Lexus IS 350vsPorsche Panamera
Lexus IS 350 leads in City MPG (19 vs 18) and Highway MPG (27 vs 25) and 3 more.
Fuel Economy
19
City MPG
18
27
Highway MPG
25
22
Combined MPG
21
Engine & Drivetrain
6
Cylinders
6
4
Engine Displacement
3
RWD
Drive Type
RWD
Automatic
Transmission
Automatic
Premium Gasoline
Fuel Type
Premium Gasoline
Emissions & Cost
403
CO₂ Emissions
431
3,150
Annual Fuel Cost
3,300
Compact Cars
Vehicle Class
Large Cars
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Data sourced from EPA Fuel Economy Data (Public Domain (U.S. Government)).