BMW 840i xDrive ConvertiblevsKia K4 Hatchback
Kia K4 Hatchback leads in City MPG (28 vs 21) and Highway MPG (34 vs 29) and 3 more.
Fuel Economy
21
City MPG
28
29
Highway MPG
34
24
Combined MPG
30
Engine & Drivetrain
6
Cylinders
4
3
Engine Displacement
2
AWD
Drive Type
FWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Regular Gasoline
Emissions & Cost
373
CO₂ Emissions
289
2,900
Annual Fuel Cost
2,000
Subcompact Cars
Vehicle Class
Large Cars
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).