Infiniti QX70 — All Years
We have Infiniti QX70 specifications on file for 4 model years, 2014–2017, covering suv trims. Across those years EPA data lists 2 different engines. Combined fuel economy runs from 19 to 23 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 |
|---|---|---|---|---|---|---|---|
| 2017 | 3.7L 6-cyl | Premium Gasoline | 22–23 | 284 | — | 0 | 8 |
| 2016 | 3.7L 6-cyl | Premium Gasoline | 22–23 | 284 | — | 0 | 1 |
| 2015 | 3.7L 6-cyl | Premium Gasoline | 22–23 | 284 | — | 1 | 9 |
| 2014 | 3.7L 6-cyl / 5L 8-cyl | Premium Gasoline | 19–23 | 286 | — | 1 | 5 |
Engine History
- 3.7L 6-cyl — 2014–2017
- 5L 8-cyl — 2014
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 QX70 covered on this site?
We have data for 4 model years of the Infiniti QX70, from 2014 to 2017.
What engines does the Infiniti QX70 come with?
EPA data lists: 3.7L 6-cyl (2014–2017); 5L 8-cyl (2014).
Which Infiniti QX70 year has the best fuel economy?
The 2017 model returns the highest combined MPG (UK) on record here, at 23 mpg on its most efficient configuration.
Does the Infiniti QX70 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.
Which Infiniti QX70 model years have the most recalls and complaints?
The 2014 model year has the most NHTSA recall campaigns on record (1), and the 2015 has the most owner complaints (9). NHTSA lists no recalls for 2016–2017. Counts are from NHTSA as of 6 October 2026 and change over time; complaints are unverified owner reports.
What body style is the Infiniti QX70?
The Infiniti QX70 is classed as an SUV on this site.
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