2025 GMC Yukon XL vs 2025 INFINITI QX55

$69,900 · SUV

$50,150 · Crossover

Comparison Overview

Trying to decide between a giant, truck-based people hauler and a sleek, smaller crossover can be tough! The 2025 GMC Yukon XL, starting at $69,900, prioritizes sheer size and capability, boasting a massive 225.2 inches in length and delivering 355 hp. Contrast that with the far more economical 2025 INFINITI QX55, priced $19,750 less at $50,150. The QX55 pulls ahead significantly in efficiency, achieving a 25 combined MPG compared to the Yukon XL's 17 combined MPG, a substantial 8 MPG difference. While the Yukon XL offers superior hauling space with 41.5 cu ft of cargo capacity, the QX55's smaller footprint and AWD setup make it nimbler for daily driving. Power figures also clearly separate them, with the Yukon XL having 87 more horsepower than the QX55's 268 hp, making this a clear choice between brute force utility and everyday frugality.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 INFINITI QX55

The QX55 wins for commuters due to its superior 25 combined MPG rating versus the Yukon XL's 17 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 GMC Yukon XL

The Yukon XL is the better family hauler because of its much larger physical footprint and greater 41.5 cu ft of cargo capacity.

🏎️ Best for Enthusiasts

2025 GMC Yukon XL

Enthusiasts will likely favor the Yukon XL for its higher output of 355 hp and 383 lb-ft of torque.

💰 Best Value

2025 INFINITI QX55

The QX55 offers significantly better value, starting at $50,150, which is $19,750 less than the Yukon XL.

Choose the GMC Yukon XL if...

You absolutely need maximum passenger and cargo room, indicated by its 225.2-inch length and 41.5 cu ft capacity.
You prioritize maximum towing and power, relying on the 355 hp V8 engine.
You prefer the peace of mind of regular unleaded fuel over the QX55's premium recommendation.

Choose the INFINITI QX55 if...

You are focused on fuel costs, benefiting from 8 MPG better combined efficiency (25 MPG vs. 17 MPG).
You need better maneuverability and a lower entry price point, saving $19,750 off the MSRP.
You prefer the sure-footedness of All-Wheel Drive (AWD) over the Yukon XL's RWD setup.

Key Dimensions

Dimension	GMC Yukon XL	INFINITI QX55
Length	225.2"	186.3"
Width	81.0"	74.9"
Height	76.5"	63.8"
Wheelbase	134.0"	110.2"

Features Comparison

Safety

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

Engine

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

Drive Train

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

Fuel

Feature	GMC	INFINITI
Fuel Type	regular unleaded	premium unleaded (recommended)
EPA Fuel Economy (City/Highway)	15/20 MPG	22/28 MPG
EPA Fuel Economy (Combined)	17 MPG	25 MPG
EPA Driving Range (City/Highway)	420.0/560.0 mi.	352.0/448.0 mi.
Fuel Tank Capacity	28.0 gal.	16.0 gal.

Comfort & Convenience

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

In Car Entertainment

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

Power Feature

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

Frontseats

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

Rearseats

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

Tires and Wheels

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

Suspension

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

Warranty

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

Frequently Asked Questions

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

What is the actual fuel economy difference between these two vehicles?

There is a notable 8 MPG gap in efficiency. The 2025 INFINITI QX55 achieves 25 combined MPG, whereas the much larger 2025 GMC Yukon XL only manages 17 combined MPG.

How much cheaper is the QX55 compared to the Yukon XL?

The 2025 INFINITI QX55 has a significantly lower starting MSRP of $50,150, making it $19,750 more affordable than the $69,900 2025 GMC Yukon XL.

Is the Yukon XL's extra size actually reflected in the cargo area?

Yes, the Yukon XL’s huge frame translates directly into storage superiority. It offers 41.5 cu ft of cargo capacity compared to the QX55’s 26.9 cu ft.

Which vehicle provides significantly more engine performance?

The GMC Yukon XL is the clear power leader, delivering 355 hp and 383 lb-ft of torque, besting the QX55’s 268 hp and 280 lb-ft of torque by 87 horsepower.

Do the drivetrains differ significantly for everyday driving?

They do; the Yukon XL utilizes a traditional Rear Wheel Drive (RWD) configuration with a 10-speed automatic, while the QX55 features All-Wheel Drive (AWD) paired with a Continuously Variable Transmission (CVT).

Do I need premium gas for either of these large vehicles?

The 2025 GMC Yukon XL runs on regular unleaded fuel, which is generally cheaper per gallon. Conversely, the 2025 INFINITI QX55 recommends premium unleaded fuel for its 268 hp engine.