Infiniti Qx56 MPG by Year & Engine (EPA)
EPA fuel-economy ratings for every rated Infiniti Qx56 model year from 2004 to 2013 — each engine and transmission with its official city, highway and combined figures. Over these years the Qx56 has been offered with 5.6L 8-cyl power plants; the most efficient version is the 2013 (up to 16 MPG combined). Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.
Infiniti Qx56 fuel economy by year
| Year | Combined MPG | Engines | Median used price | For sale |
|---|---|---|---|---|
| 2013 | 16 | 5.6L 8-cyl | — | — |
| 2012 | 16 | 5.6L 8-cyl | — | — |
| 2011 | 16 | 5.6L 8-cyl | — | — |
| 2010 | 14 | 5.6L 8-cyl | — | — |
| 2009 | 14 | 5.6L 8-cyl | — | — |
| 2008 | 14 | 5.6L 8-cyl | — | — |
| 2007 | 14 | 5.6L 8-cyl | — | — |
| 2006 | 14 | 5.6L 8-cyl | — | — |
| 2005 | 14 | 5.6L 8-cyl | — | — |
| 2004 | 14 | 5.6L 8-cyl | — | — |
2013 Infiniti Qx56: engines & MPG
The 2013 Qx56 was EPA-rated in 2 versions (5.6L 8-cyl), with combined economy of 16 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| QX56 4WD | 5.6L 8-cyl | Automatic (S7) | Premium | 14 | 20 | 16 MPG |
| QX56 2WD | 5.6L 8-cyl | Automatic (S7) | Premium | 14 | 20 | 16 MPG |
2012 Infiniti Qx56: engines & MPG
The 2012 Qx56 was EPA-rated in 2 versions (5.6L 8-cyl), with combined economy of 16 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| QX56 4WD | 5.6L 8-cyl | Automatic (S7) | Premium | 14 | 20 | 16 MPG |
| QX56 2WD | 5.6L 8-cyl | Automatic (S7) | Premium | 14 | 20 | 16 MPG |
2011 Infiniti Qx56: engines & MPG
The 2011 Qx56 was EPA-rated in 2 versions (5.6L 8-cyl), with combined economy of 16 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| QX56 4WD | 5.6L 8-cyl | Automatic (S7) | Premium | 14 | 20 | 16 MPG |
| QX56 2WD | 5.6L 8-cyl | Automatic (S7) | Premium | 14 | 20 | 16 MPG |
2010 Infiniti Qx56: engines & MPG
The 2010 Qx56 was EPA-rated in 2 versions (5.6L 8-cyl), with combined economy of 14 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| QX56 4WD | 5.6L 8-cyl | Automatic 5-spd | Premium | 12 | 17 | 14 MPG |
| QX56 2WD | 5.6L 8-cyl | Automatic 5-spd | Premium | 12 | 18 | 14 MPG |
2009 Infiniti Qx56: engines & MPG
The 2009 Qx56 was EPA-rated in 2 versions (5.6L 8-cyl), with combined economy of 14 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| QX56 2WD | 5.6L 8-cyl | Automatic 5-spd | Premium | 12 | 18 | 14 MPG |
| QX56 4WD | 5.6L 8-cyl | Automatic 5-spd | Premium | 12 | 17 | 14 MPG |
2008 Infiniti Qx56: engines & MPG
The 2008 Qx56 was EPA-rated in 2 versions (5.6L 8-cyl), with combined economy of 14 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| QX56 4WD | 5.6L 8-cyl | Automatic 5-spd | Premium | 12 | 17 | 14 MPG |
| QX56 2WD | 5.6L 8-cyl | Automatic 5-spd | Premium | 12 | 18 | 14 MPG |
2007 Infiniti Qx56: engines & MPG
The 2007 Qx56 was EPA-rated in 2 versions (5.6L 8-cyl), with combined economy of 14 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| QX56 4WD | 5.6L 8-cyl | Automatic 5-spd | Premium | 12 | 17 | 14 MPG |
| QX56 2WD | 5.6L 8-cyl | Automatic 5-spd | Premium | 12 | 17 | 14 MPG |
2006 Infiniti Qx56: engines & MPG
The 2006 Qx56 was EPA-rated in 2 versions (5.6L 8-cyl), with combined economy of 14 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| QX56 4WD | 5.6L 8-cyl | Automatic 5-spd | Regular | 12 | 17 | 14 MPG |
| QX56 2WD | 5.6L 8-cyl | Automatic 5-spd | Regular | 12 | 18 | 14 MPG |
2005 Infiniti Qx56: engines & MPG
The 2005 Qx56 was EPA-rated in 2 versions (5.6L 8-cyl), with combined economy of 14 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| QX56 4WD | 5.6L 8-cyl | Automatic 5-spd | Regular | 12 | 17 | 14 MPG |
| QX56 2WD | 5.6L 8-cyl | Automatic 5-spd | Regular | 12 | 18 | 14 MPG |
2004 Infiniti Qx56: engines & MPG
The 2004 Qx56 was EPA-rated in 2 versions (5.6L 8-cyl), with combined economy of 14 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| QX56 2WD | 5.6L 8-cyl | Automatic 5-spd | Regular | 12 | 18 | 14 MPG |
| QX56 4WD | 5.6L 8-cyl | Automatic 5-spd | Regular | 12 | 17 | 14 MPG |
Frequently asked questions
What MPG does a Infiniti Qx56 get?
Depending on year and engine, EPA combined economy for the Qx56 ranges from 14 to 16 MPG. The most efficient rated version is the 2013 model year.
What engines does the 2013 Infiniti Qx56 have?
The 2013 Qx56 was EPA-rated with 5.6L 8-cyl — see the 2013 table above for each version's exact city/highway figures.
Does the Infiniti Qx56 require premium gas?
Some versions do: EPA lists premium and regular depending on year and engine — check your year's table above.
https://vehisales.com/research/fuel-economy/infiniti/qx56.
Underlying ratings are public-domain EPA/DOE data from fueleconomy.gov.
See also: Infiniti Qx56 hub — live listings, prices & reliability · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].