Infiniti QX55 MPG by Year & Engine (EPA)

EPA fuel-economy ratings for every rated Infiniti QX55 model year from 2022 to 2025 — each engine and transmission with its official city, highway and combined figures. Over these years the QX55 has been offered with 2.0L 4-cyl engines; every rated year lands at 25 MPG combined. Every rated gas version calls for premium gasoline. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.

Infiniti QX55 fuel economy by year

YearCombinedEnginesMedian used priceFor sale
2025 25 MPG 2.0L 4-cyl $42,269 10 listings
2024 25 MPG 2.0L 4-cyl $29,150 12 listings
2023 25 MPG 2.0L 4-cyl $31,590 123 listings
2022 25 MPG 2.0L 4-cyl $27,995 50 listings

2025 Infiniti QX55: engines & MPG

The 2025 QX55 was EPA-rated in 1 version (2.0L 4-cyl), with combined economy of 25 MPG. Used 2025 models currently list for a median of $42,269 on VehiSales (10 for sale).

VersionEngineTransmissionFuelCityHwyCombined
QX55 AWD 2.0L 4-cyl Automatic (AV-S8) Premium 22 28 25 MPG

2024 Infiniti QX55: engines & MPG

The 2024 QX55 was EPA-rated in 1 version (2.0L 4-cyl), with combined economy of 25 MPG. Used 2024 models currently list for a median of $29,150 on VehiSales (12 for sale).

VersionEngineTransmissionFuelCityHwyCombined
QX55 AWD 2.0L 4-cyl Automatic (AV-S8) Premium 22 28 25 MPG

2023 Infiniti QX55: engines & MPG

The 2023 QX55 was EPA-rated in 1 version (2.0L 4-cyl), with combined economy of 25 MPG. Used 2023 models currently list for a median of $31,590 on VehiSales (123 for sale).

VersionEngineTransmissionFuelCityHwyCombined
QX55 AWD 2.0L 4-cyl Automatic (AV-S8) Premium 22 28 25 MPG

2022 Infiniti QX55: engines & MPG

The 2022 QX55 was EPA-rated in 1 version (2.0L 4-cyl), with combined economy of 25 MPG. Used 2022 models currently list for a median of $27,995 on VehiSales (50 for sale).

VersionEngineTransmissionFuelCityHwyCombined
QX55 AWD 2.0L 4-cyl Automatic (AV-S8) Premium 22 28 25 MPG

Frequently asked questions

What MPG does an Infiniti QX55 get?

Every rated QX55 year comes in at 25 MPG combined.

What engines does the 2025 Infiniti QX55 have?

The 2025 QX55 was EPA-rated with 2.0L 4-cyl engines — see the 2025 table above for each version's exact city/highway figures.

Does the Infiniti QX55 require premium gas?

Yes — every EPA-rated gas QX55 version specifies premium gasoline.

About this data: EPA ratings from the official U.S. DOE/EPA dataset (fueleconomy.gov), as of July 2026; refreshed monthly. Market prices and listing counts are live medians from VehiSales inventory, updated daily. How to cite: “VehiSales Research, Infiniti QX55 EPA Fuel Economy by Model Year” with a link to https://vehisales.com/research/fuel-economy/infiniti/qx55.

See also: Infiniti QX55 hub — live listings, prices & reliability · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].

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