Infiniti I35 MPG and Fuel Economy
Infiniti have been manufacturing models of I35 for 3 years, with the latest vehicle in 2004 having a combined MPG of 20.
The estimated fuel cost for the 2004 Infiniti I35 is $3,150 per year.
Government regulators have estimated that value based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.
💵 Compared to an average vehicle over 5 years, you will spend $4,250 more on fuel driving a 2004 Infiniti I35.
🛢 The Infiniti I35 will consume roughly 15 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.
💨 For every mile driven, the Infiniti I35 will emit -1 grams of CO2, which is about -15,000 grams of CO2 per year.
🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 1 tree would be needed to offset emissions from the Infiniti I35.
The table below is a complete list of the 3 Infiniti I35 fuel efficiency specifications we have data for.
Click any vehicle link to see a more detailed breakdown of the car, miles per gallon, emissions, and more.
| Vehicle | Combined MPG | Fuel Cost |
|---|---|---|
| 2004 Infiniti I35 | 20 | $3,150 |
| 2003 Infiniti I35 | 20 | $3,150 |
| 2002 Infiniti I35 | 20 | $3,150 |
Link To or Reference This Page
If you use this page in your research, please reference MPG Buddy as the source.
<a href="https://mpgbuddy.com/cars/infiniti/i35">Infiniti I35 MPG and Fuel Economy</a>
"Infiniti I35 MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/infiniti/i35.
"Infiniti I35 MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/infiniti/i35. Accessed January 3, 2026.
Infiniti I35 MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/infiniti/i35.