2019 Infiniti QX80
Fuel economy, running costs, emissions and safety · from U.S. EPA and NHTSA data
The 2019 Infiniti QX80 is sold in the U.S. with gasoline power. The EPA lists 2 configurations for this model year, with combined economy from 15 to 16 MPG and an estimated annual fuel cost of $5,000 to $5,300 at 15,000 miles.
Key numbers
| Model year | 2019 |
|---|---|
| Vehicle class | Standard Sport Utility Vehicle 2WD |
| Fuel type(s) | Gasoline |
| Combined economy | 15-16 MPG |
| Best / worst combined | 16 / 15 MPG |
| Annual fuel cost | $5,000-$5,300 |
| Tailpipe CO₂ | 547-593 g/mi |
| EPA smog rating | 3-3 / 10 |
| NHTSA overall | 4 / 5 stars |
What it costs to fuel
Across its configurations, the 2019 QX80 costs about $5,000 to $5,300 a year to fuel at the EPA's 15,000-mile basis, averaging roughly $5,150. Over five years that is about $25,750 in fuel alone before maintenance, insurance and depreciation — which is why the running cost, not just the price, decides what a car really costs.
Relative to an average new vehicle, this QX80 configuration spends about $13,500 more on fuel over five years.
For context, the average combined economy of standard sport utility vehicle 2wd in this dataset is about 19 MPG. The QX80 sits roughly 4 MPG below that mark at its midpoint, making it thirstier than average for its EPA class.
Configurations and fuel economy
| Version | Engine | Drive | Trans | Fuel | Combined | Annual fuel |
|---|---|---|---|---|---|---|
| QX80 2WD | 5.6L 8-cyl | Rear-Wheel | Automatic | Gasoline | 16 MPG | $5,000 |
| QX80 4WD | 5.6L 8-cyl | 4-Wheel | Automatic | Gasoline | 15 MPG | $5,300 |
Emissions, safety and size
The 2019 QX80 records tailpipe CO₂ of 547-593 g/mi, an EPA smog rating of 3-3 out of 10, a 4-star NHTSA overall crash rating. The EPA classifies it as standard sport utility vehicle 2wd.
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Data: U.S. EPA FuelEconomy.gov (public domain) and NHTSA SafetyRatings. Figures are EPA estimates; real-world results vary.