2018 Mazda CX-9

US · SUV · Small Sport Utility Vehicle 2WD

The 2018 Mazda CX-9 is listed in the US market as a suv with gasoline power. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.

Engine: 2.5L 4-cylinder turbocharged (SIDI)
Transmission: 6-speed automatic
Drivetrain: Varies by configuration: FWD, 4WD
Fuel: Gasoline
Economy: 23 mpg (10.2 L/100 km) to 24 mpg (9.8 L/100 km) combined

Generic outline for this body type. An illustration, not a photograph.

Specifications at a Glance

Key Figures

Units:

Engine / Powertrain

2.5L 4-cylinder turbocharged (SIDI)

Combined Economy

23 mpg (10.2 L/100 km) to 24 mpg (9.8 L/100 km) combined

Drivetrain

FWD, 4WD

Transmission

6-speed automatic

Market: US·Switch units to convert the figures shown.

Compare 2018 Mazda CX-9 ↗

Engine

Engine
Specification	Value	Source
Engine	2.5L 4-cylinder turbocharged (SIDI)
Displacement	2.5 L
Cylinders	4
Aspiration	Turbocharged
Fuel type	Gasoline	EPA fueleconomy.gov

Transmission and drivetrain

Transmission and drivetrain
Specification	Value	Source
Transmission	Automatic	EPA fueleconomy.gov
Gears	6
Drivetrain	Varies by configuration: FWD, 4WD

Fuel economy and range

Fuel economy and range
Specification	Value	Source
Combined	23 mpg (10.2 L/100 km) to 24 mpg (9.8 L/100 km)	EPA fueleconomy.gov
City	20 mpg (11.8 L/100 km) to 22 mpg (10.7 L/100 km)
Highway	26 mpg (9.0 L/100 km) to 28 mpg (8.4 L/100 km)

Our sources do not publish these for this vehicle: Power, Torque, Electric range, Battery capacity. We leave them out instead of estimating.

Trims and configurations

2 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.

Recalls

NHTSA lists 2 recall campaigns for this model year. Last checked November 10, 2026.

21V875000: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
Mazda North American Operations (Mazda) is recalling certain 2018 Mazda3, Mazda6, 2019 CX-3, 2018-2019 MX-5, CX-5, CX-9, and 2019-2020 Mazda2 vehicles. The impeller inside the low-pressure fuel pump may crack and deform, potentially causing the fuel pump to fail.
Remedy: Dealers will replace the fuel pumps, free of charge. Owner notification letters were mailed July 18, 2022. Owners may contact Mazda customer service at 1-800-222-5500 Option 4. Mazda's number for this recall is 5321K.
Reported November 12, 2021. View on NHTSA
19V403000: ELECTRICAL SYSTEM:WIRING
Mazda North American Operations (Mazda) is recalling certain 2018 CX-9 vehicles. The wiring harness may disrupt electrical communications and disable the passenger frontal air bag, turn signals, and/or engine starting system.
Remedy: Mazda will notify owners, and dealers will repair the wiring harnesses, free of charge. The recall began July 26, 2019. Owners may contact Mazda customer service at 1-800-222-5500, Option 4. Mazda's number for this recall is 3419E.
Reported May 30, 2019. View on NHTSA

Data sources

NHTSA vPIC · retrieved October 12, 2026 · US Government public data
EPA fueleconomy.gov · retrieved November 5, 2026 · US Government public data

Source checked: November 5, 2026

Data verified: November 5, 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.

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Frequently asked questions

What engine does the 2018 Mazda CX-9 have?

2.5L 4-cylinder turbocharged (SIDI). Engines can differ by trim, so check the trim list below.

What is the fuel economy of the 2018 Mazda CX-9?

Combined fuel economy is 23 mpg (10.2 L/100 km) to 24 mpg (9.8 L/100 km), as published by the source shown in the specification table.

Is the 2018 Mazda CX-9 front-wheel, rear-wheel or all-wheel drive?

Drivetrain: Varies by configuration: FWD, 4WD.

Are there recalls for the 2018 Mazda CX-9?

NHTSA lists 2 recall campaigns for this model year (last checked November 10, 2026). Details are in the Recalls section.