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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

Consumer Reports’ own fuel economy tests of vehicles equipped with small turbocharged engines has found in many cases that the turbocharged cars tested by CR have slower acceleration and no better fuel economy than the models with larger conventional engines, the organization said. Kia Optima. Earlier post.).

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Hyundai Motor Group unveils CVVD engine technology; +4% performance, +5% fuel economy, -12% emissions

Green Car Congress

Hyundai Motor Group has developed the first Continuously Variable Valve Duration (CVVD) technology to feature in future Hyundai and Kia vehicles. CVVD optimizes both engine performance and fuel efficiency while reducing emissions. This premiere will mark the first in a series of new Hyundai and Kia vehicles featuring the engine.

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

Green Car Congress

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. Fuel economy has now increased in eight of the last nine years; average carbon dioxide emissions are also at a record low of 369 g/mile in model year 2013.

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Road Test: 2023 Kia Niro Hybrid

Clean Fleet Report

Road Test: 2023 Kia Niro Hybrid How Does 53+ MPG Sound? The second generation 2023 Kia Niro is offered in three models–the all-electric Niro EV, the Niro plug-in hybrid, and the one reviewed here, the Niro hybrid. Eco is best when on the highway to maximize fuel economy and Sport for when an extra boost of performance is needed.

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Kia unveils 2023 Sportage PHEV; 32-mile AER

Green Car Congress

Kia unveiled the 2023 Sportage PHEV, the latest electrified model to join its lineup. As the longest running nameplate from the Kia brand, the Sportage underwent its most significant change to date as the fifth generation was unveiled in November 2021. Power for the 2023 Sportage PHEV is supplied by a 1.6-liter,

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

Green Car Congress

Fuel economy improvements for the hybrid vehicles vary considerably from 5-10% for the larger, luxury hybrid vehicles to more than 40%. Fuel economy improvements for diesels range from 15% to 30% relative to gasoline counterparts. Compared to MY 1987, MY 2010 CO 2 emissions were 11 g/mi (3%) lower, and fuel economy was 0.6

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Road Test: 2022 Kia Niro Plug-in Hybrid

Clean Fleet Report

One of the challenges Clean Fleet Report takes seriously is to test the EPA fuel economy ratings for the cars, crossovers and trucks we review, knowing efficiency is a top priority when looking to purchase a new vehicle. But with the 2022 Kia Niro Plug-in Hybrid (PHEV) we obliterated the “official” number in our real world driving.

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