Infiniti · 2014–2027 · Gas
Infiniti QX80 MPG by year
The EPA has rated 14 model years of the Infiniti QX80, from 2014 to 2027. The most fuel-efficient year is the 2027, at 18 MPG combined in its best configuration. The best 2027 model is 12% more efficient than the best 2014 model (18 vs. 16 MPG). The 2027 model is 18% less efficient than the median midsize or large SUV that year (18 vs. 22 MPG).
Combined MPG by model year
- QX80, 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 QX80 model year
| Year | Type | Best combined | City / Hwy | Class median | Range | Configs | Fuel / yr |
|---|---|---|---|---|---|---|---|
| 2027 | Gas | 18 MPG lowest 17 |
16 / 20 | 22 | — | 2 | $3,292 |
| 2026 | Gas | 18 MPG lowest 17 |
16 / 20 | 22 | — | 2 | $3,292 |
| 2025 | Gas | 18 MPG lowest 17 |
16 / 20 | 21 | — | 2 | $3,292 |
| 2024 | Gas | 16 MPG lowest 15 |
14 / 20 | 21 | — | 2 | $3,703 |
| 2023 | Gas | 16 MPG lowest 15 |
14 / 20 | 20 | — | 2 | $3,703 |
| 2022 | Gas | 16 MPG lowest 15 |
14 / 20 | 20 | — | 2 | $3,703 |
| 2021 | Gas | 16 MPG lowest 15 |
14 / 20 | 20 | — | 2 | $3,703 |
| 2020 | Gas | 16 MPG lowest 15 |
14 / 20 | 19.5 | — | 2 | $3,703 |
| 2019 | Gas | 16 MPG lowest 15 |
14 / 20 | 20 | — | 2 | $3,703 |
| 2018 | Gas | 16 MPG lowest 15 |
14 / 20 | 20 | — | 2 | $3,703 |
| 2017 | Gas | 16 MPG lowest 15 |
14 / 20 | 19 | — | 2 | $3,703 |
| 2016 | Gas | 16 MPG | 14 / 20 | 19 | — | 2 | $3,703 |
| 2015 | Gas | 16 MPG lowest 15 |
14 / 20 | 19 | — | 3 | $3,703 |
| 2014 | Gas | 16 MPG | 14 / 20 | 19 | — | 2 | $3,703 |
Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.
Compare QX80 model years
See how much a newer QX80 would save over an older one.
Models similar to the Infiniti QX80
Frequently asked questions
Which Infiniti QX80 year has the best fuel economy?
The 2025 Infiniti QX80, rated up to 18 MPG combined. At 15,000 miles a year with $3.95/gal premium gas, that works out to about $3,292 a year.
Which Infiniti QX80 year has the worst fuel economy?
The 2014 model, whose most efficient version is rated 16 MPG combined (about $3,703 a year to fuel).
What is the fuel economy of the latest Infiniti QX80?
The 2027 Infiniti QX80 is rated up to 18 MPG combined.