Audi RS 3vsBMW Z4 M40i
BMW Z4 M40i leads in City MPG (23 vs 20) and Combined MPG (25 vs 23) and 2 more.
Fuel Economy
20
City MPG
23
29
Highway MPG
29
23
Combined MPG
25
Engine & Drivetrain
5
Cylinders
6
3
Engine Displacement
3
AWD
Drive Type
RWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
387
CO₂ Emissions
346
3,000
Annual Fuel Cost
2,750
Subcompact Cars
Vehicle Class
Two Seaters
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).