Infiniti G35 MPG by Year & Engine (EPA)
EPA fuel-economy ratings for every rated Infiniti G35 model year from 2003 to 2008 — each engine and transmission with its official city, highway and combined figures. Over these years the G35 has been offered with 3.5L 6-cyl power plants; the most efficient version is the 2008 (up to 20 MPG combined). Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.
Infiniti G35 fuel economy by year
| Year | Combined MPG | Engines | Median used price | For sale |
|---|---|---|---|---|
| 2008 | 19–20 | 3.5L 6-cyl | — | — |
| 2007 | 19–20 | 3.5L 6-cyl | — | — |
| 2006 | 18–20 | 3.5L 6-cyl | — | — |
| 2005 | 18–20 | 3.5L 6-cyl | — | — |
| 2004 | 18–20 | 3.5L 6-cyl | — | — |
| 2003 | 19–20 | 3.5L 6-cyl | — | — |
2008 Infiniti G35: engines & MPG
The 2008 G35 was EPA-rated in 3 versions (3.5L 6-cyl), with combined economy from 19 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| G35 | 3.5L 6-cyl | Automatic (S5) | Premium | 17 | 24 | 20 MPG |
| G35 | 3.5L 6-cyl | Manual 6-spd | Premium | 17 | 25 | 20 MPG |
| G35x | 3.5L 6-cyl | Automatic (S5) | Premium | 17 | 23 | 19 MPG |
2007 Infiniti G35: engines & MPG
The 2007 G35 was EPA-rated in 5 versions (3.5L 6-cyl), with combined economy from 19 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| G35 | 3.5L 6-cyl | Automatic (S5) | Premium | 17 | 24 | 20 MPG |
| G35 | 3.5L 6-cyl | Manual 6-spd | Premium | 17 | 25 | 20 MPG |
| G35 Coupe | 3.5L 6-cyl | Manual 6-spd | Premium | 17 | 23 | 20 MPG |
| G35 Coupe | 3.5L 6-cyl | Automatic (S5) | Premium | 16 | 23 | 19 MPG |
| G35x | 3.5L 6-cyl | Automatic (S5) | Premium | 17 | 23 | 19 MPG |
2006 Infiniti G35: engines & MPG
The 2006 G35 was EPA-rated in 4 versions (3.5L 6-cyl), with combined economy from 18 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| G35 | 3.5L 6-cyl | Manual 6-spd | Premium | 17 | 24 | 20 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Regular | 17 | 23 | 19 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Premium | 17 | 23 | 19 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Regular | 16 | 22 | 18 MPG |
2005 Infiniti G35: engines & MPG
The 2005 G35 was EPA-rated in 4 versions (3.5L 6-cyl), with combined economy from 18 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| G35 | 3.5L 6-cyl | Manual 6-spd | Premium | 17 | 24 | 20 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Premium | 16 | 23 | 19 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Regular | 16 | 23 | 19 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Regular | 16 | 22 | 18 MPG |
2004 Infiniti G35: engines & MPG
The 2004 G35 was EPA-rated in 5 versions (3.5L 6-cyl), with combined economy from 18 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| G35 | 3.5L 6-cyl | Manual 6-spd | Premium | 17 | 24 | 20 MPG |
| G35 | 3.5L 6-cyl | Manual 6-spd | Regular | 17 | 24 | 20 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Premium | 16 | 23 | 19 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Regular | 16 | 23 | 19 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Regular | 16 | 22 | 18 MPG |
2003 Infiniti G35: engines & MPG
The 2003 G35 was EPA-rated in 3 versions (3.5L 6-cyl), with combined economy from 19 to 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| G35 | 3.5L 6-cyl | Manual 6-spd | Premium | 17 | 24 | 20 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Premium | 17 | 24 | 19 MPG |
| G35 | 3.5L 6-cyl | Automatic (S5) | Regular | 17 | 24 | 19 MPG |
Frequently asked questions
What MPG does a Infiniti G35 get?
Depending on year and engine, EPA combined economy for the G35 ranges from 18 to 20 MPG. The most efficient rated version is the 2008 model year.
What engines does the 2008 Infiniti G35 have?
The 2008 G35 was EPA-rated with 3.5L 6-cyl — see the 2008 table above for each version's exact city/highway figures.
Does the Infiniti G35 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/g35.
Underlying ratings are public-domain EPA/DOE data from fueleconomy.gov.
See also: Infiniti G35 hub — live listings, prices & reliability · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].