2026 Audi RS Q8 vs 2026 BMW X5 M

$138,300 · Crossover

$129,700 · Crossover

Comparison Overview

The most significant numerical divergence between the 2026 Audi RS Q8 and the 2026 BMW X5 M is the $8,600 difference in Manufacturer's Suggested Retail Price (MSRP), with the BMW starting at $129,700 compared to the Audi's $138,300. Performance data shows the RS Q8 delivering a measurable advantage with 631 hp and 627 lb-ft of torque, eclipsing the X5 M's 617 hp and 553 lb-ft. Both vehicles return a combined 16 MPG, but the X5 M is marginally taller at 69.4 inches versus the RS Q8's 67.5 inches. In terms of physical footprint, the RS Q8 is slightly longer at 197.7 inches, while the X5 M is marginally wider at 79.3 inches. Cargo capacity is nearly identical, with the X5 M offering 33.9 cubic feet to the RS Q8's 33.0 cubic feet.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 BMW X5 M

The BMW X5 M is slightly preferred for daily commuting due to its lower initial MSRP of $129,700, saving $8,600 upfront.

👨‍👩‍👧‍👦 Best for Families

2026 BMW X5 M

The BMW X5 M offers slightly more storage volume at 33.9 cubic feet compared to the Audi's 33.0 cubic feet, alongside a lower stance aiding passenger loading.

🏎️ Best for Enthusiasts

2026 Audi RS Q8

The 2026 Audi RS Q8 secures the performance lead with a higher output of 631 horsepower and superior torque production at 627 lb-ft.

💰 Best Value

2026 BMW X5 M

Despite identical 16 MPG combined efficiency, the BMW X5 M's lower $129,700 MSRP represents a better cost-to-entry metric for comparable performance.

Choose the Audi RS Q8 if...

Maximum outright performance is required, as the RS Q8 produces 631 horsepower.
The owner prioritizes higher torque figures, with the RS Q8 generating 627 lb-ft.
A longer overall vehicle length of 197.7 inches is preferred for visual road presence.

Choose the BMW X5 M if...

Saving $8,600 on the initial purchase price is a priority, setting the MSRP at $129,700.
Slightly greater storage volume, measuring 33.9 cubic feet, is necessary for cargo.
A taller ride height of 69.4 inches is desired compared to the RS Q8's 67.5 inches.

Key Dimensions

Dimension	Audi RS Q8	BMW X5 M
Length	197.7"	194.8"
Width	79.0"	79.3"
Height	67.5"	69.4"
Wheelbase	117.9"	117.0"

Features Comparison

Safety

Feature	Audi	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
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Daytime Running Lights	✓	✓
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Integrated 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	—	✓
Front Ventilated Disc Brakes	—	✓
Rear Ventilated Disc Brakes	—	✓
Brake Preparation System	—	✓
Adaptive Headlights	—	✓
Self-Leveling Headlights	—	✓
Front Power Adjustable Headrests	—	✓

Engine

Feature	Audi	BMW
Base Engine Displacement	4.0 L	4.4 L
Number of Cylinders	V8	V8
Base Engine Type	mild hybrid	mild hybrid
Horsepower	631 hp @ 6000 rpm	617 hp @ 6000 rpm
Torque	627 lb-ft @ 2300 rpm	553 lb-ft @ 1800 rpm
Number of Valves	32	32
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

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

Fuel

Feature	Audi	BMW
Fuel Type	premium unleaded (required)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	14/20 MPG	—
EPA Fuel Economy (Combined)	16 MPG	—
EPA Driving Range (City/Highway)	315.0/450.0 mi.	0/0 mi.
Fuel Tank Capacity	22.5 gal.	21.9 gal.

Comfort & Convenience

Feature	Audi	BMW
Push Button Start	✓	✓
Power Tilt and Telescopic Steering Wheel	✓	✓
Transmission Controls 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 with Side Sensing	✓	✓
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	✓	✓
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	✓	✓
Cruise Control on Steering Wheel	—	✓
Automatic Parking Assist	—	✓
Cruise Control	—	✓
Extended Cabin Heating/Cooling	—	✓

In Car Entertainment

Feature	Audi	BMW
Infotainment Display	10.1 in	14.9 in
AM/FM Stereo	✓	✓
Premium Brand Speakers	Bang & Olufsen	—
Stereo Power	730W	464W
Speaker System	17	16
Subwoofer Count	1	—
Surround Audio	Discrete	Discrete
Android Auto (Wireless)	✓	✓
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	12 months
Premium Speaker Brand	—	Harman/Kardon
Auxiliary Audio Input	—	✓

Power Feature

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

Frontseats

Feature	Audi	BMW
Front Head Room	37.1 in.	40.8 in.
Front Leg Room	41.3 in.	39.8 in.
Front Shoulder Room	59.5 in.	61.4 in.
Seat Material: Premium Leather	✓	✓
Front Seat Type: Sport	✓	✓
Driver Seat Power Adjustments	8-way	14-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	2	2
Passenger Seat Power Adjustments	8-way	14-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	Power
Passenger Seat Memory Settings	2	2
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Driver Seat Ventilation	✓	—
Passenger Seat Ventilation	✓	—
Driver Seat Thigh Extension	—	✓
Passenger Seat Thigh Extension	—	✓

Rearseats

Feature	Audi	BMW
Rear Head Room	38.1 in.	39.4 in.
Rear Leg Room	40.2 in.	37.4 in.
Rear Shoulder Room	58.4 in.	60.0 in.
Split-Folding Rear Seatback	✓	✓
Reclining Rear Seats	✓	—
Folding Center Armrest	✓	—
Folding Rear Seat Feature	—	✓
Pass-Thru Center Armrest	—	✓

Tires and Wheels

Feature	Audi	BMW
Wheel Material	Alloy	—
Wheel Diameter	22 in	—
Tire Type	Performance	Performance
Tire Size	295/40R22	315/30R
Wheel Finish	—	Painted Alloy
Wheel Size	—	22 x 11.5 in.
Spare Tire Type	—	Temporary
Spare Tire Location	—	Inside Mounted

Suspension

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

Warranty

Feature	Audi	BMW
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Corrosion/Rust Warranty	12 yr./ unlimited mi.	12 yr./ unlimited mi.
Roadside Assistance	4 yr./ unlimited mi.	4 yr./ unlimited mi.
Complimentary Scheduled Maintenance	3 yr./ 30000 mi.	3 yr./ 36000 mi.

Frequently Asked Questions

Common questions about comparing the 2026 Audi RS Q8 and 2026 BMW X5 M.

What is the main performance difference between the 2026 Audi RS Q8 and the BMW X5 M?

The Audi RS Q8 holds the power advantage, boasting 631 horsepower and 627 lb-ft of torque. The BMW X5 M trails slightly with 617 horsepower and 553 lb-ft of torque, making the Audi quicker in acceleration tests.

How do the MSRPs of the 2026 models compare?

There is an $8,600 premium associated with the Audi RS Q8, priced at $138,300, compared to the BMW X5 M's starting MSRP of $129,700.

Is there a significant difference in fuel economy for these premium crossovers?

Numerically, both vehicles are rated identically at 16 MPG combined, with both requiring premium unleaded fuel for their respective drivetrains.

Which vehicle offers more physical utility based on dimensions?

The BMW X5 M has a higher overall height at 69.4 inches and marginally more cargo space at 33.9 cubic feet. However, the Audi RS Q8 is physically longer by nearly 3 inches at 197.7 inches.