2025 BMW X5 M vs 2026 INFINITI QX80

$127,200 · Crossover

$83,750 · SUV

Comparison Overview

The most significant divergence between the 2025 BMW X5 M and the 2026 INFINITI QX80 is the MSRP, with the X5 M commanding $127,200 compared to the QX80's $83,750, representing a $43,450 spread. Performance metrics clearly favor the BMW, which delivers 617 hp, substantially eclipsing the QX80's 450 hp, though the QX80 maintains a slight edge in torque with 516 lb-ft versus the X5 M's 553 lb-ft. Fuel economy shows the QX80 achieving 18 combined MPG, superior to the X5 M's 15 combined MPG. Dimensionally, the QX80 is the larger vehicle at 211.2 inches long and 76.6 inches high, while the X5 M offers marginally better utility with 33.9 cu ft of cargo capacity compared to the QX80's 22 cu ft.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 INFINITI QX80

The 2026 INFINITI QX80 is preferred for commuting due to its better fuel economy of 18 combined MPG versus the X5 M's 15 MPG.

👨‍👩‍👧‍👦 Best for Families

2026 INFINITI QX80

The QX80's significantly larger exterior dimensions, including 76.6 inches in height, suggest a more spacious passenger volume than the smaller X5 M.

🏎️ Best for Enthusiasts

2025 BMW X5 M

The 2025 BMW X5 M dominates performance metrics, producing 617 hp compared to the QX80's 450 hp.

💰 Best Value

2026 INFINITI QX80

The QX80 offers a lower entry price of $83,750 while delivering more torque (516 lb-ft) than its competitor.

Choose the BMW X5 M if...

Absolute peak horsepower (617 hp) is the primary performance metric sought.
A relatively lower cargo floor is desired, as 33.9 cu ft is available for storage.
The specific handling characteristics of an 8-speed shiftable automatic transmission paired with AWD are preferred.

Choose the INFINITI QX80 if...

Operating budget requires maximizing fuel efficiency (18 combined MPG vs. 15 MPG).
A maximum purchase price differential of $43,450 less is required.
A physically larger vehicle (211.2 inches long and 76.6 inches high) is necessary for the user's needs.

Key Dimensions

Dimension	BMW X5 M	INFINITI QX80
Length	194.8"	211.2"
Width	79.3"	83.3"
Height	69.4"	76.6"
Wheelbase	117.0"	121.1"

Features Comparison

Safety

Feature	BMW	INFINITI
Blind Spot Monitor	✓	✓
Lane Departure Warning	✓	✓
Rear Cross Traffic Alert	✓	✓
Driver Attention Alert	✓	✓
Pre-Collision Safety System	✓	✓
Post-Collision Safety System	✓	✓
Dual Front 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
Brake Drying	✓	—
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Preparation System	✓	✓
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Self-Leveling Headlights	✓	—
Daytime Running Lights	✓	✓
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Power Adjustable Headrests	✓	—
Rear Headrests	3	2
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	—
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Lane Keeping Assist System	—	✓
Third Row Head Airbags	—	✓
Front Fog Lights	—	✓
Front Height Adjustable Headrests	—	✓

Engine

Feature	BMW	INFINITI
Base Engine Displacement	4.4 L	3.5 L
Number of Cylinders	V8	V6
Base Engine Type	mild hybrid	gas
Horsepower	617 hp @ 6000 rpm	450 hp @ 5600 rpm
Torque	553 lb-ft @ 1800 rpm	516 lb-ft @ 3600 rpm
Number of Valves	32	24
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	BMW	INFINITI
Transmission Type	8-speed shiftable automatic	9-speed shiftable automatic
Drivetrain Type	all wheel drive	rear wheel drive
[object Object]	✓	—
[object Object]	✓	—
Hill Descent Control	✓	—

Fuel

Feature	BMW	INFINITI
Fuel Type	premium unleaded (required)	premium unleaded (recommended)
EPA Fuel Economy (City/Highway)	13/18 MPG	16/20 MPG
EPA Fuel Economy (Combined)	15 MPG	18 MPG
EPA Driving Range (City/Highway)	284.7/394.2 mi.	377.6/472.0 mi.
Fuel Tank Capacity	21.9 gal.	23.6 gal.

Comfort & Convenience

Feature	BMW	INFINITI
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	✓	✓
Front View Camera	✓	✓
Side View Camera	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
Automatic Parking Assist	✓	—
Wireless Charging Pad	✓	✓
Cruise Control	✓	—
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Front Seatback Storage	✓	✓
Leather Steering Wheel	✓	✓
Heated Steering Wheel	✓	✓
Four Zone Climate Control	✓	—
Rear Ventilation Ducts with Fan Control	✓	✓
Interior Air Filtration	✓	✓
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Adaptive Cruise Control	—	✓
3rd Row Cupholders	—	✓
Overhead Console with Storage	—	✓
Manual Rear Seat Easy Entry	—	✓
Three Zone Climate Control	—	✓

In Car Entertainment

Feature	BMW	INFINITI
Infotainment Display	14.9 in	14.3 in
AM/FM Stereo	✓	✓
Premium Speaker Brand	Harman/Kardon	—
Stereo Power	464W	600W
Speaker System	16	14
Subwoofer Count	2	1
Surround Audio	Discrete	—
Android Auto (Wired)	✓	—
Apple CarPlay (Wired)	✓	—
USB Port	✓	✓
Auxiliary Audio Input	✓	—
USB Port with External Media Control	✓	✓
Satellite Radio	✓	With Real Time Traffic
Satellite Radio Trial Period	12 months	3 months
Klipsch Speakers	—	✓
Android Auto (Wireless)	—	✓
Apple CarPlay (Wireless)	—	✓
Speed Sensitive Volume Control	—	✓

Power Feature

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

Frontseats

Feature	BMW	INFINITI
Front Head Room	40.8 in.	39.1 in.
Front Leg Room	39.8 in.	43.8 in.
Front Shoulder Room	60.0 in.	64.2 in.
Seat Material: Premium Leather	✓	—
Front Seat Type: Sport	✓	—
Driver Seat Power Adjustments	14-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Thigh Extension	✓	—
Driver Seat Memory Settings	2	2
Passenger Seat Power Adjustments	14-way	8-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	Power
Passenger Seat Thigh Extension	✓	—
Passenger Seat Memory Settings	2	—
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Front Hip Room	—	59.9 in.
Seat Material: Leatherette	—	✓
Front Seat Type: Bucket	—	✓

Rearseats

Feature	BMW	INFINITI
Rear Head Room	39.4 in.	37.8 in.
Rear Leg Room	37.4 in.	39.2 in.
Rear Shoulder Room	58.1 in.	63.7 in.
Split-Folding Rear Seatback	✓	—
Folding Rear Seat Feature	✓	—
Pass-Thru Center Armrest	✓	—
Rear Hip Room	—	59.9 in.
Folding Rear Seatback	—	✓
Reclining Rear Seats	—	✓
Fixed Center Armrest	—	✓
Heated Rear Seats (Multi-Level)	—	✓
Power Folding Third Row Seat	—	✓

Tires and Wheels

Feature	BMW	INFINITI
Wheel Finish	Painted Alloy	—
Wheel Size	21 x 11.5 in.	20 x 8.0 in
Tire Type	Performance	All Season
Tire Size	315/35R	275/60R20
Spare Tire Type	Temporary	Full Size Non-Matching
Spare Tire Location	Inside Mounted	Underbody Mounted
Wheel Material	—	Alloy

Suspension

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

Warranty

Feature	BMW	INFINITI
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 60000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	6 yr./ 70000 mi.
Corrosion/Rust Warranty	12 yr./ unlimited mi.	7 yr./ unlimited mi.
Roadside Assistance	4 yr./ unlimited mi.	4 yr./ 60000 mi.
Complimentary Scheduled Maintenance	3 yr./ 36000 mi.	3 yr./ 45000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 BMW X5 M and 2026 INFINITI QX80.

What is the primary financial difference between the 2025 BMW X5 M and the 2026 INFINITI QX80?

The MSRP is the most significant financial distinction, with the BMW X5 M starting at $127,200 while the INFINITI QX80 is priced at $83,750. This creates a $43,450 disparity in initial outlay.

How do the power outputs compare between these two premium vehicles?

The BMW X5 M produces substantially more horsepower at 617 hp compared to the QX80's 450 hp. However, torque is closer, with the X5 M having 553 lb-ft and the QX80 offering 516 lb-ft.

Which vehicle is inherently more fuel-efficient for daily driving?

The 2026 INFINITI QX80 offers better efficiency across the board, achieving 18 combined MPG (16 City/20 Highway). The performance-oriented BMW X5 M is rated for only 15 combined MPG (13 City/18 Highway).

Is the QX80 significantly larger than the X5 M, and how does that affect cargo space?

Yes, the QX80 is notably larger in stature, measuring 211.2 inches in length versus the X5 M's 194.8 inches. Despite its larger footprint, the X5 M offers more usable storage with 33.9 cu ft compared to the QX80's 22 cu ft.

Are both vehicles requiring the same grade of gasoline?

The BMW X5 M explicitly requires premium unleaded fuel to achieve its performance ratings. In contrast, the 2026 INFINITI QX80 recommends premium unleaded, suggesting regular fuel may be acceptable under less demanding conditions.

What is the transmission difference, and does drive type vary?

The X5 M utilizes an 8-speed shiftable automatic transmission with All-Wheel Drive, optimizing performance traction. The QX80 features a 9-speed shiftable automatic and comes standard with Rear Wheel Drive.