BMW Z4 sDrive30ivsRolls-Royce Ghost Black Badge
BMW Z4 sDrive30i leads in City MPG (25 vs 12) and Highway MPG (33 vs 19) and 3 more.
Fuel Economy
25
City MPG
12
33
Highway MPG
19
28
Combined MPG
14
Engine & Drivetrain
4
Cylinders
12
2
Engine Displacement
7
RWD
Drive Type
AWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
312
CO₂ Emissions
609
2,450
Annual Fuel Cost
4,950
Two Seaters
Vehicle Class
Large Cars
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).