Reliability Comparisonsports · How we score

2015 Lexus RX vs 2020 Lexus RX

Our Recommendation

2020 Lexus RX

Higher AutoScore, low risk, and a stronger overall profile make it the clear pick.

Reliability Side-by-Side

2015

Lexus RX

92/ 100
LOW RISK

Grade A-

A supremely reliable luxury SUV that delivers peace of mind and comfort with minimal common issues.

2020

Lexus RX

Winner
93/ 100
LOW RISK

Grade A

A practically bulletproof luxury SUV, the 2020 RX delivers enduring quality with minimal inherent flaws.

Best For

Best for Reliability

2020 Lexus RX

Score 93/100 vs 92/100

Best for Lowest Annual Upkeep

2020 Lexus RX

$400-600

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Cost of Ownership

Line Item2015 Lexus RX2020 Lexus RX★
Annual Maintenance$450-700$400-600
Moderate Repairs$600-1,500 occasionally (e.g., HVAC actuator, water pump, suspension components)$500-1,500 occasionally
MPG (City/Hwy)18 / 2520 / 27
MSRP (New)$40,970$44,150

Major-failure risk and insurance outlook for each vehicle are in their full reliability reports.

Biggest Risks on Each

2015 Lexus RX

  • Engine Oil Leaks

    90,000-150,000 mi

  • HVAC System

    60,000-100,000 mi

  • Suspension Components

    100,000-150,000 mi

2020 Lexus RX

  • Infotainment System

    Any mileage, often from new mi

  • HVAC Blower Motor

    40,000-80,000 mi

  • Suspension Bushings/Components

    70,000-110,000 mi

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Editorial Take

The 2015 Lexus RX and 2020 Lexus RX represent two distinct generations of Lexus's best-selling luxury crossover SUV. While both offer the brand's signature refinement, reliability, and comfortable ride, they cater to slightly different priorities due to a significant redesign in between. The 2015 model, part of the third generation, embodies a more traditional, subdued luxury experience with a focus on interior spaciousness and plush comfort. The 2020 model, a mid-cycle refresh of the fourth generation, leans into a bolder, more aggressive design language, updated technology, and a slightly more engaging driving dynamic, albeit with a compromise in ultimate cargo volume. Buyers considering the 2015 model are often seeking exceptional value, proven reliability, and a more classic SUV aesthetic, while those looking at the 2020 model prioritize modern styling, enhanced safety features, and a contemporary user experience. The key decision factors between these two often revolve around budget, desired level of technology, and the importance of outright cargo capacity versus a sportier visual presence. HEAD-TO-

Reliability & Common Issues

Both the 2015 and 2020 Lexus RX models are celebrated for their outstanding reliability, a consistent trait of the Lexus brand. However, like any vehicle, specific minor issues can arise. 2015 Lexus RX: 1. Power Liftgate Motor Failure: Some owners, particularly as the vehicles age past 7-8 years or 80,000+ miles, have reported issues with the power liftgate motor needing replacement. This can manifest as sluggish operation or complete failure of the automatic liftgate function. 2. Infotainment System Freezes/Glitches: While generally reliable, the older generation's infotainment system (with the remote "mouse" controller) can occasionally experience minor software glitches or temporary freezes, usually resolvable with a system restart. This is less common but can occur in some higher mileage examples. 3. A/C Blend Door Actuator Issues: Less frequent, but some units around the 100,000-mile mark have experienced issues with the HVAC blend door actuators, leading to inconsistent air conditioning temperatures on one side of the cabin. 2020 Lexus RX: 1. Remote Touch Interface Learning Curve: While not a "failure," a common complaint for the 4th generation, including the 2020 refresh, is the precision required for the Remote Touch infotainment controller (either the touchpad or joystick). It can be distracting to use while driving, and some users find it less intuitive than a touchscreen or rotary dial. This concern is more prevalent in the early ownership phase as drivers adapt. 2. Minor Interior Rattles: A very small number of owners have reported minor interior rattles or squeaks, particularly from the dashboard or sunroof area, sometimes appearing in the first 20,000-40,000 miles. These are generally isolated incidents and often easily remedied by a dealership. 3. Initial Software Glitches (Infotainment/Lexus Safety System+ 2.0): Early production 2020 models sometimes had minor software quirks related to the new Apple CarPlay/Android Auto integration or the Lexus Safety System+ 2.0. These were typically resolved with dealer software updates and are not widespread long-term issues.

Value & Cost of Ownership

When new, the 2015 Lexus RX started around $40,970, while the 2020 RX started around $44,150. Today, a used 2015 RX 350 in good condition with average mileage (around 80,000-120,000 miles) can be found in the range of $16,000 to $22,000, depending on trim and condition. A used 2020 RX 350 with lower mileage (around 30,000-60,000 miles) typically ranges from $30,000 to $38,000. Both vehicles boast excellent resale value, a hallmark of the Lexus brand. The 2020 model will naturally retain more of its value in the short term due to its newer design and technology. Insurance costs are generally competitive for both models within the luxury SUV segment, though the newer, more expensive 2020 model with more advanced technology might have slightly higher premiums. Maintenance costs for both are relatively low for a luxury brand, thanks to their robust engineering and widely available parts. Lexus vehicles often prove to be less expensive to maintain than many European luxury rivals. Expect routine maintenance for either model to be similar in cost, primarily consisting of oil changes, tire rotations, and brake servicing.

Editorial Verdict

BEST FOR FAMILIES: The 2015 Lexus RX. Its superior cargo space, larger rear seats, and proven reliability make it an incredibly practical choice for families who prioritize utility and comfort without needing a third row. The plush ride is also excellent for keeping passengers happy on long trips. BEST FOR COMMUTERS: The 2020 Lexus RX. While both are excellent, the 2020 model offers better fuel economy (especially the RX 350), more advanced safety features (Lexus Safety System+ 2.0), and modern connectivity like Apple CarPlay/Android Auto, making daily commutes safer, more efficient, and more enjoyable with integrated smartphone features. BEST FOR ENTHUSIASTS: Neither vehicle is designed as a true enthusiast's car. However, if forced to choose, the 2020 Lexus RX would be the preferred option. Its more athletic styling, slightly firmer suspension tuning, and more direct steering provide a marginally more engaging driving experience compared to the overtly comfortable and soft 2015 model. BEST VALUE OVERALL: The 2015 Lexus RX. While it lacks some modern features, its strong reliability, comfortable ride, vast cargo space, and significantly lower used purchase price make it an outstanding value proposition. It delivers a premium Lexus experience for thousands less, with proven long-term durability and manageable running costs. The 2020 RX is a fantastic vehicle, but the cost difference doesn't always justify the incremental improvements in technology and dynamics for every buyer.

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