Infiniti · 2022–2025 · Gas
Infiniti QX55 MPG by year
The EPA has rated 4 model years of the Infiniti QX55, from 2022 to 2025. The most fuel-efficient year is the 2025, at 25 MPG combined in its best configuration. The 2025 model is 7% less efficient than the median small SUV that year (25 vs. 27 MPG).
Combined MPG by model year
- QX55, most efficient version
- Range across configurations
- Class median
Shaded band: range across that year's configurations. Class median: same-year models in the same class, rated in MPG. Click a point to open that model year; the table below lists every value.
Every QX55 model year
| Year | Type | Best combined | City / Hwy | Class median | Range | Configs | Fuel / yr |
|---|---|---|---|---|---|---|---|
| 2025 | Gas | 25 MPG | 22 / 28 | 27 | — | 1 | $2,370 |
| 2024 | Gas | 25 MPG | 22 / 28 | 26 | — | 1 | $2,370 |
| 2023 | Gas | 25 MPG | 22 / 28 | 26 | — | 1 | $2,370 |
| 2022 | Gas | 25 MPG | 22 / 28 | 26 | — | 1 | $2,370 |
Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.
Compare QX55 model years
See how much a newer QX55 would save over an older one.
Models similar to the Infiniti QX55
Frequently asked questions
Which Infiniti QX55 year has the best fuel economy?
The 2022 Infiniti QX55, rated up to 25 MPG combined. At 15,000 miles a year with $3.95/gal premium gas, that works out to about $2,370 a year.
What is the fuel economy of the latest Infiniti QX55?
The 2025 Infiniti QX55 is rated up to 25 MPG combined.