Real MPG: BMW 8 Series Gran Coupe (2020 on) 840i

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Official MPG
(NEDC)
33.2–33.6
Official MPG
(WLTP)
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Real MPG
-
Real MPG
Average
-
of Official MPG
(WLTP)

More engines available for this model:

Engine Official MPG (NEDC) Official MPG (WLTP) Real MPG Avg. Real MPG %  
840d xDrive - 38.2–42.8 mpg - -* Submit
M850i - 25.9–26.4 mpg - -* Submit
*Based on WLTP MPG values

Read the Honest John review...

BMW 8 Series Gran Coupe (2020 on)

Substantially more practical than two-door 8 Series Coupe, longer body has no impact on ride or handling, generous levels of technology on all models.