CARFOCAL

2018 Infiniti QX30 Report

Known issues, recalls, running costs, and what to check before you buy.

Updated Jun 4, 2026Ryan Davis1 Critical Recall
2018 Infiniti QX30 Report

Overall Score

Our Verdict
Proceed with caution

Key Takeaways

  • The 2018 Infiniti QX30 has an average reliability rating, underscoring the importance of a thorough pre-purchase inspection.
  • A critical airbag recall requires verification of completed repairs, as it addresses a potentially hazardous system.
  • While consumer complaints are absent, a high number of Technical Service Bulletins (TSBs) suggest potential for minor issues or diagnostic challenges.
  • The QX30 delivers competitive fuel economy, with a combined rating of 27 MPG.
See the 5 checks before you buyFree • Takes 20s • Saves Thousands $
Overview

2018 Infiniti QX30

The 2018 Infiniti QX30 offers a premium compact crossover experience, blending car-like driving dynamics with a raised ride height. Under the hood, a 2.0-liter turbocharged four-cylinder engine paired with a 7-speed automatic transmission provides adequate power for daily driving. Its fuel economy is respectable for the class, achieving up to 27 MPG combined. However, potential buyers should be aware of its average reliability rating and a significant recall concerning the airbag system.

Critical Failure Risk

Recalls indicate potential issues with airbag deployment due to electrostatic discharge and clockspring failure. While recalls address this, verification of repair is critical.

Early detection can help you avoid a $500-$1,500 repair.

Open Maintenance Analysis →

Reliability

Practicality

The score is dragged down by its weaker day-to-day practicality signals.

Buyer Fit

Who This Car Is For

Best for

Buyers seeking a stylish, premium-feeling compact crossover with a comfortable ride.

+2 more buyer-fit notes in the full report

Avoid if

Buyers prioritizing top-tier reliability and minimal potential for unexpected repairs.

+2 more buyer-fit warnings in the full report

2018 Infiniti QX30 Reliability Analysis

Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2018 Infiniti QX30.

Specs

Vehicle Specs

Fuel Type
Premium
Seating Capacity
5
Transmission
Automatic (AM7)
Drivetrain
Rear-Wheel Drive
EPA Combined MPG
27

CarFocal account required

See the full 2018 Infiniti QX30 buyer report before you decide

Unlock the complete checklist, maintenance outlook, and buyer verdict in one place.

Most Common Issues

1. Airbag System Malfunction

Most reported

Usage data observed

2. Seat Belt Anchorage Bolt

Usage data observed

See all common issues in the maintenance guide

First Service Interval

- Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake Inspection

Est. shop cost: $100 - $200

5,000 mi

Unlock the full maintenance guide for every scheduled service interval and cost forecast.

Full pre-purchase inspection checklist
Complete maintenance schedule (4 service intervals)
Repair forecasts with mileage and cost context
Full buyer-fit guidance and who should avoid it
Full specs and trim-level context
3 recall campaign details & remedy notes
Create free account

Free • Takes 20 seconds • Saves Thousands $

Already have an account? Log in

FAQ

FAQ

Is the 2018 Infiniti QX30 reliable?

The CarFocal Reliability Score for the 2018 Infiniti QX30 is 8.3/10. Reliability score is 8.3/10. NHTSA recalls: 3. Owner complaints: 0.

How practical is the 2018 Infiniti QX30 for daily use?

Practicality score is 4.9/10. The score is dragged down by its weaker day-to-day practicality signals. EPA combined economy is 27 MPG. Seating capacity is 5.

What is the overall score for the 2018 Infiniti QX30?

The CarFocal Overall Score for the 2018 Infiniti QX30 is 6.9/10. Overall score is 6.9/10 (Good). Confidence 55%. Maintenance 8.6/10. Practicality 4.9/10.

What does it cost to own and maintain a 2018 Infiniti QX30?

Based on Carfocal's data, First listed service: - Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation and Inspection - Brake Inspection at 5,000 miles. Estimated first-year maintenance: $400 - $700. Repair prediction highlight: Airbag System (typical at 50,000 miles, estimated cost Min: $500 • Max: $1500).

What is the MSRP range for the 2018 Infiniti QX30?

Base MSRP is $30,150.

What engine is in the 2018 Infiniti QX30?

Engine specs list 4 • 2.0.

What transmission does the 2018 Infiniti QX30 use?

According to CarFocal's specs for the 2018 Infiniti QX30, transmission is Automatic (AM7). The paired drivetrain is Rear-Wheel Drive.

Does the 2018 QX30 require Premium gas?

Manufacturer fuel recommendation: Premium.

What is the combined EPA MPG for the 2018 Infiniti QX30?

EPA combined estimate is 27 MPG.

What driver assistance and safety features are available on the 2018 Infiniti QX30?

9 standard driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.

How many people fit in a 2018 Infiniti QX30?

According to CarFocal's specs for the 2018 Infiniti QX30, seating capacity is 5.

What drivetrain does the 2018 Infiniti QX30 use?

According to CarFocal's specs for the 2018 Infiniti QX30, drivetrain is Rear-Wheel Drive. Transmission is Automatic (AM7).

Are there open safety recalls on the 2018 Infiniti QX30?

This model year has 3 official safety campaigns listed.

Should buyers consider alternatives to the 2018 Infiniti QX30?

Alternatives listed in this guide: 2018 BMW X1 and 2018 Audi Q3.