BMW 840i Gran CoupevsCadillac CT4 V AWD
BMW 840i Gran Coupe leads in City MPG (21 vs 20) and Highway MPG (29 vs 28) and 3 more.
Fuel Economy
21
City MPG
20
29
Highway MPG
28
24
Combined MPG
23
Engine & Drivetrain
6
Cylinders
4
3
Engine Displacement
3
RWD
Drive Type
AWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
368
CO₂ Emissions
387
2,900
Annual Fuel Cost
3,000
Midsize Cars
Vehicle Class
Compact Cars
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).