Audi A8 quattrovsBMW 840i Coupe
BMW 840i Coupe leads in City MPG (21 vs 19) and Highway MPG (29 vs 27) and 3 more.
Fuel Economy
19
City MPG
21
27
Highway MPG
29
22
Combined MPG
24
Engine & Drivetrain
6
Cylinders
6
3
Engine Displacement
3
AWD
Drive Type
RWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
414
CO₂ Emissions
368
3,150
Annual Fuel Cost
2,900
Large Cars
Vehicle Class
Subcompact Cars
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).