BMW X3 xDrive30vsBMW Z4 M40i
BMW X3 xDrive30 leads in City MPG (27 vs 23) and Highway MPG (33 vs 29) and 3 more.
Fuel Economy
27
City MPG
23
33
Highway MPG
29
29
Combined MPG
25
Engine & Drivetrain
4
Cylinders
6
2
Engine Displacement
3
AWD
Drive Type
RWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
299
CO₂ Emissions
346
2,400
Annual Fuel Cost
2,750
Small Sport Utility Vehicle 4WD
Vehicle Class
Two Seaters
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).