BMW 540i xDrive SedanvsCadillac CT4
BMW 540i xDrive Sedan leads in City MPG (26 vs 21) and Highway MPG (32 vs 31) and 3 more.
Fuel Economy
26
City MPG
21
32
Highway MPG
31
28
Combined MPG
25
Engine & Drivetrain
6
Cylinders
4
3
Engine Displacement
3
AWD
Drive Type
RWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
308
CO₂ Emissions
356
2,450
Annual Fuel Cost
2,750
Midsize Cars
Vehicle Class
Compact Cars
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).