2025 INFINITI QX55 vs 2026 BMW X6

$50,150 · Crossover

$76,400 · Crossover

Comparison Overview

The $26,250 MSRP gap between the 2025 INFINITI QX55 ($50,150) and the 2026 BMW X6 ($76,400) is the most significant numerical divergence. Performance metrics favor the X6 significantly, delivering 375 hp and 398 lb-ft of torque compared to the QX55's 268 hp and 280 lb-ft. However, the QX55 presents a considerable efficiency advantage, achieving 25 combined MPG against the X6 (which lacks a comparable combined rating but uses required premium fuel). While the X6 is larger overall (195.0 inches long vs. 186.3 inches for the QX55), cargo capacity is nearly identical, with the X6 offering a marginal lead at 27.4 cu ft versus 26.9 cu ft. The QX55's use of recommended premium fuel versus the X6's required premium fuel also influences long-term operating costs.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 INFINITI QX55

The QX55 provides superior fuel efficiency at 25 combined MPG, making daily commuting costs lower than the higher-performance X6.

👨‍👩‍👧‍👦 Best for Families

2026 BMW X6

The 2026 BMW X6 offers greater overall exterior dimensions (195.0 inches long and 78.9 inches wide) which usually translate to better passenger comfort.

🏎️ Best for Enthusiasts

2026 BMW X6

The BMW X6 provides a commanding performance edge with 375 hp and 398 lb-ft of torque, significantly outgunning the QX55's 268 hp.

💰 Best Value

2025 INFINITI QX55

The INFINITI QX55 undercuts the BMW X6 on initial purchase price by $26,250, offering substantial savings for the price.

Choose the INFINITI QX55 if...

The budget constraint necessitates an MSRP under $51,000, as the QX55 starts at $50,150.
Maximum fuel economy for routine driving is prioritized, indicated by the QX55’s 25 combined MPG rating.
You prefer a continuously variable-speed automatic transmission paired with a slightly smaller footprint (186.3 inches in length).

Choose the BMW X6 if...

Maximum acceleration and power output are essential, driven by the X6's 375 hp and 398 lb-ft of torque.
A premium driving experience demanding standard 8-speed shiftable automatic transmission is desired.
Greater exterior size and a slightly higher cargo capacity (27.4 cu ft) are required features.

Key Dimensions

Dimension	INFINITI QX55	BMW X6
Length	186.3"	195.0"
Width	74.9"	78.9"
Height	63.8"	66.5"
Wheelbase	110.2"	117.1"

Features Comparison

Safety

Feature	INFINITI	BMW
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	✓	✓
Driver Attention Alert	—	✓
Brake Drying	—	✓
Brake Preparation System	—	✓
Adaptive Headlights	—	✓
Self-Leveling Headlights	—	✓
Cornering Lights	—	✓
Front Multi-Adjustable Headrests	—	✓

Engine

Feature	INFINITI	BMW
Base Engine Displacement	2.0 L	3.0 L
Number of Cylinders	inline 4	inline 6
Base Engine Type	gas	mild hybrid
Horsepower	268 hp @ 5600 rpm	375 hp @ 5200 rpm
Torque	280 lb-ft @ 4800 rpm	398 lb-ft @ 1500 rpm
Number of Valves	16	24
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	INFINITI	BMW
Transmission Type	continuously variable-speed automatic	8-speed shiftable automatic
Drivetrain Type	all wheel drive	all wheel drive
Center Differential Type	Limited Slip	Limited Slip
Hill Descent Control	—	✓

Fuel

Feature	INFINITI	BMW
Fuel Type	premium unleaded (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	22/28 MPG	—
EPA Fuel Economy (Combined)	25 MPG	—
EPA Driving Range (City/Highway)	352.0/448.0 mi.	0/0 mi.
Fuel Tank Capacity	16.0 gal.	21.9 gal.

Comfort & Convenience

Feature	INFINITI	BMW
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	—	✓
Rear Parking Sensors with Side Sensing	—	✓
Driver Assisted Parking Assist	—	✓
Cruise Control	—	✓
Interior Air Filtration	—	✓
Extended Cabin Heating/Cooling	—	✓

In Car Entertainment

Feature	INFINITI	BMW
Infotainment Display	8.0 in	14.9 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	12 months
Stereo Power	—	205W
Android Auto (Wireless)	—	✓
Apple CarPlay (Wireless)	—	✓

Power Feature

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

Frontseats

Feature	INFINITI	BMW
Front Head Room	39.9 in.	39.3 in.
Front Leg Room	39.6 in.	40.4 in.
Front Shoulder Room	57.9 in.	61.4 in.
Front Hip Room	55.6 in.	—
Seat Material: Leather	✓	—
Front Seat Type: Bucket	✓	—
Driver Seat Power Adjustments	8-way	12-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	2	2
Passenger Seat Power Adjustments	8-way	12-way
Passenger Seat Height Adjustment	✓	✓
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Seat Material: Leatherette	—	✓
Front Seat Type: Sport	—	✓
Driver Seat Manual Adjustments	—	2-way
Driver Seat Thigh Extension	—	✓
Passenger Seat Manual Adjustments	—	2-way
Passenger Seat Lumbar Support	—	Power
Passenger Seat Thigh Extension	—	✓

Rearseats

Feature	INFINITI	BMW
Rear Head Room	36.9 in.	37.5 in.
Rear Leg Room	38.7 in.	35.7 in.
Rear Shoulder Room	57.1 in.	60.7 in.
Rear Hip Room	53.8 in.	—
Split-Folding Rear Seatback	✓	✓
Reclining Rear Seats	✓	—
Folding Center Armrest	✓	—
Folding Rear Seat Feature	—	✓
Pass-Thru Center Armrest	—	✓

Tires and Wheels

Feature	INFINITI	BMW
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Diameter	20 in.	—
Tire Size	255/45R20	275/45R20
Run Flat Tires	✓	✓
Wheel Size	—	20 x 9.0 in

Suspension

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

Warranty

Feature	INFINITI	BMW
Basic Warranty	4 yr./ 60000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	6 yr./ 70000 mi.	4 yr./ 50000 mi.
Corrosion/Rust Warranty	7 yr./ unlimited mi.	12 yr./ unlimited mi.
Roadside Assistance	4 yr./ 60000 mi.	4 yr./ unlimited mi.
Complimentary Scheduled Maintenance	3 yr./ 22500 mi.	3 yr./ 36000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 INFINITI QX55 and 2026 BMW X6.

What is the direct performance deficit when comparing the QX55 to the X6?

The 2026 BMW X6 delivers 107 more horsepower (375 hp vs. 268 hp) and 118 lb-ft more torque (398 lb-ft vs. 280 lb-ft) than the 2025 INFINITI QX55. This power gap is directly reflected in their acceleration capabilities, favoring the X6.

How does fuel requirement affect the long-term cost between these two crossovers?

The QX55 requires premium unleaded fuel, which is recommended, whereas the X6 explicitly requires it. While both demand higher-octane fuel, the QX55 achieves 25 combined MPG, which should result in lower overall fuel expenditure compared to the less efficient X6.

Is the significant price difference justified by interior or cargo space advantages in the X6?

No, the $26,250 price difference does not translate to meaningful cargo space gains; the QX55 offers 26.9 cu ft while the X6 offers 27.4 cu ft. Furthermore, the X6 is significantly larger externally at 195.0 inches long.

What is the transmission difference between the two AWD models?

The 2025 INFINITI QX55 utilizes a continuously variable-speed automatic transmission (CVT). In contrast, the 2026 BMW X6 employs a more traditional 8-speed shiftable automatic transmission, often preferred by performance drivers.

How do the dimensions compare for maneuverability in tight urban settings?

The 2025 INFINITI QX55 is notably smaller across all metrics, measuring 186.3 inches long and 74.9 inches wide. This compact size makes the QX55 inherently more agile and easier to park than the larger 2026 BMW X6.

Does the lower MSRP of the QX55 imply significantly lower standard equipment?

While equipment lists vary, the MSRP difference of $26,250 primarily accounts for the vast gap in engine output and transmission technology between the two models. The QX55 enters at $50,150, while the X6 begins at $76,400.