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Old 08-13-2022, 01:21 PM   #54 (permalink)
MetroMPG
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Join Date: Nov 2007
Location: 1000 Islands, Ontario, Canada
Posts: 22,534

Blackfly - '98 Geo Metro
Team Metro
Last 3: 70.09 mpg (US)

MPGiata - '90 Mazda Miata
90 day: 54.46 mpg (US)

Appliance car Mirage - '14 Mitsubishi Mirage ES (base)
90 day: 57.73 mpg (US)
Thanks: 4,082
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Quote:
Originally Posted by SDMCF View Post

3 Months ago we bought a 2017 BMW 420 diesel automatic and the gearbox is most impressive. When coasting, the engine is somehow disconnected from the drivetrain and drops back to idle speed regardless of road speed. There is no engine braking and the car will coast more easily and much further than any manual I have driven.

I think either BMW or Mercedes marketed this at one time (recent history) by calling it "sailing" mode.
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Ecodriving test: Manual vs. automatic transmission MPG showdown



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