Compare 2026 Lexus TX 350 vs 2026 Lexus GX 550
| 2026 Lexus TX 350 | 2026 Lexus GX 550 |
Engine |
|
| 2.4L Turbocharged I-4 | 3.4L Turbocharged V6 |
Horsepower |
|
| 275 hp | 349 hp |
MPG (City/Highway) |
|
| 21/27 * | 15/21 * |
Drivetrain |
|
| Front-Wheel Drive (AWD Optional) | Four-Wheel Drive |
0 to 60 Miles Per Hour |
|
| 8.0 seconds ** | 6.5 seconds ** |
Second & Third Row Legroom |
|
| 39.5 inches & 33.5 inches | 36.73 inches & 37.89 inches |
Max Towing Capacity |
|
| 5,000 lbs 1 | 9,063 lbs 1 |
Max Cargo Space |
|
| 97.0 cubic feet 2 | 76.9 cubic feet 2 |
2026 Lexus TX 350 vs 2026 Lexus GX 550
Serving Westmont, IL
The 2026 Lexus TX 350 and the GX 550 are roomy, three-row SUVs that offer refined styling, next-level engineering, and a slew of luxurious features. While both are premium options to consider for your upcoming auto purchase, there are extensive differences between these models from bumper to bumper. What should you be aware of before making your next purchase?
Performance
The Lexus TX 350 is the first of the TX's three variations. This option comes with a 275-horsepower, turbo 2.4-liter, four-cylinder gas engine. The unit produces 317 pound-feet of torque and mates with an eight-speed automatic transmission. You can choose between front-wheel or all-wheel drive.
The Lexus GX 550 is offered with one engine. This is a turbo 3.4-liter, V6 gas engine. This system delivers 349 horsepower and 479 pound-feet of torque. It pairs with an auto 10-speed transmission and comes with standard four-wheel drive.
Appearance
The TX 350 has a smoothly flowing profile with graceful curvature across the hood and roof. The sides are characterized by streaming, crisp contour lines and slightly squared-off wheel wells. At the front, the A-frame grille features horizontal crossbars and is topped by an LED bar. This bar stretches between the LED-boosted headlights. Below the headlights, thick, angled air vents hold small fog lights.
The GX 550, on the other hand, is distinctly boxy and has a more rugged look. Its flat hood and roof pair with chiseled, angled side definition and squared-off fenders. The A-frame grille is mounted above a body-colored grille element. The sleek headlights are underscored by an arrow-like LED ribbon.
Features
The TX 350 is well-appointed with desired luxuries and technologies like adaptive cruise control, a blind-spot warning system, lane centering, synthetic leather upholstery, lane keeping assistance, connected services with a wireless hotspot, intersection collision mitigation, a 14-inch touch display screen, heated front seats, a heated steering wheel, a 12.3-inch digital driver's panel, wireless smartphone app connections, and other features.
The GX 550 is available with many of these features. It stands apart with a navigation system, a sunroof, a hands-free power liftgate, a power-folding third row, a surround-view camera, an automated parking system, and numerous additional features.
Test Drive Your New Lexus Today
Our sales reps at McGrath Lexus of Westmont will stand by you as you continue learning about the TX and GX during your upcoming visit to our showroom. Contact us today to arrange your visit and schedule a test drive.
2026 Lexus TX 350 vs 2026 Lexus GX 550 FAQs
What is the main difference between the 2026 Lexus TX 350 and the 2026 Lexus GX 550?
The primary difference is performance and design focus. The Lexus TX 350 is a refined, road-focused three-row SUV with available front-wheel or all-wheel drive, while the Lexus GX 550 is a more rugged, body-on-frame SUV with standard four-wheel drive and higher horsepower.
Which Lexus SUV has more horsepower?
The 2026 Lexus GX 550 produces 349 horsepower from its twin-turbo 3.4-liter V6 engine. The 2026 Lexus TX 350 delivers 275 horsepower from a turbocharged 2.4-liter four-cylinder engine.
Is the Lexus GX 550 more capable off-road than the TX 350?
Yes. The GX 550 features standard four-wheel drive and a more rugged design, making it better suited for off-road driving and towing compared to the TX 350.
Does the 2026 Lexus TX 350 offer all-wheel drive?
Yes. The TX 350 is available with either front-wheel drive or all-wheel drive, allowing drivers to choose the configuration that best fits their needs.
Which Lexus SUV offers better fuel efficiency?
The Lexus TX 350 is generally expected to offer better fuel efficiency due to its smaller turbocharged four-cylinder engine, while the GX 550 prioritizes power and capability.
What technology features come standard on the 2026 Lexus TX 350?
The TX 350 includes a 14-inch touchscreen display, a 12.3-inch digital instrument cluster, wireless Apple CarPlay® and Android Auto™, adaptive cruise control, blind-spot monitoring, lane keeping assist, and connected services.
What additional features does the Lexus GX 550 offer?
The GX 550 adds features such as a navigation system, sunroof, hands-free power liftgate, power-folding third row, surround-view camera, and available automated parking assistance.
Do both the TX 350 and GX 550 have three rows of seating?
Yes. Both the 2026 Lexus TX 350 and 2026 Lexus GX 550 are three-row SUVs designed to accommodate families and larger passenger groups.
Which Lexus SUV is better for families?
The TX 350 offers a smoother, more car-like ride and flexible seating options, making it ideal for daily commuting and family road trips. The GX 550 appeals to families who want luxury combined with greater towing and off-road capability.
Where can I compare the 2026 Lexus TX 350 and GX 550 near me?
You can compare both models in person at McGrath Lexus of Westmont and schedule a test drive to determine which luxury SUV fits your lifestyle.
Images are for illustration purposes only.
* EPA-estimated MPG ratings. Use for comparison purposes only. Your mileage will vary for many reasons, including your vehicle's condition and how/where you drive. See www.fueleconomy.gov.
** Performance figures are for comparison only and were obtained with prototype vehicles by professional drivers.
1. Never tow beyond a vehicle's published towing capacities.
2. Cargo and load capacity limited by weight and distribution. Always properly secure cargo and cargo area.