Understanding the Differences Between Lexus TX Models: A Comprehensive Guide from Lexus of Kendall

September 24th, 2025 by

Understanding the Differences Between Lexus TX Models: A Comprehensive Guide from Lexus of Kendall

When choosing a luxury three-row SUV in Miami, Doral, or Coral Gables, the Lexus TX lineup offers compelling options designed to fit diverse preferences for power, efficiency, and comfort. The Lexus TX family, featuring the TX 350, TX 500h, and TX 550h+, stands out as a refined, spacious, and technologically advanced series of SUVs that blend performance with everyday family practicality. Located conveniently at 10775 S Dixie Hwy, Miami, FL 33156, Lexus of Kendall invites you to explore these models and find the one perfectly suited for your lifestyle. Feel free to contact us anytime at (305) 290-3666 to speak with our experts or schedule a test drive.

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Differences in Lexus TX Models

The Lexus TX is a family of luxury SUVs tailored to meet different driving and lifestyle needs, featuring three powertrains: the TX 350, TX 500h, and TX 550h+. Each model shares the same spacious three-row layout but differs significantly in powertrain technology, performance, and fuel efficiency.

  • Lexus TX 350: Powered by a 2.4-liter turbocharged four-cylinder engine producing 275 horsepower, paired with an eight-speed automatic transmission. Available in both front-wheel drive (FWD) and all-wheel drive (AWD), it serves as the entry point to the TX line, ideal for families in Miami or Homestead seeking a budget-friendly luxury SUV without sacrificing comfort or technology.

  • Lexus TX 500h F Sport Performance: This hybrid model combines the turbocharged engine with electric motors to deliver a combined 366 horsepower. Equipped exclusively with Lexus’s advanced Direct4 AWD system, it offers enhanced driving dynamics and fuel efficiency. The F Sport trim adds sporty suspension tuning and more aggressive styling, appealing to drivers near Coral Gables or Doral who desire both performance and eco-consciousness.

  • Lexus TX 550h+ Plug-In Hybrid: The flagship of the lineup, this plug-in hybrid utilizes a 3.5-liter V6 engine paired with a robust lithium-ion battery, providing 404 horsepower and up to 33 miles of all-electric driving range. This model suits those in Miami who prioritize maximum fuel savings and electric-only commuting capability, offering a blend of power, efficiency, and luxury technology.

All TX models emphasize road-focused comfort and spaciousness, with seating for six or seven passengers depending on configuration choices like captain’s chairs versus bench seats. This lineup notably diverges from the more rugged, off-road-oriented Lexus GX, focusing instead on refined highway cruising and family-oriented amenities.

Explore our New Lexus TX inventory to see current models and configurations available at Lexus of Kendall.

Does Lexus TX Require Premium Gas?

The Lexus TX lineup requires premium 91-octane unleaded gasoline to maintain engine health and optimal performance. This requirement stems from the high-compression turbocharged engines and sophisticated hybrid powertrains that demand higher ignition quality to prevent knocking and enable smooth acceleration.

  • Engine Design and Fuel Needs: The TX 350’s turbo-four engine and the hybrid variants’ powertrains rely on premium fuel to perform efficiently. Premium gasoline has a higher octane rating, which means it resists premature ignition under compression, avoiding engine knock that can cause damage over time.

  • Performance and Longevity: Using premium fuel ensures the engine generates the expected horsepower and torque figures while protecting internal components. Lower-octane fuels might result in reduced power output, lower fuel economy, and potentially void manufacturer warranties if engine damage occurs.

  • Practical Guidance: Always consult your Lexus TX owner’s manual for specific fuel recommendations and inspect the inside label of your fuel door for reminders. Residents of Miami, Coral Gables, and Doral should also consider the availability of premium fuel at local service stations to support your Lexus’s performance needs.

For maintenance or fuel system checks, schedule service appointments directly with our Service Department.

Are Lexus TX Seats Comfortable?

Comfort is a hallmark of Lexus vehicles, and the TX series upholds this reputation with thoughtfully designed seating across all three rows.

  • Front Seats: The TX’s front seats provide ample support and comfort, featuring high seating positions that offer commanding views of the road. The “F Sport” variants include more heavily bolstered seats engineered for enhanced lateral support during spirited driving, while other trims use flatter, plush seats optimized for long-distance comfort.

  • Second and Third Rows: The second-row seats come in either a 60:40 split bench or optional captain’s chairs, the latter reducing seating capacity to six but increasing individual comfort and ease of access. Both row options offer heating and ventilation in higher trims, particularly advantageous for Miami’s warm climate. The third row, while more compact than the front rows, is spacious enough for adults, an improvement over previous Lexus three-row SUVs. Adjustable legroom and supportive cushioning add to the usability of this area.

  • Material Quality: Upholstery ranges from premium leatherette in base trims to semi-aniline leather in Luxury models, contributing to a refined and inviting cabin atmosphere. Interior finishes and materials also ensure durability and easy maintenance for families in Homestead or Doral.

Visit our used cars and Lexus Pre-Owned Inventory to explore quality pre-owned Lexus TX models featuring these comfort enhancements.

What Differentiates the TX 350 Premium from Luxury?

Understanding the trims helps buyers in Miami and Coral Gables select the ideal blend of features and style. The TX 350 Premium and Luxury trims share core powertrain specs but differ in design cues and comfort enhancements.

  • TX 350 Premium: This trim features bi-LED headlamps, 20-inch machine-finished wheels, and a panoramic glass roof that floods the cabin with natural light. Aluminum roof rails add utility for outdoor enthusiasts. The interior includes heated front seats, adaptive cruise control, and wireless smartphone charging as standard, making it a well-equipped starting point.

  • TX 350 Luxury: Building on the Premium’s foundation, the Luxury trim upgrades to optional 22-inch alloy wheels for a more commanding presence on the road. Inside, you’ll find semi-aniline leather upholstery, 10-way power-adjustable front seats with ventilated heating, ambient mood lighting, and heated second-row seats for enhanced passenger comfort. Additional convenience features such as power-reclining third-row seats and a hands-free power liftgate elevate the overall experience.

Both trims benefit from Lexus’s latest infotainment system via a sizable 14-inch touchscreen and advanced safety technology, ensuring a safe and connected ride around Miami and surrounding areas.

For detailed model comparisons and to explore available specials, browse our New Lexus IS lease offers, finance specials.

What Does the ‘T’ in Lexus TX Stand For?

Lexus uses a meaningful nomenclature system to represent characteristics of its models:

  • The letter T in TX stands for “Touring”, representing the vehicle’s focus on comfortable, long-distance cruising combined with spaciousness and luxury.
  • The X denotes a crossover SUV, emphasizing versatility and family-oriented utility.
  • Therefore, the Lexus TX is a Touring Crossover, engineered to deliver refined driving dynamics, advanced technology, and ample passenger and cargo space, distinguishing it from other Lexus SUVs like the off-road capable GX or the sportier RX.

This naming reflects Lexus’s commitment to blend elegance and practicality, especially suited for drivers in Miami’s urban and suburban environments.

Range and Efficiency of the Lexus TX 550h+

The TX 550h+ plug-in hybrid stands out with its electric-first capability designed for eco-conscious Miami drivers:

  • It offers an all-electric range of approximately 33 miles on a fully charged 18.1-kWh lithium-ion battery, sufficient for many daily commutes without consuming gasoline.
  • Once the battery is depleted, the vehicle seamlessly switches to hybrid operation, achieving a combined fuel economy estimated at 29 miles per gallon (MPG).
  • The hybrid system pairs a naturally aspirated 3.5-liter V6 with two electric motors and an advanced AWD system, enabling strong performance with a combined output of 404 horsepower.
  • Drivers can manually select EV mode, hybrid mode, or allow the system to automatically balance the two, optimizing efficiency based on driving conditions.

This model is ideal for residents of Coral Gables and Homestead aiming to reduce fuel consumption while enjoying Lexus luxury and space.

What is the Lexus TX Equivalent To?

The Lexus TX competes in a crowded luxury three-row SUV market with several notable rivals:

  • Acura MDX: Known for sharp handling and sporty driving, but with less cargo space and fewer hybrid options.
  • INFINITI QX60: Offers family-friendly comfort and similar seating capacity but lacks the plug-in hybrid powertrain.
  • Volvo XC90: Praised for safety and refined styling; offers hybrid powertrains but is slightly smaller inside.
  • Lincoln Aviator: Combines luxury and technology but with fewer powertrain options and less interior versatility.
  • BMW X5 and Mercedes-Benz GLE: More performance-oriented and pricier, but with less rear-seat and cargo space.

For buyers seeking value without sacrificing luxury, the Toyota Grand Highlander provides a similar size and layout but without Lexus’s upscale finishes and advanced technology.

Explore how the Lexus TX measures up against these competitors by browsing our Used Lexus SUV inventory and New Lexus SUV inventory.

What Model Did the Lexus TX Replace?

The Lexus TX was introduced to replace the RX L, which served as Lexus’s three-row SUV offering for several years. The RX L provided additional seating but was limited in space and comfort for third-row passengers.

  • The TX takes over as Lexus’s sole three-row crossover SUV, delivering a more substantial footprint, enhanced interior space, and modern powertrains including hybrid and plug-in hybrid options.
  • Built on Toyota’s TNGA-K platform shared with the Toyota Grand Highlander, the TX features improved body rigidity, quieter cabin acoustics, and advanced suspension systems tailored to luxury road use.

This transition marks Lexus’s dedication to providing the most versatile and luxurious three-row SUV experience for drivers in Miami and nearby communities.

Is the Lexus TX Fast?

Performance enthusiasts will appreciate the TX lineup’s varied acceleration capabilities:

  • The TX 350 accelerates from 0 to 60 mph in approximately 8 seconds, suitable for everyday driving but not designed for speed thrills.
  • The hybrid TX 500h F Sport Performance improves acceleration to around 6.1 seconds, combining efficiency with a sportier driving feel.
  • The flagship TX 550h+ plug-in hybrid delivers the quickest acceleration, hitting 60 mph in just 5.2 seconds despite its larger curb weight. Its combined 404 horsepower propels the SUV with confident power, making it competitive in its segment.

All models emphasize smooth, composed rides over outright speed, aligning with Lexus’s reputation for refined driving dynamics and comfort on Florida’s highways and city streets.

Service and Trade-In Options at Lexus of Kendall

Owning a Lexus TX in Miami provides peace of mind with expert service and trade-in support:

  • Schedule your vehicle’s routine maintenance or any repairs with our authorized Service Department, where factory-trained technicians use genuine Lexus parts to keep your TX running at peak performance.
  • Curious about your current vehicle’s value? Use our convenient trade value tool to get an estimate and explore upgrade options to a new or used Lexus TX.
  • Browse our extensive used cars and new Lexus inventories to find the perfect model and trim level for your family.

Whether you live near Homestead, Coral Gables, or Doral, Lexus of Kendall is your trusted destination for Lexus luxury SUVs and service excellence.

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