Are you researching the gas mileage in a Pontiac G8? On this page, we'll list all the gas mileage for the 2 years of data we have for the Pontiac G8 - from 2008 to the most recent model in 2009.
Overview
The Pontiac G8 has a combined gas mileage ranging from 16.5 miles per gallon to 19.5 miles per gallon.
The Pontiac G8 has a city gas mileage ranging from 13 miles per gallon to 15 miles per gallon.
Pontiac G8 Gas Mileage by Year
2009 Pontiac G8 Gas Mileage
The 2009 Pontiac G8 has a combined gas mileage of 21.0 mpg (11.6 liters/100 km).
The 2009 Pontiac G8 has a city gas mileage of 17 mpg (13.8 liters/100 km).
The 2009 Pontiac G8 has a highway gas mileage of 25 mpg (9.4 liters/100 km).
2009 Pontiac G8 Gas Tank Mileage Comparison Table By Trim
Trim Package
Engine
Combined Gas Mileage (imperial)
City Gas Mileage (imperial)
Highway Gas Mileage (imperial)
Combined Gas Mileage (metric)
City Gas Mileage (metric)
Highway Gas Mileage (metric)
V6 Sedan 4D
3.6L
21.0 mpg
17 mpg
25 mpg
11.6 liters/100 km
13.8 liters/100 km
9.4 liters/100 km
V8 Sedan 4D GT
6.0L
19.5 mpg
15 mpg
24 mpg
12.8 liters/100 km
15.7 liters/100 km
9.8 liters/100 km
V8 Sedan 4D GXP
6.2L
16.5 mpg
13 mpg
20 mpg
15.0 liters/100 km
18.1 liters/100 km
11.8 liters/100 km
2008 Pontiac G8 Gas Mileage
The 2008 Pontiac G8 has a combined gas mileage of 21.0 mpg (11.6 liters/100 km).
The 2008 Pontiac G8 has a city gas mileage of 17 mpg (13.8 liters/100 km).
The 2008 Pontiac G8 has a highway gas mileage of 25 mpg (9.4 liters/100 km).
2008 Pontiac G8 Gas Tank Mileage Comparison Table By Trim