The 2018 Lexus RX 450h is a luxury midsize SUV that entered its fourth generation in 2016. As a hybrid variant, it emphasizes efficiency without sacrificing its upscale appeal. Available primarily in the F SPORT trim for this model year, it often retailed between $47,000 and $58,000 new. Its popularity stems from Lexus' reputation for reliability, a supremely comfortable ride, and a stylish, distinctive design, making it a standout choice for discerning buyers.
The Good
The 2018 RX 450h offers a compelling blend of smooth hybrid performance, renowned Lexus reliability, and a serenely comfortable cabin. Its striking design appeals emotionally, while its exceptional fuel efficiency and low ownership costs satisfy practical needs.
The Bad
Potential buyers should be aware of a less engaging driving experience compared to some rivals, particularly in non-F SPORT trims. Some owners report infotainment system quirks and a somewhat cramped rear cargo area. Infotainment system responsiveness can be sluggish at times.
2018 Lexus RX 450h: Quick Overview
- Engine Options: The 2018 Lexus RX 450h features a single powertrain: a 3.5-liter V6 gasoline engine paired with an electric motor and a continuously variable transmission (CVT).
- Horsepower: Total system horsepower is rated at 308 hp.
- Fuel Economy: EPA estimated fuel economy is approximately 31 mpg city / 28 mpg highway / 29 mpg combined.
- 0-60 Times: Acceleration from 0 to 60 mph is typically around 7.7 seconds.
- Towing Capacity: The RX 450h has a towing capacity of 3,500 pounds.
- Trim-Level Features: The primary trim for the 2018 RX 450h is the F SPORT, which includes distinctive styling cues both inside and out. Key standard features across trims generally include LED headlights, LED taillights, a power liftgate, keyless ignition, dual-zone automatic climate control, a 10-way power-adjustable driver's seat, a rearview camera, and the Lexus Safety System+ suite of driver aids. The F SPORT trim adds sport-tuned suspension, sport seats with enhanced bolstering, unique interior and exterior accents, and often a sport steering wheel. Optional features can include a panoramic sunroof, navigation system, Mark Levinson premium audio, heated and ventilated front seats, and a head-up display. The hybrid powertrain is standard on all RX 450h models, offering all-wheel drive.
2018 Lexus RX 450h Specifications
Vehicle Information
| Year | 2018 |
| Make | Lexus |
| Model | RX 450h |
| Trim | - |
| Style | All-Wheel Drive |
| Type | Sport Utility Vehicle |
| Category | Standard Sport Utility Vehicle |
Manufacturing Details
| Made In | Canada |
| Manufacturing City | MIYAWAKA |
Dimensions
| Doors | 4-Door |
| Curb Weight | - |
| Gross Vehicle Weight Rating | 6000 pounds |
| Overall Height | 67.70 inches |
| Overall Length | 192.50 inches |
| Overall Width | 74.60 inches |
| Wheelbase Length | 109.80 inches |
| Standard Seating | 5 |
Engine & Performance
| Engine | 3.5-L V-6 DOHC 24V Hybrid |
| Engine Size | 3.5L |
| Engine Cylinders | 6 |
| Transmission | Continuously Variable Transmission |
| Transmission Type | Automatic |
| Transmission Speeds | Continuously Variable |
| Drivetrain | All-Wheel Drive |
Additional Features
| Anti-Brake System | 4-Wheel ABS |
| Steering Type | Rack & Pinion |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | $45,695 |
| Invoice Price | $42,954 |
| Delivery Charges | $995 |
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What Problems Does the 2018 Lexus RX 450h Have?
The 2018 Lexus RX 450h generally enjoys a strong reputation for reliability, consistent with the Lexus brand. However, some owners have reported issues. A common concern across several model years, including 2018, relates to the infotainment system, specifically the Remote Touch controller, which can be perceived as less intuitive and responsive than competitors' systems. Some users have experienced occasional glitches or freezing with the infotainment screen.
Another area sometimes cited is related to the hybrid battery system; while generally robust, as with any hybrid, the long-term health of the battery is a consideration, though major failures are rare in this model year. Some reports mention a slight hesitation or lag in acceleration, particularly from a standstill, which can be attributed to the hybrid system's operation rather than a defect.
A recall was issued for the 2018 RX 450h (and other Lexus models) concerning the fuel pump, which could fail, potentially leading to an engine stall. Owners should ensure this recall has been addressed.
Long-term reliability is typically excellent, with many owners reporting minimal issues beyond routine maintenance. The powertrain, including the hybrid components, is well-engineered. The primary areas to monitor would be the infotainment system's software and the potential for minor electrical gremlins over time, which are not uncommon in any modern vehicle with extensive electronics.
Another area sometimes cited is related to the hybrid battery system; while generally robust, as with any hybrid, the long-term health of the battery is a consideration, though major failures are rare in this model year. Some reports mention a slight hesitation or lag in acceleration, particularly from a standstill, which can be attributed to the hybrid system's operation rather than a defect.
A recall was issued for the 2018 RX 450h (and other Lexus models) concerning the fuel pump, which could fail, potentially leading to an engine stall. Owners should ensure this recall has been addressed.
Long-term reliability is typically excellent, with many owners reporting minimal issues beyond routine maintenance. The powertrain, including the hybrid components, is well-engineered. The primary areas to monitor would be the infotainment system's software and the potential for minor electrical gremlins over time, which are not uncommon in any modern vehicle with extensive electronics.
How long will the 2018 Lexus RX 450h last?
Based on owner data and typical maintenance, the 2018 Lexus RX 450h is expected to achieve an average of 150,000 to 200,000 miles or more within its service life. Lexus vehicles are known for their exceptional long-term durability, and the RX 450h is no exception. With regular oil changes, timely fluid checks, and adherence to the recommended maintenance schedule, including inspections of the hybrid system components, owners can anticipate many years of reliable service. The core mechanical components, including the V6 engine and the hybrid powertrain, are built to last. Weaknesses over time are generally minor, potentially involving the wear and tear on suspension components, or the aforementioned infotainment system's responsiveness, rather than significant powertrain issues.
What Technology & Safety Features are Included?
The 2018 Lexus RX 450h comes equipped with a respectable suite of technology, entertainment, and safety features. Standard technology often includes an 8-inch infotainment display, controlled by Lexus' Remote Touch interface, which, while functional, can be a point of contention for some users due to its touchpad-like operation. It includes Bluetooth connectivity, USB/auxiliary audio jacks, and an 8-speaker audio system.
A significant highlight is the standard inclusion of the Lexus Safety System+. This comprehensive package bundles several advanced driver-assistance systems (ADAS): Pre-Collision System with Pedestrian Detection, Lane Departure Alert with Steering Assist, Intelligent High Beams, and High-Speed Dynamic Radar Cruise Control. These features provide a significant layer of safety and convenience.
Optional technology and entertainment upgrades can elevate the experience considerably. These often include a voice-activated navigation system, a premium 12-speaker Mark Levinson audio system, a panoramic moonroof, and a rear-seat entertainment system with dual screens. Other available features include a head-up display and a 360-degree camera.
In terms of safety, the 2018 Lexus RX 450h received strong crash-test ratings. It earned a Top Safety Pick+ designation from the Insurance Institute for Highway Safety (IIHS) for its excellent performance in crashworthiness tests and the effectiveness of its front crash prevention system. The National Highway Traffic Safety Administration (NHTSA) awarded the 2018 RX 450h an overall safety rating of 5 out of 5 stars, with 5-star ratings in frontal and side crash tests and 4 stars in the rollover test.
A significant highlight is the standard inclusion of the Lexus Safety System+. This comprehensive package bundles several advanced driver-assistance systems (ADAS): Pre-Collision System with Pedestrian Detection, Lane Departure Alert with Steering Assist, Intelligent High Beams, and High-Speed Dynamic Radar Cruise Control. These features provide a significant layer of safety and convenience.
Optional technology and entertainment upgrades can elevate the experience considerably. These often include a voice-activated navigation system, a premium 12-speaker Mark Levinson audio system, a panoramic moonroof, and a rear-seat entertainment system with dual screens. Other available features include a head-up display and a 360-degree camera.
In terms of safety, the 2018 Lexus RX 450h received strong crash-test ratings. It earned a Top Safety Pick+ designation from the Insurance Institute for Highway Safety (IIHS) for its excellent performance in crashworthiness tests and the effectiveness of its front crash prevention system. The National Highway Traffic Safety Administration (NHTSA) awarded the 2018 RX 450h an overall safety rating of 5 out of 5 stars, with 5-star ratings in frontal and side crash tests and 4 stars in the rollover test.
What Colors Options are Available?
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2018 Lexus RX 450h Prices and Market Value
When new, the 2018 Lexus RX 450h had a starting Manufacturer's Suggested Retail Price (MSRP) typically in the range of $47,600 to $58,000, depending on trim and optional features. As a luxury hybrid SUV, its resale value is generally strong, often outperforming many non-hybrid competitors.
Current used market prices for a 2018 RX 450h typically range from approximately $28,000 to $38,000, influenced by mileage, condition, location, and specific trim (like the F SPORT). Depreciation is moderate; while luxury vehicles depreciate faster initially, Lexus' reputation for reliability and the hybrid powertrain's appeal contribute to its ability to hold its value well over time compared to some rivals. Factors like low mileage, a clean vehicle history report, and well-maintained service records significantly enhance its resale value.
Current used market prices for a 2018 RX 450h typically range from approximately $28,000 to $38,000, influenced by mileage, condition, location, and specific trim (like the F SPORT). Depreciation is moderate; while luxury vehicles depreciate faster initially, Lexus' reputation for reliability and the hybrid powertrain's appeal contribute to its ability to hold its value well over time compared to some rivals. Factors like low mileage, a clean vehicle history report, and well-maintained service records significantly enhance its resale value.
2018 Lexus RX 450h Cost of Ownership
The 2018 Lexus RX 450h is generally considered economical to own for a luxury vehicle, primarily due to its exceptional fuel efficiency. Insurance costs will be moderate to high, typical for a luxury SUV, with rates varying by location and driver profile. Fuel costs are a major advantage; its hybrid powertrain delivers excellent MPG, significantly reducing annual fuel expenditure. Maintenance costs are reasonable for a luxury brand, with Lexus' reputation for reliability meaning fewer unexpected repair bills. Routine maintenance, including hybrid system checks, is crucial. Overall, while the initial purchase price is substantial, its strong fuel economy, dependable nature, and lower repair frequency make it a cost-effective luxury SUV in the long run.
2018 Lexus RX 450h Fuel Efficiency
Fuel Type
Hybrid
Fuel Capacity
17.20 gallons
City Mileage
31 miles/gallon
Highway Mileage
28 miles/gallon
2018 Lexus RX 450h Safety Rating
NHTSA
2018 Lexus RX 450h Warranty
Basic
Original warranty
48 months / 50,000 miles
Estimated remaining
Expired
Powertrain
Original warranty
72 months / 70,000 miles
Estimated remaining
Expired
Rust
Original warranty
72 months / unlimited miles
Estimated remaining
Expired
2018 Lexus RX 450h Insurance
Insurance for a 2018 Lexus RX 450h is moderately priced, reflecting its status as a Sport Utility Vehicle with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2018 Lexus RX 450h Compare to Other Sport Utility Vehicle?
The 2018 Lexus RX 450h competes in the luxury midsize SUV segment against rivals like the Acura MDX Sport Hybrid, BMW X5 Hybrid (if available in a comparable model year and segment), and the Volvo XC90 Hybrid.
Performance: The RX 450h offers a smooth, refined, and efficient hybrid powertrain. Its 308 horsepower provides adequate acceleration, but it prioritizes comfort over sportiness. The Acura MDX Sport Hybrid often offers a more engaging driving experience with similar hybrid efficiency. The BMW X5 and Volvo XC90 hybrids, when available, typically lean more towards performance and driving dynamics.
Features: Lexus is known for its standard safety features (Lexus Safety System+). The RX 450h offers premium comfort and a well-appointed interior. However, its infotainment system, the Remote Touch, is often seen as less user-friendly than the touchscreens found in rivals like BMW or Volvo. Acura and Volvo also offer competitive tech and luxury amenities.
Reliability: This is where the RX 450h shines. Lexus has a long-standing reputation for superior reliability and lower long-term ownership costs compared to many European luxury brands. While rivals offer luxury, they may not match the consistent dependability of the Lexus.
Price: The RX 450h typically sits at a competitive price point for a luxury hybrid SUV, often offering strong value when considering its reliability and fuel economy. Hybrids from BMW and Volvo can sometimes be more expensive.
Recommendations:
If utmost reliability and fuel efficiency are top priorities, the 2018 Lexus RX 450h is an excellent choice.
For those seeking a more engaging driving experience with a hybrid powertrain, the Acura MDX Sport Hybrid is a strong contender.
If outright performance and a more dynamic chassis are desired (and budget allows), a non-hybrid version of the BMW X5 or Volvo XC90 might be considered, or their hybrid variants if available and within budget, though they might compromise slightly on long-term reliability compared to Lexus.
Performance: The RX 450h offers a smooth, refined, and efficient hybrid powertrain. Its 308 horsepower provides adequate acceleration, but it prioritizes comfort over sportiness. The Acura MDX Sport Hybrid often offers a more engaging driving experience with similar hybrid efficiency. The BMW X5 and Volvo XC90 hybrids, when available, typically lean more towards performance and driving dynamics.
Features: Lexus is known for its standard safety features (Lexus Safety System+). The RX 450h offers premium comfort and a well-appointed interior. However, its infotainment system, the Remote Touch, is often seen as less user-friendly than the touchscreens found in rivals like BMW or Volvo. Acura and Volvo also offer competitive tech and luxury amenities.
Reliability: This is where the RX 450h shines. Lexus has a long-standing reputation for superior reliability and lower long-term ownership costs compared to many European luxury brands. While rivals offer luxury, they may not match the consistent dependability of the Lexus.
Price: The RX 450h typically sits at a competitive price point for a luxury hybrid SUV, often offering strong value when considering its reliability and fuel economy. Hybrids from BMW and Volvo can sometimes be more expensive.
Recommendations:
If utmost reliability and fuel efficiency are top priorities, the 2018 Lexus RX 450h is an excellent choice.
For those seeking a more engaging driving experience with a hybrid powertrain, the Acura MDX Sport Hybrid is a strong contender.
If outright performance and a more dynamic chassis are desired (and budget allows), a non-hybrid version of the BMW X5 or Volvo XC90 might be considered, or their hybrid variants if available and within budget, though they might compromise slightly on long-term reliability compared to Lexus.
Final Verdict: Is the 2018 Lexus RX 450h a Good Sport Utility Vehicle?
The 2018 Lexus RX 450h is ideal for buyers who prioritize a supremely comfortable ride, exceptional fuel efficiency, and renowned long-term reliability in a luxury SUV package. It's perfect for individuals or families who value a quiet and serene cabin over sporty driving dynamics.
It is absolutely worth buying, especially on the used market. As a pre-owned vehicle, it offers tremendous value, providing luxury features and hybrid benefits at a more accessible price point. Buying used is highly recommended, as the depreciation has already occurred.
Consider this vehicle if you are looking for a dependable daily driver with lower running costs than its gasoline counterparts. The F SPORT trim offers a touch more visual flair and sportier suspension tuning, but for most buyers seeking comfort and efficiency, any well-maintained RX 450h will be a wise purchase. Ensure any used model has a solid maintenance history, particularly regarding hybrid system checks.
It is absolutely worth buying, especially on the used market. As a pre-owned vehicle, it offers tremendous value, providing luxury features and hybrid benefits at a more accessible price point. Buying used is highly recommended, as the depreciation has already occurred.
Consider this vehicle if you are looking for a dependable daily driver with lower running costs than its gasoline counterparts. The F SPORT trim offers a touch more visual flair and sportier suspension tuning, but for most buyers seeking comfort and efficiency, any well-maintained RX 450h will be a wise purchase. Ensure any used model has a solid maintenance history, particularly regarding hybrid system checks.
Drew B
Drew is a seasoned automotive expert and contributor to VinCheck.info. With nearly 15 years of experience as a former Porsche technician, he brings a wealth of hands-on knowledge to his writing. Born in North Carolina, a region renowned for its deep-rooted NASCAR culture, Drew developed a passion for cars early in life, often building and working on vehicles from a young age. At VINCheck, Drew leverages his extensive technical background to provide in-depth analyses of various vehicles. His articles often focus on engine performance, reliability, and maintenance insights, offering readers practical information grounded in real-world experience. Some of his notable contributions include reviews on the Mazda CX-5's longevity and detailed examinations of engine options for models like the 2011 Toyota Camry and Tacoma