2018 Infiniti QX30

Fuel economy, running costs, emissions and safety · from U.S. EPA and NHTSA data

The 2018 Infiniti QX30 is sold in the U.S. with gasoline power. The EPA lists 2 configurations for this model year, with combined economy from 25 to 27 MPG and an estimated annual fuel cost of $2,950 to $3,200 at 15,000 miles.

Key numbers

Model year	2018
Vehicle class	Compact Cars
Fuel type(s)	Gasoline
Combined economy	25-27 MPG
Best / worst combined	27 / 25 MPG
Annual fuel cost	$2,950-$3,200
Tailpipe CO₂	324-362 g/mi
EPA smog rating	3-3 / 10

What it costs to fuel

Across its configurations, the 2018 QX30 costs about $2,950 to $3,200 a year to fuel at the EPA's 15,000-mile basis, averaging roughly $3,075. Over five years that is about $15,375 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 QX30 configuration spends about $3,250 more on fuel over five years.

For context, the average combined economy of compact cars in this dataset is about 29 MPG. The QX30 sits roughly 3 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
QX30	2.0L 4-cyl turbo	Rear-Wheel	Automatic	Gasoline	27 MPG	$2,950
QX30 AWD	2.0L 4-cyl turbo	All-Wheel	Automatic	Gasoline	25 MPG	$3,200

Emissions, safety and size

The 2018 QX30 records tailpipe CO₂ of 324-362 g/mi, an EPA smog rating of 3-3 out of 10. The EPA classifies it as compact cars.

Compare this car

Open the comparison tool to line this 2018 QX30 up against any other vehicle in the database, or jump to other years and trims from the 2018 Infiniti QX30 overview.

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Data: U.S. EPA FuelEconomy.gov (public domain) and NHTSA SafetyRatings. Figures are EPA estimates; real-world results vary.