Audi A6 SedanvsBMW X7 xDrive40i
BMW X7 xDrive40i leads in City MPG (21 vs 20), while Audi A6 Sedan leads in Highway MPG (29 vs 25).
Fuel Economy
20
City MPG
21
29
Highway MPG
25
23
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
387
CO₂ Emissions
387
3,000
Annual Fuel Cost
3,000
Midsize Cars
Vehicle Class
Standard Sport Utility Vehicle 4WD
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).