What is the most reliable Acura SUV?

The Acura RDX is widely regarded as the most reliable SUV in the Acura lineup. This article examines reliability across Acura’s SUV family, compares the RDX with the MDX, and explains the factors that commonly influence long-term dependability, drawing on recent ratings and owner feedback.

Reliability landscape across Acura’s SUV lineup

Reliability can vary by model year and with redesigns, so it helps to compare how the RDX and the MDX are perceived by independent rating groups and by owners. In recent years, the RDX has consistently stood out for its steady performance and fewer reported problems relative to its peers in Acura’s SUV roster, including the MDX.

Below are the main dimensions critics and researchers consider when judging reliability, and how the RDX tends to perform relative to the MDX on each.

• Powertrain and mechanical simplicity: The RDX’s current generation employs a smaller turbocharged engine with fewer moving parts than the MDX’s larger, more complex powertrain configurations. This tends to translate into lower long-term risk of certain failures.


• Electrical systems and software maturity: Acura’s electronics and driver-assistance features in the RDX have benefited from a longer iteration cycle, yielding fewer early-adopter glitches in recent model years.


• Maintenance costs and parts availability: The RDX typically benefits from shared Honda/Acura components and a streamlined service network, which can help keep maintenance costs predictable over time.


• Warranty and ownership costs: Both models share similar warranty terms, but lower ongoing maintenance costs can make the RDX feel more reliable in the long run for many buyers.

Taken together, these factors help explain why many critics and owner surveys view the RDX as the more reliable option in Acura’s SUV lineup, while the MDX remains highly capable and valued for space and performance.

What the data shows

To put numbers to the perception of reliability, major rating organizations regularly review each model’s dependability and owner satisfaction. The RDX typically scores higher on reliability in recent model-year data, while the MDX shows strong overall quality but with more variability tied to a broader range of features and configurations.

Year-to-year variations

Reliability data can shift with redesigned generations, new technology, and evolving manufacturing practices. Prospective buyers should check the exact model year they’re considering, since a favorable rating for one year may not perfectly mirror another.

• Consumer Reports reliability ratings commonly place the RDX ahead of the MDX in recent years, reflecting fewer reported issues per 100 vehicles on average.


• J.D. Power’s studies and rankings often position Acura models high for reliability, with the RDX frequently cited as the most dependable SUV in the lineup across multiple years.


• U.S. News & World Report rankings and owner sentiment data typically favor the RDX for long-term reliability and lower ownership costs, while noting the MDX’s advantages in space and engine performance.

While the data supports the RDX as a reliability leader within the Acura lineup, it’s important to review model-year specifics and consider how you use the vehicle. MDX’s strengths—especially interior space and available powertrains—remain appealing, particularly for families or buyers who need more seating and cargo capacity.

Practical considerations for buyers

For shoppers weighing reliability alongside practicality and value, here are steps to guide decision-making.

1. Define your priorities: decide whether you value compact size and efficiency (RDX) or space and power (MDX).


2. Review reliability histories by model year: consult Consumer Reports, J.D. Power, and owner surveys for the exact years you’re considering.


3. Evaluate maintenance costs and warranty options: compare scheduled maintenance costs, servicing intervals, and certified pre-owned programs.


4. Test drive with an eye toward reliability-related issues: listen for unusual noises, evaluate transmission smoothness, and test infotainment/driver-assistance features for glitches.


5. Check for recalls and service notices: verify recall status and ensure any open campaigns have been addressed by a dealer.

In practice, reliability often comes down to year-specific history and how you intend to use the vehicle. The RDX tends to deliver stronger reliability signals for everyday driving, while the MDX offers greater space and power that may justify a broader set of trade-offs for some buyers.

Summary

The Acura RDX stands out as the most reliable SUV in Acura’s current lineup, based on reliability ratings and owner feedback in recent years. It generally outperforms the MDX on dependability metrics, though the MDX remains a strong choice for those who prioritize interior space, seating flexibility, and more robust power options. For potential buyers, the best path is to review year-by-year reliability data, assess personal needs, and conduct thorough test drives and pre-purchase checks before deciding.

Which Acura model is the most reliable?

The most reliable Acura models are generally considered to be the MDX and RDX SUVs, followed closely by the TLX sedan. The MDX is frequently cited as the most reliable, praised for its durability and lifespan, while the RDX is noted for its efficiency and performance in a smaller package. For older models, specific generations like the 2013-2018 RDX and 2009-2014 TL are also highly regarded for their reliability.
 
Most reliable Acura models

• Acura MDX: A three-row SUV praised for its long-term durability, which can often last well over 200,000 miles with proper maintenance. It's a top choice for families needing space and reliability. 
• Acura RDX: A compact luxury crossover that balances reliability with a strong performance from its turbocharged engine. Models like the 2018 RDX have received high reliability scores. 
• Acura TLX: The TLX is a reliable sedan, and many sources list it as a top contender for reliability alongside the MDX and RDX. 

Other considerations

• Specific generations: Some specific model years are highlighted for exceptional reliability, such as the 2013-2018 RDX and the 2009-2014 TL. 
• Overall brand reliability: Acura as a brand consistently ranks high in reliability, often placing 2nd out of all car brands in reliability studies. 
• Maintenance: Regular maintenance is crucial for ensuring long-term reliability in any Acura model. 

What year of Acura MDX is most reliable?

The most reliable Acura MDX years are often cited as the 2017-2020 models due to their strong reliability and balance of modern features. Other highly recommended years include the 2018 model, and those from the 2007-2009 and 2015 model years. The newer 2022+ models are also considered reliable, particularly the Type S variant. 
Highly reliable years

• 2017–2020: This generation is a sweet spot for features and dependability. 
• 2018: Specifically mentioned as a top year for reliability. 
• 2015: A standout model from the second generation. 
• 2007–2009: Praised for their long-term reliability. 
• 2022+: The current generation is performing well, with the Type S model being particularly noted for its lack of recalls. 

Years to consider with caution

• 2010–2014: These years had some transmission issues, so ensure the transmission has been serviced and shifts smoothly. 
• 2016–2020: Some models with the 9-speed transmission experienced shifting issues. 

General reliability

• Early generations (2001-2006): Have a good reputation but can have issues like transmission and power steering problems. 
• Timing belt: Be aware that the V6 engine in most models has a timing belt that requires replacement around 100,000 miles, notes this YouTube video. 

Which Acura MDX to stay away from?

You should generally avoid the 2001, 2003, 2010, 2014, and 2017 Acura MDX model years, as they have a higher likelihood of issues with transmissions, electrical systems, and other engine and technology problems. Specific model years have recurring complaints about transmission failure, acceleration problems, and various electrical issues, with the 2010 and 2014 models often cited as problematic.
 
Acura MDX model years to avoid

• 2001, 2003: These early models are frequently cited for significant transmission issues. 
• 2010: This model year is often noted as having more expensive issues, particularly with transmission and engine problems. 
• 2014: This model is mentioned as having recurring problems with the transmission and electrical systems. 
• 2017: This model year is on some lists for potential issues, particularly with engine and technology components. 

Common problems to be aware of

• Transmission failure: A recurring and costly issue, especially in the 2001, 2003, and 2004 model years. 
• Electrical system issues: Problems with various electrical components have been reported in several model years, including 2014. 
• Engine problems: Specific model years have been linked to engine-related issues, with the 2017 model being one example. 
• Acceleration issues: Some models, including the 2016-2020 range, have been associated with acceleration defects. 

What is the best Acura SUV to buy?

The best Acura SUV depends on your needs, but the MDX is often considered the best overall for its luxury, space, and performance as a 3-row SUV. For a more compact and fuel-efficient option, the RDX is a top choice, consistently ranking high in its class for luxury and reliability. The all-electric ZDX is the standout choice if you are looking for an EV.
 
This video reviews the 2026 Acura MDX and discusses its reliability and performance: 54sGold PonyYouTube · Sep 10, 2025
Acura MDX

• Best for: Families or those needing 3 rows of seating and more cargo space. 
• Key features: Available with a powerful V6 engine and Super Handling All-Wheel Drive (SH-AWD) for enhanced stability. It also includes advanced safety and tech features. 
• Ranking: Ranked as a top luxury crossover and family luxury SUV. 

Acura RDX

• Best for: Individuals or small families who prefer a more compact, agile, and fuel-efficient luxury SUV. 
• Key features: Offers a stylish design with a blend of performance and luxury. It has received high marks for reliability and safety. 
• Ranking: Consistently ranked as a top luxury compact SUV and often highlighted for reliability and value. 

Acura ZDX

• Best for: Drivers who want an all-electric SUV.
• Key features: The brand's premium all-electric option, designed to compete with other luxury EVs while focusing on safety, technology, and performance.
• Ranking: Considered a superior choice for a premium electric SUV.