2025 INFINITI QX55 vs 2025 Lexus TX

$50,150 · Crossover

$55,140 · Crossover

Comparison Overview

The 2025 INFINITI QX55 leaps out with its coupe-like styling and surprising agility, featuring 268 hp and 280 lb-ft of torque wrapped in a compact 186.3-inch frame, aiming for spirited driving. Conversely, the massive 2025 Lexus TX leans into imposing presence and brute strength, boasting 275 hp and a commanding 317 lb-ft of torque, all while offering substantial interior space. While the QX55 achieves a slightly better 25 MPG combined, the TX requires premium fuel, whereas the QX55 only recommends it. Priced at $50,150 versus the TX's $55,140, the INFINITI undercuts its larger rival by nearly $5,000. The QX55 prioritizes a nimble footprint and efficiency, whereas the TX dominates with its sheer size, delivering superior torque, albeit sacrificing the QX55's superior 26.9 cu ft of cargo space compared to the TX's 20.2 cu ft.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 INFINITI QX55

The QX55 is the clear winner for commuters due to its more efficient 25 MPG combined rating and smaller dimensions making city navigation easier.

👨‍👩‍👧‍👦 Best for Families

2025 Lexus TX

The Lexus TX is better suited for families due to its significantly larger dimensions, offering a more robust presence and a higher ride height at 70.1 inches.

🏎️ Best for Enthusiasts

2025 Lexus TX

The Lexus TX appeals more to driving enthusiasts seeking raw pulling power due to its higher 317 lb-ft of torque output.

💰 Best Value

2025 INFINITI QX55

The QX55 provides better value by offering a competitive power output for $4,990 less than the Lexus TX.

Choose the INFINITI QX55 if...

You prioritize fuel economy and can take advantage of the recommended premium fuel to save slightly on operating costs (25 MPG combined).
You value a lower entry price point, with the QX55 starting at $50,150.
You need maximum usable storage space, as the QX55 offers 26.9 cubic feet of cargo capacity compared to the TX's smaller volume.

Choose the Lexus TX if...

You require maximum performance grunt, evidenced by the TX's superior 317 lb-ft of torque.
You need the greater road presence and easier ingress/egress afforded by the TX's larger 70.1-inch height.
You prefer the traditional, predictable feel of an 8-speed automatic transmission over a CVT.

Key Dimensions

Dimension	INFINITI QX55	Lexus TX
Length	186.3"	203.1"
Width	74.9"	78.3"
Height	63.8"	70.1"
Wheelbase	110.2"	116.1"

Features Comparison

Safety

Feature	INFINITI	Lexus
Blind Spot Monitor	✓	✓
Lane Departure Warning	✓	✓
Lane Keeping Assist System	✓	✓
Rear Cross Traffic Alert	✓	✓
Pre-Collision Safety System	✓	✓
Post-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Dual Rear Side-Mounted Airbags	✓	—
Front Head Airbags	✓	✓
Rear Head Airbags	✓	✓
Passenger Airbag Occupant Sensing Deactivation	✓	✓
Electronic Stability Control	✓	✓
Traction Control System	✓	✓
LATCH System	✓	✓
Rear Door Child Safety Locks	✓	✓
Anti-lock Brakes (ABS)	4-Wheel	4-Wheel
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Daytime Running Lights	✓	✓
Front Fog Lights	✓	✓
Integrated Turn Signal Mirrors	✓	—
Front Headrests	2	2
Front Height Adjustable Headrests	✓	✓
Rear Headrests	3	3
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Third Row Head Airbags	—	✓

Engine

Feature	INFINITI	Lexus
Base Engine Displacement	2.0 L	2.4 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	gas	gas
Horsepower	268 hp @ 5600 rpm	275 hp @ 6000 rpm
Torque	280 lb-ft @ 4800 rpm	317 lb-ft @ 1700 rpm
Number of Valves	16	16
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	INFINITI	Lexus
Transmission Type	continuously variable-speed automatic	8-speed automatic
Drivetrain Type	all wheel drive	front wheel drive
Center Differential Type	Limited Slip	—

Fuel

Feature	INFINITI	Lexus
Fuel Type	premium unleaded (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	22/28 MPG	21/27 MPG
EPA Fuel Economy (Combined)	25 MPG	23 MPG
EPA Driving Range (City/Highway)	352.0/448.0 mi.	373.8/480.6 mi.
Fuel Tank Capacity	16.0 gal.	17.8 gal.

Comfort & Convenience

Feature	INFINITI	Lexus
Push Button Start	✓	✓
Power Tilt and Telescopic Steering Wheel	✓	✓
Transmission Controls on Steering Wheel	✓	✓
Cruise Control on Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Rear View Camera	✓	✓
Rear Parking Sensors	✓	✓
Wireless Charging Pad	✓	✓
Adaptive Cruise Control	✓	✓
Universal Remote Transmitter	✓	—
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	✓
Dual Zone Climate Control	✓	—
Rear Ventilation Ducts	✓	—
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	—
Front Parking Sensors	—	✓
3rd Row Cupholders	—	✓
Overhead Console with Storage	—	✓
Manual Rear Seat Easy Entry	—	✓
Heated Steering Wheel	—	✓
Three Zone Climate Control	—	✓
Rear Ventilation Ducts with Fan Control	—	✓
Interior Air Filtration	—	✓

In Car Entertainment

Feature	INFINITI	Lexus
Infotainment Display	8.0 in	14.0 in
AM/FM Stereo	✓	✓
Speaker System	6	—
Android Auto (Wired)	✓	—
Apple CarPlay (Wired)	✓	—
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	3 months
Android Auto (Wireless)	—	✓
Apple CarPlay (Wireless)	—	✓

Power Feature

Feature	INFINITI	Lexus
One-Touch Power Windows	4	4
Moonroof Type	1st Row Power Glass	—
Keyless Entry	✓	✓
Reverse Tilt Dual Mirrors	✓	✓
Heated Mirrors	✓	✓

Frontseats

Feature	INFINITI	Lexus
Front Head Room	39.9 in.	41.4 in.
Front Leg Room	39.6 in.	41.6 in.
Front Shoulder Room	57.9 in.	60.0 in.
Front Hip Room	55.6 in.	56.5 in.
Seat Material: Leather	✓	—
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	2	—
Passenger Seat Power Adjustments	8-way	8-way
Passenger Seat Height Adjustment	✓	✓
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Seat Material: Leatherette	—	✓
Passenger Seat Lumbar Support	—	Power

Rearseats

Feature	INFINITI	Lexus
Rear Head Room	36.9 in.	40.1 in.
Rear Leg Room	38.7 in.	39.5 in.
Rear Shoulder Room	57.1 in.	59.0 in.
Rear Hip Room	53.8 in.	56.8 in.
Split-Folding Rear Seatback	✓	✓
Reclining Rear Seats	✓	✓
Folding Center Armrest	✓	✓
Manual Folding Third Row Seat	—	✓

Tires and Wheels

Feature	INFINITI	Lexus
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Diameter	20 in.	20 in.
Tire Size	255/45R20	255/55R20
Run Flat Tires	✓	—
Tire Type	—	All Season
Spare Tire Type	—	Temporary

Suspension

Feature	INFINITI	Lexus
Four-Wheel Independent Suspension	✓	✓
Front Stabilizer Bar	✓	✓
Rear Stabilizer Bar	✓	✓

Warranty

Feature	INFINITI	Lexus
Basic Warranty	4 yr./ 60000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	6 yr./ 70000 mi.	6 yr./ 70000 mi.
Corrosion/Rust Warranty	7 yr./ unlimited mi.	6 yr./ unlimited mi.
Roadside Assistance	4 yr./ 60000 mi.	4 yr./ unlimited mi.
Complimentary Scheduled Maintenance	3 yr./ 22500 mi.	1 yr./ 10000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 INFINITI QX55 and 2025 Lexus TX.

How significant is the size difference between the 2025 INFINITI QX55 and the 2025 Lexus TX?

The difference is substantial; the Lexus TX is over 16 inches longer (203.1 inches vs. 186.3 inches) and nearly 3.5 inches wider (78.3 inches vs. 74.9 inches). This results in the TX having a much larger cabin and road presence, while the QX55 remains the more agile choice.

Which vehicle is more potent in terms of engine output?

The Lexus TX has a slight edge in overall power, delivering 275 hp compared to the QX55's 268 hp. More notably, the TX achieves significantly more pulling power with 317 lb-ft of torque versus the QX55's 280 lb-ft, although both require premium unleaded fuel.

Does the QX55's cargo capacity make up for its smaller size?

Yes, despite being significantly smaller externally, the INFINITI QX55 actually offers more usable cargo space at 26.9 cubic feet, beating the Lexus TX's 20.2 cubic feet. This highlights the QX55's efficiency in packaging.

What is the cost difference and what does the TX offer for the extra $4,990?

The Lexus TX costs $4,990 more than the QX55. For that premium, buyers gain higher torque (317 lb-ft vs 280 lb-ft), a standard 8-speed automatic, and substantially larger overall dimensions.

How do the transmissions and drivetrains compare for daily driving?

The QX55 utilizes an all-wheel-drive system paired with a continuously variable-speed automatic transmission (CVT), optimized for smoothness. In contrast, the Lexus TX defaults to front-wheel drive with a conventional 8-speed automatic, which some drivers prefer for a more traditional shifting experience.

Is the fuel economy significantly different between these two models?

Yes, the INFINITI QX55 provides better fuel economy, achieving 25 MPG combined, compared to the larger Lexus TX's 23 MPG combined rating. The QX55 also only *recommends* premium fuel, while the TX *requires* it.