Audi S8vsBMW M4 Competition M xDrive Convertible
BMW M4 Competition M xDrive Convertible leads in City MPG (16 vs 15) and CO₂ Emissions (479 vs 502), while Audi S8 leads in Highway MPG (24 vs 22).
Fuel Economy
15
City MPG
16
24
Highway MPG
22
18
Combined MPG
18
Engine & Drivetrain
8
Cylinders
6
4
Engine Displacement
3
AWD
Drive Type
AWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
502
CO₂ Emissions
479
3,850
Annual Fuel Cost
3,850
Large Cars
Vehicle Class
Subcompact Cars
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).