BMW 840i ConvertiblevsNissan Z
BMW 840i Convertible leads in City MPG (21 vs 18) and Highway MPG (29 vs 24) and 3 more.
Fuel Economy
21
City MPG
18
29
Highway MPG
24
24
Combined MPG
20
Engine & Drivetrain
6
Cylinders
6
3
Engine Displacement
3
RWD
Drive Type
RWD
Automatic
Transmission
Manual
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
368
CO₂ Emissions
435
2,900
Annual Fuel Cost
3,450
Subcompact Cars
Vehicle Class
Two Seaters
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).