Are Infiniti Qx30 Reliable? Expert Review Summary

Considering a luxury subcompact SUV can be exciting, but reliability should be a top priority. The Infiniti QX30, a unique blend of Japanese luxury and German engineering, has sparked curiosity among car buyers. But the big question remains: Can you count on it? Let's dive into the expert reviews and owner experiences to understand the QX30's reliability track record and help you make an informed decision.

What Exactly Is the Infiniti QX30, Anyway?

Before we get into the nitty-gritty of reliability, let's quickly recap what the QX30 is all about. Introduced for the 2017 model year, and discontinued after 2019, the QX30 was Infiniti's attempt to carve out a niche in the burgeoning subcompact luxury SUV market. What made it unique was its platform: it shared its underpinnings, engine, and transmission with the Mercedes-Benz GLA-Class. This meant it offered a taste of German engineering with Infiniti's signature styling and luxury touches. It was powered by a turbocharged 2.0-liter four-cylinder engine producing 208 horsepower, paired with a seven-speed dual-clutch automatic transmission. Available in both front-wheel-drive and all-wheel-drive configurations, the QX30 aimed to offer a stylish and relatively affordable entry point into the luxury SUV segment.

Reliability Ratings: What the Experts Say

When evaluating a car's reliability, it's crucial to consult various sources. Here's a summary of what the experts have to say about the Infiniti QX30:

J.D. Power: J.D. Power, a well-respected source for automotive reliability ratings, didn't provide specific reliability scores for the QX30 in its individual model years. This is often because the sample size of owner reports is too small to generate statistically significant data. However, looking at the Infiniti brand as a whole during those years, J.D. Power consistently ranked Infiniti around the average mark, which suggests a generally decent, but not exceptional, reliability performance.
Consumer Reports: Consumer Reports, known for its independent testing and owner surveys, also didn't publish standalone reliability ratings for the QX30. This, again, highlights the relatively limited production run and subsequent data availability. However, Consumer Reports' data on related Mercedes-Benz GLA-Class models can offer some insight, as both vehicles share many critical components. The GLA-Class generally received average to above-average reliability scores, which could potentially translate to similar performance for the QX30.
RepairPal: RepairPal, a website that estimates repair costs and provides reliability ratings based on repair data, offers a more detailed look at potential issues. While not providing a specific QX30 rating, they offer information on the Mercedes-Benz GLA-Class, which is highly relevant. RepairPal notes the GLA-Class has an average reliability rating, with a moderate severity of repairs. This suggests that while issues may not be frequent, they can sometimes be more expensive to fix when they occur.

The overall expert consensus paints a picture of average to slightly above-average reliability for the QX30. The shared components with the Mercedes-Benz GLA-Class provide a valuable benchmark, and the lack of widespread reports of catastrophic failures is encouraging.

Common QX30 Problems: What Owners Report

While expert ratings offer a general overview, real-world owner experiences provide invaluable insights into potential problems. Here's a summary of common issues reported by Infiniti QX30 owners:

Transmission Issues: A recurring theme in owner reviews is concerns about the seven-speed dual-clutch transmission. Some owners have reported rough shifting, hesitation, and occasional jerky behavior, especially at lower speeds. While not always indicative of a major failure, these issues can be disconcerting and impact the driving experience.
Electrical Glitches: Some owners have reported minor electrical glitches, such as issues with the infotainment system, sensor malfunctions (e.g., parking sensors), and intermittent warning lights. These issues are typically not critical but can be annoying and require diagnostic work.
Turbocharger Problems: As with any turbocharged engine, there's a potential for issues related to the turbocharger system. While not exceedingly common, some owners have reported problems such as boost leaks, turbo lag, and even turbocharger failure in some instances. Proper maintenance, including regular oil changes, is crucial to prolonging the life of the turbocharger.
Suspension Concerns: Some owners have noted concerns about the ride quality and suspension components, particularly on rough roads. This may be due to the QX30's relatively firm suspension tuning, which prioritizes handling over comfort.
Infotainment System: The infotainment system, while visually appealing, has been criticized for its somewhat dated interface and occasional sluggishness. Some owners have also reported connectivity issues with Apple CarPlay and Android Auto.

It's important to note that these are just common issues reported by some owners and may not be representative of all QX30 vehicles. However, they highlight potential areas of concern to be aware of when considering a used QX30.

The Mercedes Connection: Blessing or Curse?

The Infiniti QX30's shared platform and components with the Mercedes-Benz GLA-Class are a double-edged sword when it comes to reliability. On one hand, it benefits from German engineering and high-quality components. Mercedes-Benz has a reputation for building robust and well-engineered vehicles.

On the other hand, Mercedes-Benz parts and service can be more expensive than those of some other brands. This means that repairs on the QX30, particularly those involving the engine, transmission, or electronics, may come with a higher price tag. Furthermore, some independent mechanics may be less familiar with Mercedes-Benz systems, potentially limiting your repair options.

Therefore, while the Mercedes connection generally contributes to the QX30's overall quality, it's essential to factor in the potential for higher repair costs and the need for specialized service.

Maintenance Matters: Keeping Your QX30 Happy

Regardless of a car's inherent reliability, proper maintenance is crucial for ensuring its longevity and preventing major problems. Here are some key maintenance considerations for the Infiniti QX30:

Regular Oil Changes: As with any turbocharged engine, regular oil changes are essential for preventing sludge buildup and ensuring proper lubrication of critical components. Follow the manufacturer's recommended oil change intervals and use the correct type of oil.
Transmission Service: Given the reported issues with the dual-clutch transmission, it's particularly important to adhere to the recommended transmission service schedule. This typically involves fluid changes and inspections to ensure proper operation.
Brake Maintenance: Regularly inspect the brake pads, rotors, and fluid to ensure optimal braking performance and prevent premature wear.
Coolant System: Maintain the coolant system to prevent overheating and corrosion. Check the coolant level regularly and flush the system according to the manufacturer's recommendations.
Tire Rotations: Rotate the tires regularly to ensure even wear and prolong their lifespan.
Scheduled Maintenance: Follow the manufacturer's recommended maintenance schedule for all other services, such as air filter replacements, spark plug replacements, and inspections of belts and hoses.

By diligently following the recommended maintenance schedule, you can significantly reduce the risk of major problems and keep your QX30 running smoothly for years to come.

Is a Used QX30 a Good Buy? Factors to Consider

If you're considering purchasing a used Infiniti QX30, here are some key factors to consider:

Vehicle History: Obtain a comprehensive vehicle history report (e.g., Carfax or AutoCheck) to check for accidents, damage, and title issues.
Maintenance Records: Review the vehicle's maintenance records to ensure it has been properly maintained. Look for evidence of regular oil changes, transmission service, and other essential maintenance items.
Pre-Purchase Inspection: Have a qualified mechanic perform a thorough pre-purchase inspection to identify any potential problems. Pay particular attention to the transmission, engine, and electrical systems.
Test Drive: Take the QX30 for an extended test drive to assess its overall performance and identify any issues, such as rough shifting or unusual noises.
Warranty Coverage: Check if the vehicle is still covered under warranty. If not, consider purchasing an extended warranty to protect yourself against unexpected repair costs.
Price: Research the market value of comparable QX30 models to ensure you're getting a fair price. Factor in the vehicle's condition, mileage, and features.

By carefully considering these factors, you can increase your chances of finding a reliable and well-maintained used QX30.

Frequently Asked Questions

Is the Infiniti QX30 expensive to maintain? Generally, maintenance costs are comparable to other luxury vehicles in its class. However, repairs involving Mercedes-Benz components can be pricier.
What is the most common problem with the QX30? Transmission issues and minor electrical glitches are among the most frequently reported problems.
How long will an Infiniti QX30 last? With proper maintenance, a QX30 can easily last for 150,000 to 200,000 miles or more.
Is the QX30 a reliable SUV compared to other luxury brands? Its reliability is generally average to slightly above average compared to its competitors.
Are parts readily available for the QX30? Since it shares components with the Mercedes-Benz GLA-Class, parts are generally available, though potentially more expensive.

The Verdict: Stylish and Unique, But Proceed with Caution

The Infiniti QX30 offers a compelling blend of style, luxury, and performance, but its reliability is a mixed bag. While it benefits from German engineering, potential transmission issues and higher repair costs associated with Mercedes-Benz components warrant careful consideration. Thorough research, a pre-purchase inspection, and a comprehensive vehicle history check are essential if you're considering a used QX30. Ultimately, the decision of whether or not to buy a QX30 depends on your individual needs, budget, and risk tolerance.