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AAA tests show premium fuel benefits some vehicles, but comes at a high cost

Green Car Congress

The trend toward recommending or requiring higher-octane fuel continues to rise as manufacturers work toward meeting stringent CAFE (Corporate Average Fuel Economy) standards. —Megan McKernan, manager of the Automobile Club of Southern California’s Automotive Research Center. Last year, nearly 1.5 improvement.

Fuel 150
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Road Test: 2021 Volkswagen Atlas Cross Sport V6 SEL Premium R-Line

Clean Fleet Report

liter V6, the 4Motion permanent all-wheel drive system and an eight-speed Tiptronic automatic transmission, the EPA rates the fuel economy at 17 mpg city/23 highway/19 combined. The fuel economy is marginally better if you were to opt for the base Atlas Cross Sport with the turbocharged 2.0-liter Outfitted with a 3.6-liter

MPG 83
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Road Test: 2023 Maserati Grecale Modena Mild Hybrid

Clean Fleet Report

The EPA rates fuel economy at 22 mpg city/29 highway/25 combined while running on 91 octane. mpg, with our overall economy coming in just above the EPA rating at 26.1 T , Audi SQ5, Porsche Macan, Mercedes-Benz GLC 43, BMW X3 M40i, and sibling Alfa Romeo Stelvio Quadrifoglio. Sport mode raised the excitement.

Hybrid 60
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Road Test: 2022 Kia Stinger GT-Line RWD

Clean Fleet Report

Fuel economy for the Stinger GT-Line is EPA rated at 22 mpg city/32 highway/25 combined. Fuel economy numbers reported by Clean Fleet Report are non-scientific and represent the reviewer’s driving experience using the dash gauge computer. Road Test: 2018 Audi A5. Running on 91 octane, over 249 miles we averaged 26.2

Kia 73
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Road Test: 2021 Cadillac CT4 Premium Luxury AWD

Clean Fleet Report

What you will see is a sharp design with a great stance that rivals its Mercedes-Benz CLA, BMW 2-Series, and the Audi A3 competitors. Such horsepower and torque numbers can mean so-so fuel economy, but that was not the case with the EPA rating at 21 mpg city/29 highway/24 combined. Road Test: 2016 Audi A3 E-tron PHEV.

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Road Test: 2021 Cadillac CT5 Premium Luxury

Clean Fleet Report

Competing with the Audi A6, Mercedes-Benz E-Class, BMW 5-Series , Kia Stinger , Genesis G70 , Polestar 2 and the Lexus ES , the CT5 brings credible performance with the base engine, and has an overall attractive design that grabs attention. Playing with the drive modes tells the story of how performance and fuel economy can be affected.