Audi Q8 quattrovsPorsche Cayenne GTS
Audi Q8 quattro leads in City MPG (17 vs 15) and Highway MPG (23 vs 22) and 3 more.
Fuel Economy
17
City MPG
15
23
Highway MPG
22
19
Combined MPG
18
Engine & Drivetrain
6
Cylinders
8
3
Engine Displacement
4
AWD
Drive Type
AWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
459
CO₂ Emissions
512
3,650
Annual Fuel Cost
3,850
Standard Sport Utility Vehicle 4WD
Vehicle Class
Standard Sport Utility Vehicle 4WD
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).