fuel Economy

Fuel Economy Economy Hybrid Diesel

EIA: fuel economy improvements bring diminishing returns in fuel savings

Green Car Congress

JULY 15, 2014

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.

Fuel Economy

Fuel Economy Economy Fuel MPG

Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

Green Car Congress

JUNE 23, 2014

At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 l/100 km), and as such would not meet the GHG requirement of 28 mpg (8.4 Earlier post.).

Fuel Economy

Fuel Economy Economy Gasoline Downsizing

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

Green Car Congress

MARCH 3, 2014

TDI diesel will be available with manual shift and front-wheel drive. liters per 100 km (56 mpg US), which translates into CO 2 emissions of 110 g/km (177 g/mile). liters per 100 km (35 mpg US ) and CO2 emissions of 159 g per km (256 g/mile). Diesel Fuel Efficiency' For the launch of the TT, the 2.0

Audi

Audi Fuel Economy MPG Diesel

Mazda6 diesel sedan offers up to 60 mpg US

Green Car Congress

SEPTEMBER 27, 2012

l/100 km (60 mpg US) and CO 2 emissions of 104 g/km (European combined cycle with standard diesel SKYACTIV-D 2.2 Mazda is offering the choice of five SKYACTIV engines (two diesels and three gasoline powerplants) coupled with six-speed manual or automatic transmissions in the Mazda6. Mazda6 Engines. SKYACTIV-G 2.0. High Power.

MPG

MPG Diesel Gasoline-Electric Fuel Economy

Honda’s new 1.6L diesel i-DTEC Civic for Europe offers 65 mpg US

Green Car Congress

NOVEMBER 10, 2012

liter diesel i-DTEC engine in Europe. The i-DTEC Civic, which will arrive in dealerships early next year, delivers fuel economy of 65 mpg US (3.6 Honda’s i-DTEC diesel technology first went on sale in a 2.2-liter Honda is launching a Civic model equipped with a new 1.6-liter Earlier post.).

MPG

MPG Europe Diesel Honda

Chevy’s Cruze Diesel: a compact diesel contender in the US

Green Car Congress

SEPTEMBER 8, 2014

The Cruze Diesel is identified by a discreet badge on the trunk. US buyers hunting for a non-premium diesel passenger car (i.e., Accordingly, Volkswagen of America (VoA) diesel sales to date in 2014 represent slightly north of 23% of all Volkswagen of America sales. Fuel economy background. Click to enlarge. Earlier post.)

Diesel

Diesel Fuel Economy MPG Economy

Mercedes-Benz introducing diesel E 300 BlueTEC HYBRID with fuel economy of 56 mpg US; gasoline-engined E 400 HYBRID model to follow

Green Car Congress

MARCH 28, 2012

Mercedes-Benz is introducing the new E 300 BlueTEC HYBRID; the luxury-class diesel hybrid offers fuel consumption of 4.2 L of diesel/100 km (56 mpg US), with CO 2 emissions of 109 g/km. This diesel hybrid will be available in the European market as a Saloon and Estate from the third quarter 2012. in-line diesel.

Hybrid

Hybrid Mercedes Diesel Fuel Economy

Opel to introduce new Euro 6 1.6 CDTI diesel in Geneva; 57 mpg US in the Zafira Tourer

Green Car Congress

FEBRUARY 14, 2013

CDTI diesel delivers 100 kW/136 hp and 320 N·m of torque for fuel consumption in the Zafira Tourer of 4.1 At the Geneva Motorshow (7-17 March, 2013) Opel will introduce a new generation diesel engine, the 1.6 CDTI ECOTEC—its cleanest diesel yet—in the seven-seater Zafira Tourer. (The Click to enlarge.

Diesel

Diesel MPG Portugal Belgium

2014 Ram 1500 EcoDiesel earns 28 mpg highway; best in segment

Green Car Congress

FEBRUARY 4, 2014

liter V6 EcoDiesel-powered 2014 Ram 1500 pickup ( earlier post ) has earned a 28-mpg (8.4 The combined city/highway rating is 23 mpg (10.2 liter Pentastar V-6 gasoline engine earned 25 mpg (9.4 liter Pentastar V-6 gasoline engine earned 25 mpg (9.4 Diesel Engines Fuel Efficiency' l/100 km.).

2014

2014 MPG Chrysler Fuel Economy

Volvo V40 D4 with new Drive-E powertrains; diesel up to 71.3 mpg

Green Car Congress

FEBRUARY 25, 2014

Fuel consumption in a diesel Volvo V40 D4 with a manual gearbox is down to 3.3 mpg US) (EU Combined), which corresponds to CO 2 emissions at 85 g/km. mpg US) (104 g/km) with the manual gearbox. The D4 turbo diesel delivers 400 N·m of torque. mpg US) (136 g/km). l/100 km (71.3 l/100 km (58.8 Earlier post.).

MPG

MPG Volvo Diesel Fuel Economy

Chevy Colorado diesel pickup EPA-rated at up to 31 mpg highway

Green Car Congress

NOVEMBER 12, 2015

The 2016 Chevrolet Colorado two-wheel drive with the Duramax turbo-diesel ( earlier post ) will be the most fuel efficient pickup in the US, offering an Environmental Protection Agency-estimated 31 mpg (7.58 l/100 km) highway fuel economy. The EPA has issued a Certificate of Conformity for the Chevrolet Colorado Duramax diesel.

Colorado

Colorado MPG EPA Diesel

ExxonMobil: diesel will surpass gasoline as the number one global transportation fuel by 2020

Green Car Congress

MARCH 9, 2013

Diesel will surpass gasoline as the number one transportation fuel worldwide by 2020 and continue to increase its share through 2040, according to ExxonMobil’s recently published Outlook For Energy: A View To 2040. Diesel demand accounts for 70% of the growth in demand for all transportation fuels through the forecast period to 2040.

Gasoline

Gasoline Transportation 2020 Diesel

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

Green Car Congress

MARCH 14, 2013

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

Peterbilt Fuel Economy Economy Fuel

EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

Green Car Congress

OCTOBER 10, 2014

EPA released the latest edition of its annual report on trends in CO 2 emissions, fuel economy and powertrain technology for new personal vehicles in the US. mpg increase over the previous year and an increase of nearly 5 mpg since 2004. Adjusted fuel economy distribution by model year. Fuel economy. Source: EPA.

Fuel Economy

Fuel Economy MPG Economy EPA

Audi banking on Gen 2 3.0L TDI diesel for US sales; calls for a “fair shot” for diesel

Green Car Congress

AUGUST 23, 2013

Audi of America introduced four new TDI clean diesel models for the US market this year—the Audi A8, A7, A6, Q5—along with an updated Q7 TDI, all equipped with a second-generation 3.0L V6 TDI diesel engine. ” One of our primary goals and objectives is to level the playing field for clean diesel vehicles.

Diesel

Diesel Audi Sale Fuel Economy

Georgia Tech life-cycle study finds TCO of medium-duty electric and diesel delivery trucks similar; electric life-cycle energy use and GHG lower than diesel

Green Car Congress

JULY 6, 2013

Life-cycle energy use and GHG emissions normalized with NYCC diesel case (8.06 They also found that the total costs of ownership (TCO) of the electric and diesel trucks are similar. Over an array of possible conditions, the median TCO of electric trucks is 22% less than that of diesel trucks on the NYCC. MJ/t·km and 0.63

Diesel

Diesel Georgia Energy Li-ion

Cummins progressing toward ATLAS Tier 2 Bin 2 fuel-efficient diesel for light-duty pickups

Green Car Congress

MAY 10, 2013

In a US Department of Energy (DOE)-sponsored project, engineers at Cummins are developing a Tier 2 Bin 2 emissions compliant diesel for application in a light duty pickup (ATLAS, Advanced Technology Light Automotive Systems, earlier post ). Fuel economy targets for the vehicle are 22.4 mpg US (10.5 mpg US (6.9 – PM.

Light

Light Diesel Fuel Fuel Economy

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

Green Car Congress

MAY 16, 2013

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).

MPG

MPG Mercedes Gasoline Diesel

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

Green Car Congress

JANUARY 18, 2013

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 drop in fuel economy due to traveling 80 mph rather than 70 mph. Speed increase.

Fuel Economy

Fuel Economy Economy Fuel MPH

Two new generation TwinPower Turbo diesels in BMW 518d and 520d; up to 57.4 mpg

Green Car Congress

SEPTEMBER 17, 2014

liter four-cylinder diesel engines in the 5 Series which boost the output of the new BMW 518d and new BMW 520d by another 5 kW apiece. mpg US) (European cycle) and CO 2 emissions to 109 g/km; this marks a reduction in consumption and CO 2 emissions in the EU test cycle by as much as 0.4 mpg US) with CO 2 emissions of 114–124 g/km.

BMW

BMW MPG Diesel Exhaust

Honda diesel sets new Guinness record for fuel efficiency, averaging 83 mpg US in 8,387-mile drive across 24 EU countries

Green Car Congress

JULY 7, 2015

Honda has set a new Guinness World Records title for “Lowest fuel consumption – all 24 contiguous EU countries (all cars)”, recording an average 83 mpg US (2.82 They returned to their start point on Thursday 25 June, recording the fuel economy figures which exceed the Tourer’s quoted efficiency of 61.9 Earlier post.) The new 1.6

MPG

MPG Honda Diesel Miles

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

Green Car Congress

OCTOBER 2, 2014

mpg US) and CO 2 emissions of about 129 g/km. liter, four-cylinder turbo diesel engine, it delivers 170 hp (127 kW) of power and 400 N·m (295 lb-ft) of torque. 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

Infinity

Infinity Fuel Economy MPG Concept

EPA Trends on EVs and PHEVs; beginning of a “measurable and meaningful impact” on new vehicle fuel economy and emissions

Green Car Congress

OCTOBER 11, 2014

With alternative fuel vehicles now approaching 1% of new vehicle production, however, they are in fact beginning to have a “ measurable and meaningful impact ” on overall new vehicle fuel economy and CO 2 emissions. In the analysis, EPA uses overall fuel economy in mpg equivalent (mpge) and tailpipe CO 2 emission values.

Fuel Economy

Fuel Economy EPA Economy PHEV

2020 Chevrolet Silverado 1500 with new diesel delivers EPA-estimated 33 mpg highway; driver-selectable stop/start

Green Car Congress

JULY 26, 2019

Duramax turbo-diesel engine delivers an EPA-estimated 33 mpg highway and 23 city in rear-wheel-drive models. EPA-estimated fuel economy for four-wheel drive models is 29 mpg highway/23 city. The truck draws on innovative technologies to deliver impressive fuel economy and a refined customer experience.

Silverado

Silverado MPG Diesel Chevrolet

New generation VW Polo features more fuel-efficient engines and advanced driver assistance; Polo TDI BlueMotion with 73.5 mpg

Green Car Congress

JANUARY 28, 2014

mpg US ), or 82 g/km CO 2. mpg US ) and 94 g/km CO 2. mpg US ) and 128 g/km CO 2 to 4.6 mpg US ) and 106 g/km CO 2. Diesel engines. The new generation of engines has improved TDI fuel economy significantly. mpg US ) to 3.2 mpg US )—from 88 g/km CO 2 to 82 g/km). l/100 km (73.5

MPG

MPG Engine Fuel Gasoline-Electric

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

Green Car Congress

MARCH 15, 2013

Adjusted CO 2 emissions and adjusted fuel economy, MY 1975-2011. The report finds that CO 2 emissions rates and fuel economy values reflect a very favorable multi-year trend beginning in MY 2005. The fleet-wide average real world MY 2011 personal vehicle CO 2 emissions value is 398 g/mi and average fuel economy is 22.4

Fuel Economy

Fuel Economy 2012 EPA Economy

Volkswagen Group reports more than 100k diesel sales this year

Green Car Congress

DECEMBER 26, 2013

Volkswagen Group of America reported that it has sold 100,000 TDI Clean Diesel vehicles from the Volkswagen and Audi brands this year—the first time it has reached this mark in a calendar year. Volkswagen is responsible for more than 75% of the diesels sold in the passenger car and SUV segments in the United States.

Diesel

Diesel Sale Audi United States

UMTRI study finds total cost of ownership of diesels in US often much less than gasoline counterparts

Green Car Congress

JULY 9, 2015

Though there are some exceptions to these positive results for some of the diesel versions of vehicles from a total-cost-of-ownership perspective, the overall direction of the results supports the idea that diesel vehicles are competitive within the U.S. Average diesel take rates. Belzowski 2015. Click to enlarge. Model year.

Gasoline

Gasoline Cost Of Diesel Fuel Economy

Japan Ministries propose light commercial vehicle fuel economy standards for 2022

Green Car Congress

APRIL 28, 2015

In a policy update, the International Council on Clean Transportation (ICCT) reports that Japan’s Ministry of Land, Infrastructure, Transport and Tourism (MLIT) and Ministry of Economy, Trade, and Industry (METI) have finalized new proposed fuel economy standards for light- and medium-duty commercial vehicles with gross vehicle weights less than 3.5

Fuel Economy

Fuel Economy Japan Economy Light

Mazda adding new 3.3l 48V MHEV diesel to CX-60 line-up next year

Green Car Congress

JULY 6, 2022

In Europe, Mazda announced that it will add an all-new e-Skyactiv D diesel engine to the Mazda CX-60 line-up in 2023, joining the PHEV CX-60, which is available to order now. The new diesel powertrain that will make its debut in the CX-60 is a Mazda first—a 3.3-liter mpg US with CO 2 emissions of 137g/km.

Mazda

Mazda Diesel Fuel Economy MPG

New 2020 Ram 1500 EcoDiesel 4x2 pickup EPA-rated at 32 mpg highway in US; new 3.0L EcoDiesel

Green Car Congress

OCTOBER 8, 2019

Ram Truck announced EPA fuel economy ratings for the 2020 Ram 1500 powered by the new 3.0-liter The half-ton EcoDiesel will be rated at 32 miles per gallon (mpg) highway, 22 mpg city for 4x2 models; 29 mpg highway, 21 mpg city for 4x4 models. 651 N·m) and diesel towing capability of 12,560 pounds.

MPG

MPG 2020 Fuel Economy EPA

Honda unveils new Civic Tourer with 1.6L i-DTEC diesel

Green Car Congress

AUGUST 12, 2013

i-DTEC diesel engine from the Earth Dreams Technology series ( earlier post ) and the 1.8 Applied in the Honda Civic (available since January 2013), the i-DTEC engine delivers combined cycle fuel economy of 65.3 mpg US (3.6 i-DTEC diesel engine was first applied to the Civic hatchback and subsequently to the new CR-V.

Diesel

Diesel Honda Fuel Economy Engine

Production Peugeot diesel sets new test circuit long-distance fuel economy record: 117.5 mpg US

Green Car Congress

MAY 4, 2015

gallons (43 liters) of Diesel, with an average fuel economy of 117.5 mpg US (2.0 l/100 km (78 mpg US) and low CO 2 emissions of 79 g/km. liter BlueHDi 100 S&S PEUGEOT 208 has set a new long-distance fuel consumption record, under the supervision of the UTAC: 1,337.19 miles (2,152 kilometers) were covered on 9.45

Fuel Economy

Fuel Economy MPG Economy Diesel

Ford’s redesigned Transit Connect Wagon gets 1.5L EcoBlue diesel option in US

Green Car Congress

FEBRUARY 8, 2018

liter EcoBlue diesel, both paired with a new 8-speed automatic. EcoBlue diesel to deliver an EPA-estimated fuel economy rating of at least 30 mpg (7.8 liter EcoBlue diesel engine fuel economy estimates are expected in early 2019. Ford is targeting the 1.5L In Europe, Ford has been rolling out the 1.5L

Transit Connect

Transit Connect Connect Connected Diesel

2020 Chevrolet Silverado diesel tops pickup truck mpg race

Green Car Reports

JULY 26, 2019

Fuel economy matters in pickups. General Motors announced new EPA fuel economy ratings Thursday for its 2020 Chevrolet Silverado light-duty pickup powered by its new 3.0-liter The 2020 Chevy Silverado 1500 diesel will rate 23 mpg city, 33 highway for two-wheel drive models with a 10-speed automatic transmission, Chevy said.

Silverado

Silverado MPG Chevrolet 2020

Volkswagen Millerized 1.5 TSI ACT BlueMotion gasoline engine offers diesel-like fuel economy; derivatives may be applied in hybrid systems

Green Car Congress

MARCH 19, 2018

Volkswagen has developed and deployed a gasoline engine that offers diesel-like fuel economy but is significantly cheaper to buy. l/100 km (49 mpg US). l/100 km/h (59 mpg US). Currently applied in the new Golf and Golf Variant ( earlier post ), the 1.5 The NEDC extra-urban figure drops as low as 4.0

Fuel Economy

Fuel Economy Gasoline Engine Economy

New diesel Volkswagen Golf GTD heading for the US; first driving impressions

Green Car Congress

JULY 16, 2013

Volkswagen has introduced a new version of the Golf GTD (“Gran Turismo Diesel”) in Europe, and plans to bring it to the US market, reportedly likely for the 2016 model year. diesel delivering 184 horsepower (137 kW), 280 lb-ft (380 N·m) of torque, CO 2 emissions of 109 g/km, and a NEDC combined fuel economy figure of 56 mpg US (4.2

Diesel

Diesel Exhaust MPH MPG

2015 VW Jetta TDI: a more refined, powerful and efficient diesel within a nicely redesigned model line

Green Car Congress

OCTOBER 7, 2014

In addition, its diesel version is the top selling passenger car diesel in the market here, with about 29% share, according to figures compiled by Baum & Associates and hybridcars.com. TDI Clean Diesel EA288 engine ( earlier post ) with an EPA-rated highway fuel economy rating of 46 mpg with the manual transmission (45 mpg automatic).

2015

2015 Diesel Powered Power

Volkswagen 2015 Golf TDI diesel tours all lower 48 states on 101.43 gallons; 81.17 mpg

Green Car Congress

JULY 8, 2015

A 2015 Golf TDI Clean Diesel has set a new Guinness World Records achievement for the “lowest fuel consumption—48 US contiguous States for a non-hybrid car” with an 81.17 of Shell Diesel fuel, the Golf beat the previous mark of 77.99 l/100 km) by more than 3 mpg, and also beat the hybrid vehicle record of 74.34 Traveling 8,233.5

MPG

MPG 2015 Diesel Exhaust

Road Test: 2025 Ford F-150 Lightning SuperCrew Pro 4X4

Road Test: 2025 GMC Hummer 3X EV Pickup

Webinars

Trending Sources

Actual fuel economy of cars and light trucks: 1966-2019

Webinars

Actual fuel economy of cars and light trucks: 1966-2017

NREL study finds 2nd-generation diesel hybrid delivery vans show significant gains in fuel economy over conventional vans

EIA: fuel economy improvements bring diminishing returns in fuel savings

Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

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

Mazda6 diesel sedan offers up to 60 mpg US

Honda’s new 1.6L diesel i-DTEC Civic for Europe offers 65 mpg US

Chevy’s Cruze Diesel: a compact diesel contender in the US

Mercedes-Benz introducing diesel E 300 BlueTEC HYBRID with fuel economy of 56 mpg US; gasoline-engined E 400 HYBRID model to follow

Opel to introduce new Euro 6 1.6 CDTI diesel in Geneva; 57 mpg US in the Zafira Tourer

2014 Ram 1500 EcoDiesel earns 28 mpg highway; best in segment

Volvo V40 D4 with new Drive-E powertrains; diesel up to 71.3 mpg

Chevy Colorado diesel pickup EPA-rated at up to 31 mpg highway

ExxonMobil: diesel will surpass gasoline as the number one global transportation fuel by 2020

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

EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

Audi banking on Gen 2 3.0L TDI diesel for US sales; calls for a “fair shot” for diesel

Georgia Tech life-cycle study finds TCO of medium-duty electric and diesel delivery trucks similar; electric life-cycle energy use and GHG lower than diesel

Cummins progressing toward ATLAS Tier 2 Bin 2 fuel-efficient diesel for light-duty pickups

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

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

Two new generation TwinPower Turbo diesels in BMW 518d and 520d; up to 57.4 mpg

Honda diesel sets new Guinness record for fuel efficiency, averaging 83 mpg US in 8,387-mile drive across 24 EU countries

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

EPA Trends on EVs and PHEVs; beginning of a “measurable and meaningful impact” on new vehicle fuel economy and emissions

2020 Chevrolet Silverado 1500 with new diesel delivers EPA-estimated 33 mpg highway; driver-selectable stop/start

New generation VW Polo features more fuel-efficient engines and advanced driver assistance; Polo TDI BlueMotion with 73.5 mpg

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

Volkswagen Group reports more than 100k diesel sales this year

UMTRI study finds total cost of ownership of diesels in US often much less than gasoline counterparts

Japan Ministries propose light commercial vehicle fuel economy standards for 2022

Mazda adding new 3.3l 48V MHEV diesel to CX-60 line-up next year

New 2020 Ram 1500 EcoDiesel 4x2 pickup EPA-rated at 32 mpg highway in US; new 3.0L EcoDiesel

Honda unveils new Civic Tourer with 1.6L i-DTEC diesel

Production Peugeot diesel sets new test circuit long-distance fuel economy record: 117.5 mpg US

Ford’s redesigned Transit Connect Wagon gets 1.5L EcoBlue diesel option in US

2020 Chevrolet Silverado diesel tops pickup truck mpg race

Volkswagen Millerized 1.5 TSI ACT BlueMotion gasoline engine offers diesel-like fuel economy; derivatives may be applied in hybrid systems

New diesel Volkswagen Golf GTD heading for the US; first driving impressions

2015 VW Jetta TDI: a more refined, powerful and efficient diesel within a nicely redesigned model line

Volkswagen 2015 Golf TDI diesel tours all lower 48 states on 101.43 gallons; 81.17 mpg

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