2008 · SUV · Gas
2008 Infiniti QX56 MPG & fuel economy
The 2008 Infiniti QX56 is a SUV offered in 2 EPA-rated configurations. The most efficient version returns 14 MPG combined (12 city / 18 highway) on premium gasoline. Efficiency is unchanged from the 2007 model. Among 101 SUVs rated for 2008, it ranks 100th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $4,232 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2008 Infiniti QX56's fuel average is 6.0 km/L (16.8 L/100 km), or 14 MPG combined: 5.1 km/L in the city and 7.7 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 12 | 5.1 | 19.6 |
| Highway | 18 | 7.7 | 13.1 |
| Combined | 14 | 6.0 | 16.8 |
How it ranks among 2008 SUVs
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
QX56 MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 5.6L 8-cyl · 5-speed automatic QX56 2WD |
Gas | 12 MPG | 18 MPG | 14 MPG | — | $4,232 |
| 4WD/AWD · 5.6L 8-cyl · 5-speed automatic QX56 4WD |
Gas | 12 MPG | 17 MPG | 14 MPG | — | $4,232 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 5.6L 8-cyl
- Transmission
- 5-speed automatic
- Drivetrain
- RWD
- Tailpipe CO₂
- 635 g/mi
2008 Infiniti QX56 vs. rivals
Compare the 2008 QX56
With any other car from any year, including other QX56 model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2008 Infiniti QX56?
Up to 14 MPG combined (12 city / 18 highway).
What fuel does the 2008 Infiniti QX56 use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2008 Infiniti QX56?
The 2008 Infiniti QX56's fuel average is 6.0 km/L (16.8 L/100 km), or 14 MPG combined: 5.1 km/L in the city and 7.7 km/L on the highway.
How much does it cost to fuel the 2008 Infiniti QX56 per year?
About $4,232 at 15,000 miles a year with $3.95/gal premium gas, or $28.21 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.