Audi A3 quattrovsBMW X3 M50
BMW X3 M50 leads in City MPG (25 vs 24) and CO₂ Emissions (320 vs 323), while Audi A3 quattro leads in Highway MPG (34 vs 30) and Combined MPG (28 vs 27) and 1 more.
Fuel Economy
24
City MPG
25
34
Highway MPG
30
28
Combined MPG
27
Engine & Drivetrain
4
Cylinders
6
2
Engine Displacement
3
AWD
Drive Type
AWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
323
CO₂ Emissions
320
2,450
Annual Fuel Cost
2,550
Subcompact Cars
Vehicle Class
Small Sport Utility Vehicle 4WD
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).