Audi S3vsBMW 540i xDrive Sedan
BMW 540i xDrive Sedan leads in City MPG (26 vs 23) and Highway MPG (32 vs 31) and 3 more.
Fuel Economy
23
City MPG
26
31
Highway MPG
32
26
Combined MPG
28
Engine & Drivetrain
4
Cylinders
6
2
Engine Displacement
3
AWD
Drive Type
AWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
346
CO₂ Emissions
308
2,650
Annual Fuel Cost
2,450
Subcompact Cars
Vehicle Class
Midsize Cars
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).