2018 Infiniti Q70
US · Midsize Cars
The 2018 Infiniti Q70 is listed in the US market. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.
- Engine
- Varies by configuration: 3.7L 6-cylinder, 5.6L 8-cylinder (SIDI), 3.5L 6-cylinder
- Power
- Not available
- Torque
- Not available
- Transmission
- 7-speed automatic
- Drivetrain
- Varies by configuration: RWD, AWD
- Fuel
- Varies by configuration: Gasoline, Hybrid
- Seating
- Not available
Key Performance & Dimensions
Engine
| Specification | Value | Source |
|---|---|---|
| Engine | Varies by configuration: 3.7L 6-cylinder, 5.6L 8-cylinder (SIDI), 3.5L 6-cylinder | |
| Displacement | 3.5 L to 5.6 L | |
| Cylinders | 6 to 8 | |
| Fuel type | Varies by configuration: Gasoline, Hybrid | EPA fueleconomy.gov |
Not available from our sources: Aspiration, Power, Torque.
Transmission and drivetrain
| Specification | Value | Source |
|---|---|---|
| Transmission | Automatic | EPA fueleconomy.gov |
| Gears | 7 | |
| Drivetrain | Varies by configuration: RWD, AWD |
Fuel economy and range
| Specification | Value | Source |
|---|---|---|
| Combined | 30 mpg (7.8 L/100 km) to 18 mpg (13.1 L/100 km) | EPA fueleconomy.gov |
| City | 28 mpg (8.4 L/100 km) to 16 mpg (14.7 L/100 km) | |
| Highway | 33 mpg (7.1 L/100 km) to 23 mpg (10.2 L/100 km) |
Not available from our sources: Electric range, Battery capacity.
Trims and configurations
5 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.
Recalls
NHTSA lists 1 recall campaign for this model year. Last checked October 13, 2026.
24V470000: POWER TRAIN:DRIVELINE:DRIVESHAFT
Nissan North America, Inc. (INFINITI) is recalling certain 2011-2013 M56, 2012-2013 M35 Hybrid, 2014-2018 Q50, Q70 Hybrid, 2014-2019 Q70, and 2015-2019 Q70L two-wheel drive vehicles. The driveshaft can fatigue and break.
Remedy: Dealers will replace the driveshaft, free of charge. Owner notification letters were mailed August 13, 2024. Owners may contact INFINITI's customer service at 1-800-662-6200. INFINITI's numbers for this recall are R24A5 and R24A7.
Reported June 21, 2024. View on NHTSA
Data sources
- EPA fueleconomy.gov · retrieved October 12, 2026 · US Government public data
- NHTSA vPIC · retrieved October 12, 2026 · US Government public data
Source checked: October 12, 2026
Data verified: October 13, 2026
Specifications can vary by market, trim, configuration and production date. Confirm with the manufacturer before buying parts or making safety decisions. Report an error.
Related vehicles
- 2017 Infiniti Q70
Varies by configuration: Gasoline, Hybrid
Varies by configuration: 5.6L 8-cylinder (SIDI), 3.5L 6-cylinder, 3.7L 6-cylinder · Varies by configuration: RWD, AWD
30 mpg (7.8 L/100 km) to 18 mpg (13.1 L/100 km) - 2019 Infiniti Q70
Gasoline
Varies by configuration: 5.6L 8-cylinder (SIDI), 3.7L 6-cylinder · Varies by configuration: RWD, AWD
21 mpg (11.2 L/100 km) to 18 mpg (13.1 L/100 km)
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Frequently asked questions
What engine does the 2018 Infiniti Q70 have?
Varies by configuration: 3.7L 6-cylinder, 5.6L 8-cylinder (SIDI), 3.5L 6-cylinder. Engines can differ by trim, so check the trim list below.
What is the fuel economy of the 2018 Infiniti Q70?
Combined fuel economy is 30 mpg (7.8 L/100 km) to 18 mpg (13.1 L/100 km), as published by the source shown in the specification table.
Is the 2018 Infiniti Q70 front-wheel, rear-wheel or all-wheel drive?
Drivetrain: Varies by configuration: RWD, AWD.
Are there recalls for the 2018 Infiniti Q70?
NHTSA lists 1 recall campaign for this model year (last checked October 13, 2026). Details are in the Recalls section.