Compare the2024 Lexus LXVS 2024 Infiniti QX80

The LX has a standard Secondary Collision Brake, which automatically applies the brakes in the event of a crash to help prevent secondary collisions and prevent further injuries. The QX80 doesn’t offer a post collision braking system: in the event of a collision that triggers the airbags, more collisions are possible without the protection of airbags that may have already deployed.

To provide maximum traction and stability on all roads, All-Wheel Drive is standard on the LX. But it costs extra on the QX80.

When descending a steep, off-road slope, the LX’s standard CRAWL Control allows you to creep down safely. The QX80 doesn’t offer CRAWL Control.

The LX’s driver alert monitor detects an inattentive driver then sounds a warning and suggests a break. According to the NHTSA, drivers who fall asleep cause about 100,000 crashes and 1500 deaths a year. The QX80 doesn’t offer a driver alert monitor.

Both the LX and the QX80 have standard driver and passenger frontal airbags, front side-impact airbags, driver and front passenger knee airbags, side-impact head airbags, front and rear seatbelt pretensioners, height adjustable front shoulder belts, plastic fuel tanks, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, lane departure warning systems, blind spot warning systems, around view monitors and rear cross-path warning.

There are over 20 percent more Lexus dealers than there are Infiniti dealers, which makes it easier should you ever need service under the LX’s warranty.

A reliable vehicle saves its owner time, money and trouble. Nobody wants to be stranded or have to be without a vehicle while it’s being repaired. Consumer Reports rates the LX’s reliability 20 points higher than the QX80.

J.D. Power and Associates’ 2023 Initial Quality Study of new car owners surveyed provide the statistics that show that Lexus vehicles are better in initial quality than Infiniti vehicles. J.D. Power ranks Lexus above average in initial quality. With 41 more problems per 100 vehicles, Infiniti is rated below average.

J.D. Power and Associates’ 2022 survey of the owners of three-year-old vehicles provides the long-term dependability statistics that show that Lexus vehicles are more reliable than Infiniti vehicles. J.D. Power ranks Lexus above average in long-term dependability. With 33 more problems per 100 vehicles in the first three years of ownership, Infiniti is rated below average.

The LX’s 3.4 turbo V6 produces 9 more horsepower (409 vs. 400) and 66 lbs.-ft. more torque (479 vs. 413) than the QX80’s 5.6 DOHC V8.

As tested in Car and Driver the Lexus LX is faster than the Infiniti QX80:

On the EPA test cycle the LX gets better mileage than the QX80:

In heavy traffic or at stoplights the LX’s engine automatically turns off when the vehicle is stopped, saving fuel and reducing pollution. The engine is automatically restarted when the driver gets ready to move again. If the conditions warrant or the driver wishes, the system can be manually disabled at any time for the duration of a trip. The QX80 doesn’t offer an automatic engine start/stop system.

A 10-speed automatic is standard on the Lexus LX, for better acceleration and lower engine speed on the highway. Only a seven-speed automatic is available for the QX80.

The LX stops shorter than the QX80:

The LX offers an optional driver-adjustable suspension system. It allows the driver to choose between an extra-supple ride, reducing fatigue on long trips, or a sport setting, which allows maximum control for tricky roads or off-road. The QX80’s suspension doesn’t offer adjustable shock absorbers.

The LX 600 F Sport handles at .75 G’s, while the QX80 AWD pulls only .72 G’s of cornering force in a Car and Driver skidpad test.

For better maneuverability, the LX’s turning circle is 1.9 feet tighter than the QX80’s (39.4 feet vs. 41.3 feet).

The LX is 10 inches shorter than the QX80, making the LX easier to handle, maneuver and park in tight spaces.

A low lift-over cargo hatch design makes loading and unloading the LX easier. The LX’s cargo hatch lift-over height is 31.6 inches, while the QX80’s liftover is 35.8 inches. The LX 600 Ultra Luxury’s liftover is only 31 inches.

To make loading groceries and cargo easier when your hands are full, the LX Premium/F Sport/Luxury/Ultra Luxury’s liftgate can be opened and closed just by kicking your foot under the back bumper, leaving your hands completely free. The QX80 doesn’t offer a hands-free gesture to open its liftgate, forcing you to put cargo down if your hands are full.

J.D. Power and Associates surveys of service recipients show that Lexus service is better than Infiniti. J.D. Power ranks Lexus first in service department satisfaction. With a 35% lower rating, Infiniti is ranked 9th.

Unlike the driver-only memory system in the QX80, the LX has standard driver and passenger memory, so that when drivers switch, the memory setting adjusts the driver’s seat, steering wheel position and outside mirror angle and the front passenger seat also adjusts to the new passenger’s preset preferences.

The LX Premium/F Sport/Luxury/Ultra Luxury has a standard heads-up display that projects speed, tachometer and navigation instruction readouts in front of the driver’s line of sight, allowing drivers to view information without diverting their eyes from the road. The QX80 doesn’t offer a heads-up display.

The LX’s power parking brake sets with one touch and releases with one touch or automatically. The QX80’s parking brake has to be released manually.

The power windows standard on both the LX and the QX80 have locks to prevent small children from operating them. When the lock on the LX is engaged the driver can still operate all of the windows, for instance to close one opened by a child. The QX80 prevents the driver from operating the other windows just as it does the other passengers.

Manual rear side window sunshades are available in the LX to help block heat and glare for the rear passengers. The QX80 doesn’t offer rear side window sunshades.

Optional air conditioned front and second row seats keep the LX’s passengers comfortable and take the sting out of hot leather in summer. The QX80 doesn’t offer air-conditioned seats for the second row.

Both the LX and the QX80 offer available massaging front seats. The LX Ultra Luxury also has standard massaging second row seats in order to maximize comfort and eliminate fatigue on long trips. Massaging second row seats aren’t available in the QX80.