What is the Infiniti Q40?
The Q40 is a four-door sedan from Infiniti, Nissan’s luxury marque. It was sold in the United States for the 2015 model year under a name that marked the final chapter of the G Sedan.
Engines and power
The US-market Q40 used a 3.7-litre petrol engine. The Q40 carried on the G Sedan, with its new name reflecting Infiniti’s move to a revised naming system.
How economical is the Infiniti Q40?
For the 2015 US market, the EPA combined rating was 22 MPG. The corresponding figure is 10.7 L/100 km on the EPA test. EPA results use a different procedure from European WLTP or NEDC figures, so figures from different markets are best read in their own context.
Questions and answers
What kind of car is the Infiniti Q40?
It is a four-door sedan sold in the United States for the 2015 model year.
What engine does the Q40 have?
The US-market Q40 has a 3.7-litre petrol engine.
What is the Q40’s official fuel economy?
The EPA combined rating is 22 MPG, equivalent to 10.7 L/100 km in the listed EPA figure.