2025 INFINITI QX55 vs 2026 GMC Yukon

$50,150 · Crossover

$69,200 · SUV

Comparison Overview

The primary divergence between the 2025 INFINITI QX55 and the 2026 GMC Yukon is the substantial $19,050 MSRP gap, starting the QX55 at $50,150 versus the Yukon's $69,200. This financial divide correlates with performance metrics, where the Yukon offers 355 hp and 383 lb-ft of torque, significantly surpassing the QX55’s 268 hp and 280 lb-ft. Fuel economy presents another stark contrast: the QX55 achieves a 25 MPG combined rating (22/28 MPG City/Highway) while the larger Yukon is rated at only 17 MPG combined (15/20 MPG). Dimensionally, the Yukon extends to 210.1 inches in length, compared to the QX55's 186.3 inches, illustrating a difference in platform size. Despite the Yukon's exterior bulk, the QX55 slightly leads in cargo utility with 26.9 cu ft versus the Yukon’s 25.5 cu ft.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 INFINITI QX55

The QX55 offers significantly superior fuel economy at 25 MPG combined versus the Yukon’s 17 MPG combined rating.

👨‍👩‍👧‍👦 Best for Families

2026 GMC Yukon

The substantially larger dimensions of the Yukon, with a length of 210.1 inches, suggest greater passenger space than the smaller QX55.

🏎️ Best for Enthusiasts

2026 GMC Yukon

The GMC Yukon delivers 355 horsepower and 383 lb-ft of torque, substantially outpacing the QX55's 268 hp output.

💰 Best Value

2025 INFINITI QX55

The QX55 provides competitive utility and luxury starting $19,050 cheaper than the Yukon.

Choose the INFINITI QX55 if...

Your primary driving requires maximizing fuel efficiency, leveraging its 25 MPG combined rating.
Budget consciousness is paramount, given the $50,150 base MSRP.
A slightly more maneuverable footprint is preferred, with a length of 186.3 inches.

Choose the GMC Yukon if...

Maximum performance is required, provided by its 355 horsepower and 383 lb-ft of torque.
Towing or heavy-duty capability is necessary, implied by the larger SUV platform and RWD configuration.
A preference exists for a 10-speed shiftable automatic transmission over a CVT.

Key Dimensions

Dimension	INFINITI QX55	GMC Yukon
Length	186.3"	210.1"
Width	74.9"	81.0"
Height	63.8"	76.5"
Wheelbase	110.2"	121.0"

Features Comparison

Safety

Feature	INFINITI	GMC
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	2
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Third Row Head Airbags	—	✓

Engine

Feature	INFINITI	GMC
Base Engine Displacement	2.0 L	5.3 L
Number of Cylinders	inline 4	V8
Base Engine Type	gas	gas
Horsepower	268 hp @ 5600 rpm	355 hp @ 5600 rpm
Torque	280 lb-ft @ 4800 rpm	383 lb-ft @ 4100 rpm
Number of Valves	16	16
Camshaft Type	Double overhead cam (DOHC)	Overhead valves (OHV)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓
Cylinder Deactivation	—	✓

Drive Train

Feature	INFINITI	GMC
Transmission Type	continuously variable-speed automatic	10-speed shiftable automatic
Drivetrain Type	all wheel drive	rear wheel drive
Center Differential Type	Limited Slip	—
Rear Differential Type	—	Limited Slip

Fuel

Feature	INFINITI	GMC
Fuel Type	premium unleaded (recommended)	regular unleaded
EPA Fuel Economy (City/Highway)	22/28 MPG	15/20 MPG
EPA Fuel Economy (Combined)	25 MPG	17 MPG
EPA Driving Range (City/Highway)	352.0/448.0 mi.	360.0/480.0 mi.
Fuel Tank Capacity	16.0 gal.	24.0 gal.

Comfort & Convenience

Feature	INFINITI	GMC
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	✓	✓
Tilt and Telescopic Steering Wheel	—	✓
Front View Camera	—	✓
Side View Camera	—	✓
Front Parking Sensors	—	✓
Automatic Parking Assist	—	✓
3rd Row Cupholders	—	✓
Overhead Console with Storage	—	✓
Power Rear Seat Easy Entry	—	✓
Leatherette Steering Wheel	—	✓
Heated Steering Wheel	—	✓
Three Zone Climate Control	—	✓
Rear Ventilation Ducts with Fan Control	—	✓
Interior Air Filtration	—	✓
Sun Sensor	—	✓

In Car Entertainment

Feature	INFINITI	GMC
Infotainment Display	8.0 in	16.8 in
AM/FM Stereo	✓	✓
Speaker System	6	10
Android Auto (Wired)	✓	—
Apple CarPlay (Wired)	✓	—
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	—
Premium Speaker Brand	—	Bose
Subwoofer Count	—	1
Surround Audio	—	Discrete
Android Auto (Wireless)	—	✓
Apple CarPlay (Wireless)	—	✓
Auxiliary Audio Input	—	✓
Speed Sensitive Volume Control	—	✓

Power Feature

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

Frontseats

Feature	INFINITI	GMC
Front Head Room	39.9 in.	42.3 in.
Front Leg Room	39.6 in.	44.5 in.
Front Shoulder Room	57.9 in.	65.5 in.
Front Hip Room	55.6 in.	61.5 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	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
Passenger Seat Lumbar Support	—	Power

Rearseats

Feature	INFINITI	GMC
Rear Head Room	36.9 in.	38.9 in.
Rear Leg Room	38.7 in.	42.0 in.
Rear Shoulder Room	57.1 in.	64.7 in.
Rear Hip Room	53.8 in.	61.3 in.
Split-Folding Rear Seatback	✓	✓
Reclining Rear Seats	✓	—
Folding Center Armrest	✓	✓
Heated Rear Seats (Multi-Level)	—	✓
Power Folding Third Row Seat	—	✓

Tires and Wheels

Feature	INFINITI	GMC
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Diameter	20 in.	—
Tire Size	255/45R20	275/60R20
Run Flat Tires	✓	—
Wheel Size	—	20 x 9.0 in
Tire Type	—	All Season
Spare Tire Type	—	Full Size Non-Matching
Spare Tire Location	—	Underbody Mounted

Suspension

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

Warranty

Feature	INFINITI	GMC
Basic Warranty	4 yr./ 60000 mi.	3 yr./ 36000 mi.
Drivetrain Warranty	6 yr./ 70000 mi.	5 yr./ 60000 mi.
Corrosion/Rust Warranty	7 yr./ unlimited mi.	6 yr./ 100000 mi.
Roadside Assistance	4 yr./ 60000 mi.	5 yr./ 60000 mi.
Complimentary Scheduled Maintenance	3 yr./ 22500 mi.	1 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2025 INFINITI QX55 and 2026 GMC Yukon.

What is the difference in fuel requirements between the two vehicles?

The 2025 INFINITI QX55 recommends premium unleaded fuel, which typically adds to running costs, whereas the 2026 GMC Yukon operates on regular unleaded.

How does the drivetrain setup vary between the QX55 and the Yukon?

The QX55 comes standard with all-wheel drive for enhanced traction in varied conditions, while the base Yukon features a rear-wheel drive configuration.

Which vehicle offers better overall cargo capacity based on specifications?

The QX55 technically holds a slight edge in listed cargo space at 26.9 cu ft, beating the Yukon's 25.5 cu ft, despite the Yukon being significantly larger overall.

What power output delta separates these two crossovers/SUVs?

The Yukon generates 355 horsepower, creating an 87 hp advantage over the QX55, which is rated at 268 hp.

Are there significant differences in their body styles and size?

Yes, the QX55 is a crossover measuring 186.3 inches long, while the Yukon is a full-size SUV extending to 210.1 inches in length and standing taller at 76.5 inches.