Pontiac G6
23.1 MPG The 2010 Pontiac G6 is EPA-rated at 23.1 MPG combined (19.6 city / 29 highway). Over 15,000 miles a year that is about 649 gallons, $2078 a year in fuel, or $0.139 per mile at $3.20/gal.
Across its full 2005–2010 run it averages 21.8 MPG, improving by 1.1 MPG over 6 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.108 | $1082 | $1623 | $2165 |
| $3.00/gal | $0.130 | $1299 | $1948 | $2597 |
| $3.20/gal | $0.139 | $1385 | $2078 | $2771 |
| $3.50/gal | $0.152 | $1515 | $2273 | $3030 |
| $4.00/gal | $0.173 | $1732 | $2597 | $3463 |
| $4.50/gal | $0.195 | $1948 | $2922 | $3896 |
| $5.00/gal | $0.216 | $2165 | $3247 | $4329 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2010 | 23.1 MPG | 19.6 | 29 | $2738 | 390 | 8 |
| 2009 | 22 MPG | 18.6 | 27.9 | $2871 | 410 | 7 |
| 2008 | 21 MPG | 17.8 | 26.6 | $3000 | 428 | 5 |
| 2007 | 21.2 MPG | 17.8 | 27 | $2950 | 422 | 5 |
| 2006 | 21.2 MPG | 18.4 | 27.2 | $2970 | 423 | 5 |
| 2005 | 22 MPG | 19.5 | 27.5 | $2825 | 405 | 2 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 227 compact cars models tracked here, the Pontiac G6 ranks 127 on current figures, against a class average of 26.6 MPG.
Closest more-efficient alternatives in the same class: BMW 318ti (23.5), Daewoo Lanos (23.5), Infiniti G20 (23.5), Kia Sephia (23.5), Mercedes-Benz C230 Kompressor (23.5).
Tailpipe CO₂ is rated at 390 grams per mile, which works out to roughly 5.8 tonnes a year at 15,000 miles.
Questions
What MPG does the Pontiac G6 get?
The 2010 Pontiac G6 is rated at 23.1 MPG combined by the EPA — 19.6 city and 29 highway. Across all 6 model years in the database it averages 21.8 MPG, ranging from 18 to 26 depending on year and trim.
How much does a Pontiac G6 cost in fuel per year?
At 23.1 MPG and 15,000 miles a year, it burns about 649 gallons — roughly $2078 a year with fuel at $3.20 a gallon, or $0.139 per mile. The EPA's own published annual figure for the 2010 model is $2738.
Has the Pontiac G6 become more efficient over time?
Yes. It has gone from 22 MPG in 2005 to 23.1 in 2010 — an improvement of 1.1 MPG, or 5% across 6 model years.
Is the Pontiac G6 efficient for its class?
It ranks 127 of 227 in the Compact Cars class on current figures, against a class average of 26.6 MPG. That is 3.5 worse than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.