Infiniti Q40 — All Years
We have Infiniti Q40 specifications on file for 1 model year (2015), covering saloon/sedan trims. EPA data lists a single engine, the 3.7L 6-cyl. Combined fuel economy runs from 24 to 26 mpg (UK) depending on year, engine and transmission. Select a year below for full engine, fuel economy, dimensions and safety data.
| Year | Engine(s) | Fuel | MPG (UK) | CO₂ g/km | NHTSA | Recalls | Complaints |
|---|---|---|---|---|---|---|---|
| 2015 | 3.7L 6-cyl | Premium Gasoline | 24–26 | 256 | — | 0 | 8 |
Engine History
- 3.7L 6-cyl — 2015
Engines are those EPA lists for each model year; the MPG (UK) column shows the range across configurations where more than one exists.
Frequently Asked Questions
What years is the Infiniti Q40 covered on this site?
We have data for 1 model year of the Infiniti Q40 (2015).
What engines does the Infiniti Q40 come with?
EPA data lists: 3.7L 6-cyl (2015).
Which Infiniti Q40 year has the best fuel economy?
The 2015 model returns the highest combined MPG (UK) on record here, at 26 mpg on its most efficient configuration.
Does the Infiniti Q40 have a 5-star NHTSA safety rating?
No model year of this car currently has a 5-star overall NHTSA rating on record here — check the individual year pages above for the exact rating available.
What body style is the Infiniti Q40?
The Infiniti Q40 is classed as a saloon/sedan on this site.
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