2011 · Midsize Car · Gas
2011 Infiniti G25 MPG & fuel economy
The 2011 Infiniti G25 is a midsize car offered in 2 EPA-rated configurations. The most efficient version returns 23 MPG combined (20 city / 29 highway) on premium gasoline. Across the lineup, combined ratings range from 22 to 23 MPG. Among 48 midsize cars rated for 2011, it ranks 32nd for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,576 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2011 Infiniti G25's fuel average is 9.8 km/L (10.2 L/100 km), or 23 MPG combined: 8.5 km/L in the city and 12.3 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 20 | 8.5 | 11.8 |
| Highway | 29 | 12.3 | 8.1 |
| Combined | 23 | 9.8 | 10.2 |
How it ranks among 2011 Midsize Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
G25 MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 2.5L 6-cyl · 7-speed automatic G25 |
Gas | 20 MPG | 29 MPG | 23 MPG | — | $2,576 |
| AWD · 2.5L 6-cyl · 7-speed automatic G25x |
Gas | 19 MPG | 27 MPG | 22 MPG | — | $2,693 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 2.5L 6-cyl
- Transmission
- 7-speed automatic
- Drivetrain
- RWD
- Passenger volume
- 99 cu ft
- Cargo volume
- 14 cu ft
- Tailpipe CO₂
- 386 g/mi
2011 Infiniti G25 vs. rivals
Compare the 2011 G25
With any other car from any year, including other G25 model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2011 Infiniti G25?
Up to 23 MPG combined (20 city / 29 highway); ratings range from 22 to 23 MPG depending on configuration.
What fuel does the 2011 Infiniti G25 use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2011 Infiniti G25?
The 2011 Infiniti G25's fuel average is 9.8 km/L (10.2 L/100 km), or 23 MPG combined: 8.5 km/L in the city and 12.3 km/L on the highway.
How much does it cost to fuel the 2011 Infiniti G25 per year?
About $2,576 at 15,000 miles a year with $3.95/gal premium gas, or $17.17 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.