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Clean Fleet Report recently spent a week in the 2025 RX 450h+ Luxury AWD plug-in hybrid, which lived up to the Lexus premium reputation while delivering impressive hybrid fuel economy. Running on 91 octane, the fuel economy is rated at 35 mpg on gasoline alone in city and highway tests with 37 all-electric miles when fully charged.
So, what will aficionados of this storied Italian car brand think about electrons replacing gasoline? Maserati designers retained the grille from the gasoline-propelled Maserati cars, but with vertical bars that have been opened for air flow and the iconic Maserati Trident logo badge. Story by John Faulkner.
Blue Bird uses the Roush CleanTech ultra-low emission propane technology that they say has accumulated more than three billion miles with 3,000 fleets in North America. The gasoline and electric combination charges the battery when driving, providing an estimated 500 miles driving range.
Toyotas hybrid system automatically switches between the electric drive mode, combined electric motor and gasoline engine, and gasoline-only engine power. The undetectable and seamless transitions have the Crown Hybrid EPA fuel economy rated at 42 mpg city/41 highway/41 combined. Story by John Faulkner.
With no gasoline engine, the Optiq eliminated delays and hesitations that can come from the air-spark-fuel demand under hard acceleration. Make sure to opt-in to the Clean Fleet Report sponsored newsletter (top right of page) to be notified of all new stories and vehicle reviews. Story by John Faulkner.
For the Lighting Pro, that means getting traditional gasoline and diesel truck owners to give it a try. Clean Fleet Report drove the Lightning Pro around Southern California for a week. Exterior Design Copping a look Clean Fleet Reports F-150 Lightning Pro was painted in Agate Black Metallic. We put on a total of 510 miles.
Clean Fleet Report will have driving impressions and full details of the BZ in a coming review. It was a gasoline-powered subcompact crossover, sold in the U.S. We expect to have a Flash Drive review later this year, so stay tuned to Clean Fleet Report for the latest updates on what will become an important part of the Toyota line-up.
Before off-roading Clean Fleet Report was among the first automotive journalists to drive the Forester Hybrid at a media event in Northern California. The appeal of the Forester will only grow having a hybrid option that offers more power and increased fuel economy. So what did we learn? When folded, it grows to 70.7
When Clean Fleet Report had the opportunity in April 2024 to drive the all-new 2025 Hyundai Ioniq 5 N on a race track, we jumped at the chance. They make the IONIQ 5 N sound and feel oh-so like a gasoline-powered car. Can a Hot Hatch EV Built For the Track Also Be a Good Everyday Driver? Click each to get a demonstration.
Clean Fleet Report is familiar with the Mercedes-Benz electrified models, having previously reviewed the EQE 350 4Matic EV sedan , EQE 500 4Matic EV sedan , EQS 580 EV 4Matic sedan and the S500 4Matic Mild Hybrid. Clean Fleet Report’s EQE 500 SUV 4Matic was painted in Emerald Green Metallic.
This four-door sedan is BMWs best-selling EV and comes in trim levels of eDrive35, xDrive40, m50, or eDrive40, which is the one Clean Fleet Report tested. If you miss the sounds of a gasoline engine, simulated engine sounds can be set in the infotainment screen. See the specifications of each trim level at the end of the story.
Supporting this EV tour is one way to make information more accessible and emphasizes RBC’s commitment to supporting the transition to a net-zero economy,” said Kim Ulmer, RBC Regional President. It’s more important than ever to help Canadians understand the benefits of going electric—from saving money to reducing emissions.
seconds AER: TBD * Release date has not been announced* Clean Fleet Report spent a week in the 2025 Rivian R1T Tri pickup testing the massive horsepower and torque and getting a feel for a unique looking pickup on the market. 0-60 mph: 2.9 seconds AER: 371 miles R1T Quad* Quad-Motor AWD Horsepower: 1,198 Torque: 1,103 lb.-ft. 0-60 mph: 2.5
Polestar’s First Dedicated EV Platform Delivers Polestar has released three models in America, with variants, beginning with the company’s last gasoline engine propelled car, the limited production sublime 2021 Polestar 1 plug-in hybrid. The post Road Test: 2025 Polestar 3 Single Motor first appeared on Clean Fleet Report.
EV Purpose-Designed Exterior Hyundai says the Konas EV-centric exterior design strategy is opposite of what many car companies have done, which is design first for a gasoline engine and then adapt it to an electric power plant. The post Road Test: 2025 Hyundai Kona Electric first appeared on Clean Fleet Report.
This Flash Drive gives a quick look at the Ioniq 9, with a more detailed Road Test review when Clean Fleet Report has the Ioniq 9 for a week or more. Eco is best for maximizing fuel economy when on the open road, but Sport gave the Ioniq 9 more spirit by changing the transmission shift points, the throttle response, and steering sensitivity.
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.
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. Estimated attribution of fuel savings due to fuel economy improvements to light-duty vehicles since 1975.
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.
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. Mix of the global vehicle fleet. Sources for fuel economy gains in light-duty vehicles. Click to enlarge.
In a study published in the journal Energy Economics , MIT researchers have found that a fuel economy standard is at least six to fourteen times less cost effective than a fuel tax when targeting an identical reduction in cumulative gasoline use (20% by 2050).
In a commentary in the journal Joule , Rob McGinnis, founder and and CEO of Prometheus , a company that is developing technology to remove carbon dioxide from the air and turn it into fuels, discusses the technology advances that could lead to the potential price-competitiveness of renewable gasoline and jet with fossil fuels.
Groupe Renault is creating the REFACTORY in Flins, the first European circular economy site dedicated to mobility. It will be based on a wide network of partners from all sectors and will revolve around 4 poles of activity, putting into practice the principles of the circular economy at each stage of the vehicle life cycle and mobility.
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.
Offering a higher-octane gasoline to the consumer market in the US as the standard grade could deliver an incremental 4.5% to 6% reduction in fleet fuel consumption and greenhouse gas emissions by 2040, on top of a projected 26.8% to 6% reduction in fleet fuel consumption and greenhouse gas emissions by 2040, on top of a projected 26.8%
This could see hundreds more zero-emission HGVs rolled out across the nation and save the industry money, due to overall running costs of green vehicles being cheaper than gasoline and diesel equivalents. Our road freight industry is one of the most efficient in the world and contributes over £13 billion to the UK economy each year.
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
Switching from diesel fuel to natural gas may hold advantages for the US heavy-duty trucking fleet, but more needs to be done to reach the full environmental benefits, according to a new white paper released by the Institute of Transportation Studies at the University of California, Davis, and Rice University.
The US Energy Information Administration’s (EIA) short-term forecasts of US gasoline consumption, which cover the current and upcoming calendar year, have risen 1.6% The latest Short-Term Energy Outlook (STEO) expects 2014 gasoline consumption to be 8.82 over the past year. million barrels per day (135.2 billion gallons).
In its analysis of the potential environmental impacts of the Next Generation Delivery Vehicle program, the Postal Service underestimated the expected greenhouse gas emissions from gasoline-powered vehicles and overestimated the emissions tied to battery-electric vehicles, according to U-M researchers.
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.
In the US, Model Year (MY) 2018 vehicle fuel economy was 25.1 Since MY 2004, CO 2 emissions have decreased 23%, or 108 g/mi, and fuel economy has increased 30%, or 5.8 Average estimated real-world CO 2 emissions are projected to fall 6 g/mi to 346 g/mi and fuel economy is projected to increase 0.4 miles per gallon, 0.8%
The researchers assessed the gaseous, particulate, and genotoxic pollutants from two current technology gasoline direct injection vehicles when tested in their original configuration and with a catalyzed gasoline particulate filter (GPF). Their study is publishedin the ACS journal Environmental Science & Technology. Yang et al.
UPS will add 200 new series hybrid electric delivery trucks to the company’s growing alternative fuel and advanced technology fleet. Equipped with lithium ion batteries and a range-extender engine, these trucks will deliver significant fuel economy equivalency gains, approximately four times the fuel economy of a gasoline powered vehicle.
The fleet of EVs on the road hits 77 million by 2025 and 229 million by 2030, based on BNEF’s Economic Transition Scenario. Sales of internal combustion engine vehicles already peaked in 2017 and BNEF expects the global fleet of ICE passenger vehicles to start to decline in 2024. million sold in 2021 to 21 million in 2025.
The baseline CNG buses had an average fuel economy of 4.04 miles per gasoline gallon equivalent (GGE), which equates to 4.51 These results indicated that the BEBs have an average fuel economy that is nearly 4 times higher than that of the CNG buses. The overall bus MBRC for the BEB fleet was more than 9,000. Background.
A new study quantifying emissions from a fleet of gasoline direct injection (GDI) engines and port fuel injection (PFI) engines finds that the measured decrease in CO 2 emissions from GDIs is much greater than the potential climate forcing associated with higher black carbon emissions from GDI engines.
Light duty vehicle fleet by type and average fuel efficiency. Growth is led by developing regions such as China, India, Africa and other emerging economies. Growth is led by developing regions such as China, India, Africa and other emerging economies. Source: ExxonMobil Outlook. Click to enlarge. L/100 km) by 2040.
Vehicle fuel economy improvements have slowed globally, according to the latest report from the Global Fuel Economy Initiative (GFEI): Fuel Economy In Major Car Markets: Technology And Policy Drivers 2005-2017. Overall, global fuel economy has improved by an average of 1.7% in the past two years. L ge /100 km.
This will be the first time that Ford F-250 trucks can be ordered by fleet customers with hybrid-electric drive technology; the XL3 system can provide up to a 25% increase in fuel economy. liter V8 gasoline engine compatible with a range of wheelbases, cab and bed configurations in both 4x2 and 4x4 options. Earlier post.).
The California Air Resources Board (CARB) has released the results of a multiyear study evaluating exhaust emissions from the use of California Reformulated Gasoline (CaRFG) that contains 15 volume percent ethanol (E15). California currently limits the ethanol content of gasoline to 10 percent.
Separately, the Accord Hybrid, also featuring Honda’s new two-motor hybrid system, will launch nationwide next summer with anticipated fuel economy ratings of 49/45/47 city/hwy/combined (4.8/5.2/5.0 liter 4-cylinder Atkinson-cycle gasoline engine producing 137 hp (102 kW) at 6200 rpm, teamed with a 124 kW electric motor.
Hydraulic pumps/motors and an accumulator (power storage unit) are added to gasoline, diesel, propane or CNG engines to store braking energy and use the captured energy to accelerate the vehicle, significantly saving fuel and brakes and cutting emissions. Fleets Hybrids Hydraulic Hybrid'
It will be compliant to the US EPA’s 2027 regulations while providing a step change in fuel economy improvement. These capabilities provide value throughout the lifecycle of the engine and include over-the-air calibration, predictive service recommendations and additional features that help fleets keep their trucks and equipment on the road.
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