Audi A8 quattrovsBMW X7 xDrive40i
BMW X7 xDrive40i leads in City MPG (21 vs 19) and Combined MPG (23 vs 22) and 2 more, while Audi A8 quattro leads in Highway MPG (27 vs 25).
Fuel Economy
19
City MPG
21
27
Highway MPG
25
22
Combined MPG
23
Engine & Drivetrain
6
Cylinders
6
3
Engine Displacement
3
AWD
Drive Type
AWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
414
CO₂ Emissions
387
3,150
Annual Fuel Cost
3,000
Large Cars
Vehicle Class
Standard Sport Utility Vehicle 4WD
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).