2008 · Compact Car · Gas
2008 Pontiac G6 MPG & fuel economy
The 2008 Pontiac G6 is a compact car offered in 5 EPA-rated configurations. The most efficient version returns 25 MPG combined (22 city / 30 highway) on regular gasoline. Across the lineup, combined ratings range from 18 to 25 MPG. That's up 1 MPG from the 2007 model. Among 34 compact cars rated for 2008, it ranks 10th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $1,860 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2008 Pontiac G6's fuel average is 10.6 km/L (9.4 L/100 km), or 25 MPG combined: 9.4 km/L in the city and 12.8 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 22 | 9.4 | 10.7 |
| Highway | 30 | 12.8 | 7.8 |
| Combined | 25 | 10.6 | 9.4 |
How it ranks among 2008 Compact Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
G6 MPG across model years
Full history →5 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| FWD · 2.4L 4-cyl · 4-speed automatic G6 |
Gas | 22 MPG | 30 MPG | 25 MPG | — | $1,860 |
| FWD · 3.5L 6-cyl · 4-speed automatic G6 |
Gas | 18 MPG | 29 MPG | 22 MPG | — | $2,114 |
| FWD · 3.5L 6-cyl · 4-speed automatic G6 |
Gas | 17 MPG | 26 MPG | 20 MPG | — | $2,325 |
| FWD · 3.6L 6-cyl · 6-speed automatic G6 |
Gas | 17 MPG | 26 MPG | 20 MPG | — | $2,325 |
| FWD · 3.9L 6-cyl · 4-speed automatic G6 |
Gas | 15 MPG | 22 MPG | 18 MPG | — | $2,583 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 2.4L 4-cyl
- Transmission
- 4-speed automatic
- Drivetrain
- FWD
- Passenger volume
- 95 cu ft
- Cargo volume
- 14 cu ft
- Tailpipe CO₂
- 355 g/mi
2008 Pontiac G6 vs. rivals
Compare the 2008 G6
With any other car from any year, including other G6 model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2008 Pontiac G6?
Up to 25 MPG combined (22 city / 30 highway); ratings range from 18 to 25 MPG depending on configuration.
What fuel does the 2008 Pontiac G6 use?
Regular gasoline.
What is the fuel average in km/L for the 2008 Pontiac G6?
The 2008 Pontiac G6's fuel average is 10.6 km/L (9.4 L/100 km), or 25 MPG combined: 9.4 km/L in the city and 12.8 km/L on the highway.
How much does it cost to fuel the 2008 Pontiac G6 per year?
About $1,860 at 15,000 miles a year with $3.10/gal regular gas, or $12.40 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.