2020 Infiniti Q70 Specs: MPG, Gas Mileage, Engine Size & Dimensions
2020 Infiniti Q70 Specs at a Glance
The 2020 Infiniti Q70 gets 31 mpg combined on the 3.5L Rear-Wheel Drive configuration, weighs 4,059 lbs, measures 196.1 in long. Figures are per configuration, not a single official number — other trims rate as low as 18 mpg combined. Every figure below comes from EPA, NHTSA, or manufacturer published data — no estimates.
- Combined MPG
- 31 mpg (29 city / 33 hwy)
- Best configuration: 3.5L · Rear-Wheel Drive · Automatic (S7) · other 2020 trims rate 18–31 mpg combined
- Engine
- 3.5L 6-cyl
- 3.5L · Rear-Wheel Drive · Automatic (S7) · 3 powertrains offered
- Curb weight
- 4,059 lbs
- Heaviest recorded configuration: Q70 4DR SEDAN
- Length
- 196.1 in · 72.8 in wide · 59.8 in tall
- Wheelbase
- 114.2 in
Detailed Specifications
MPG & Fuel Economy
MPG for every year and trim
View details →Engine Specifications
Engine Specs for every year and trim
View details →Annual Fuel Cost
Fuel Cost for every year and trim
View details →Transmission Specifications
Transmission for every year and trim
View details →Drivetrain & Drive Type
Drivetrain for every year and trim
View details →Vehicle Class & EPA Size Category
Vehicle Class for every year and trim
View details →Maintenance Schedule & Service Intervals
Maintenance for every year and trim
View details →Dimensions & Size
Dimensions for every year and trim
View details →Curb Weight
Curb Weight for every year and trim
View details →Infiniti Q70 — All Years Overview
| Year | Trim | Engine | Trans | Drive | City | Hwy | Combined | Fuel |
|---|---|---|---|---|---|---|---|---|
| 2019 | Auto (S7), 6 cyl, 3.7 L | 6 · 3.7L | Automatic (S7) | All-Wheel Drive | 18 | 24 | 20 | Premium Gasoline |
| 2019 | Auto (S7), 6 cyl, 3.7 L | 6 · 3.7L | Automatic (S7) | Rear-Wheel Drive | 18 | 25 | 21 | Premium Gasoline |
| 2019 | Auto (S7), 8 cyl, 5.6 L | 8 · 5.6L | Automatic (S7) | All-Wheel Drive | 16 | 23 | 18 | Premium Gasoline |
| 2019 | Auto (S7), 8 cyl, 5.6 L | 8 · 5.6L | Automatic (S7) | Rear-Wheel Drive | 16 | 24 | 19 | Premium Gasoline |
| 2018 | Auto (S7), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S7) | Rear-Wheel Drive | 28 | 33 | 30 | Premium Gasoline |
| 2018 | Auto (S7), 6 cyl, 3.7 L | 6 · 3.7L | Automatic (S7) | Rear-Wheel Drive | 18 | 25 | 21 | Premium Gasoline |
| 2018 | Auto (S7), 6 cyl, 3.7 L | 6 · 3.7L | Automatic (S7) | All-Wheel Drive | 18 | 24 | 20 | Premium Gasoline |
| 2018 | Auto (S7), 8 cyl, 5.6 L | 8 · 5.6L | Automatic (S7) | All-Wheel Drive | 16 | 23 | 18 | Premium Gasoline |
| 2018 | Auto (S7), 8 cyl, 5.6 L | 8 · 5.6L | Automatic (S7) | Rear-Wheel Drive | 16 | 24 | 19 | Premium Gasoline |
| 2017 | Auto (S7), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S7) | Rear-Wheel Drive | 28 | 33 | 30 | Premium Gasoline |
| 2017 | Auto (S7), 6 cyl, 3.7 L | 6 · 3.7L | Automatic (S7) | Rear-Wheel Drive | 18 | 25 | 21 | Premium Gasoline |
| 2017 | Auto (S7), 6 cyl, 3.7 L | 6 · 3.7L | Automatic (S7) | All-Wheel Drive | 18 | 24 | 20 | Premium Gasoline |
| 2017 | Auto (S7), 8 cyl, 5.6 L | 8 · 5.6L | Automatic (S7) | Rear-Wheel Drive | 16 | 24 | 19 | Premium Gasoline |
| 2017 | Auto (S7), 8 cyl, 5.6 L | 8 · 5.6L | Automatic (S7) | All-Wheel Drive | 16 | 23 | 18 | Premium Gasoline |
| 2016 | Auto (S7), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S7) | Rear-Wheel Drive | 29 | 33 | 31 | Premium Gasoline |
| 2016 | Auto (S7), 6 cyl, 3.7 L | 6 · 3.7L | Automatic (S7) | Rear-Wheel Drive | 18 | 25 | 21 | Premium Gasoline |
| 2016 | Auto (S7), 6 cyl, 3.7 L | 6 · 3.7L | Automatic (S7) | All-Wheel Drive | 18 | 24 | 20 | Premium Gasoline |
| 2016 | Auto (S7), 8 cyl, 5.6 L | 8 · 5.6L | Automatic (S7) | Rear-Wheel Drive | 16 | 24 | 19 | Premium Gasoline |
| 2016 | Auto (S7), 8 cyl, 5.6 L | 8 · 5.6L | Automatic (S7) | All-Wheel Drive | 16 | 23 | 18 | Premium Gasoline |
| 2015 | Auto (S7), 6 cyl, 3.5 L | 6 · 3.5L | Automatic (S7) | Rear-Wheel Drive | 29 | 33 | 31 | Premium Gasoline |
| 2015 | Auto (S7), 6 cyl, 3.7 L | 6 · 3.7L | Automatic (S7) | Rear-Wheel Drive | 18 | 26 | 21 | Premium Gasoline |
| 2015 | Auto (S7), 6 cyl, 3.7 L | 6 · 3.7L | Automatic (S7) | All-Wheel Drive | 18 | 24 | 20 | Premium Gasoline |
| 2015 | Auto (S7), 8 cyl, 5.6 L | 8 · 5.6L | Automatic (S7) | Rear-Wheel Drive | 16 | 24 | 19 | Premium Gasoline |
| 2015 | Auto (S7), 8 cyl, 5.6 L | 8 · 5.6L | Automatic (S7) | All-Wheel Drive | 16 | 23 | 18 | Premium Gasoline |
Compare across every brand
All Infiniti Q70 specifications
Infiniti Q70 — Frequently Asked Questions
What is the fuel economy of the 2019 Infiniti Q70?
The Infiniti Q70 is EPA-rated at up to 31 MPG combined (29 city / 33 highway), a historical peak recorded on the 2016 model year.
What engine does the 2019 Infiniti Q70 have?
The Infiniti Q70 uses a 3.7L 6-cylinder engine paired with an Automatic transmission.
What years of the Infiniti Q70 are covered here?
This page documents 24 verified Infiniti Q70 configurations across model years 2015–2019.
Which model year of the Infiniti Q70 is the most fuel efficient?
The 2016 Infiniti Q70 holds the highest combined rating at 31 MPG; the 2019 sits lowest at 21 MPG, a difference of 10 MPG (about 48%) across the 5 rated years on file.
How many engine options does the Infiniti Q70 have?
The records list 3 distinct displacements for the Infiniti Q70 — 3.5L, 3.7L, 5.6L — which is why combined MPG varies between trims of the same year.
Is the 2019 Infiniti Q70 front-wheel drive or all-wheel drive?
The Infiniti Q70 appears in 2 drivetrain layouts across the years documented here — All-Wheel Drive, Rear-Wheel Drive — with the latest 2019 record on All-Wheel Drive.