2011 Infiniti M56xFuel Economy & MPG Ratings
Gasoline Midsize CarsAll-Wheel Drive
City
16
MPG
Highway
23
MPG
Combined
18
MPG
Trim Comparison
Automatic (S7)
Premium
City
16
Hwy
23
Comb
18
Fuel cost: $4,550/yr
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic (S7) | Premium | 16 | 23 | 18 | $4,550 |
Annual Fuel Cost
$4,550
Based on gasoline at $3.67/gal, 15,000 miles/year
5-Year Fuel Savings
$-10,750
vs. average new vehicle
EPA Fuel Economy Score: -1/10
GHG Score: -1/10
Environment
- CO₂ Tailpipe Emissions
- 494 g/mile
- Annual Petroleum Consumption
- 16.5 barrels
Specifications
- Engine
- 5.6L 8-cyl
- Transmission
- 7-speed Automatic
- Drivetrain
- AWD
- Body Style
- Sedan
- GVWR
- Class 1 (≤6,000 lbs)
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 5.6L, 8-cylinder
- Induction Type
- Direct Injection
- Fuel Type
- Premium Gasoline
Related
Infiniti M56x MPG History
See how this model's fuel economy changed by year