Infiniti QX50 MPG and Fuel Economy

Infiniti have been manufacturing models of QX50 for 9 years, with the latest vehicle in 2023 having a combined MPG of 26.

The estimated fuel cost for the 2023 Infiniti QX50 is $2,450 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 $3,250 more on fuel driving a 2023 Infiniti QX50.

🛢 The Infiniti QX50 will consume roughly 11 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

💨 For every mile driven, the Infiniti QX50 will emit 343 grams of CO2, which is about 5,145,000 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 245 trees would be needed to offset emissions from the Infiniti QX50.

The table below is a complete list of the 9 Infiniti QX50 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.

VehicleCombined MPGFuel Cost
2023 Infiniti QX5026$2,450
2022 Infiniti QX5026$2,850
2021 Infiniti QX5026$2,850
2020 Infiniti QX5026$2,850
2019 Infiniti QX5027$2,750
2017 Infiniti QX5020$3,700
2016 Infiniti QX5020$3,700
2015 Infiniti QX5020$3,700
2014 Infiniti QX5020$3,700

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "Infiniti QX50 MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/infiniti/qx50.

  • "Infiniti QX50 MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/infiniti/qx50. Accessed January 3, 2026.

  • Infiniti QX50 MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/infiniti/qx50.