2025 Audi RS Q8 vs 2026 BMW X5 M

$136,200 · Crossover

$129,700 · Crossover

Comparison Overview

The most significant numerical difference is the 16 MPG combined fuel economy disparity between the 2025 Audi RS Q8 (16 MPG combined) and the 2026 BMW X5 M (which we will estimate as 17 MPG based on typical segment performance, though not explicitly provided, or focus on the price gap as the concrete difference). Focusing on concrete data: the Audi RS Q8 commands a $6,500 higher MSRP at $136,200 compared to the BMW X5 M's $129,700. Despite the higher price, the RS Q8 delivers 631 hp and 627 lb-ft of torque, substantially outperforming the X5 M's 617 hp and 553 lb-ft. Both vehicles offer identical 33 cu ft of primary cargo space, although the X5 M is marginally taller by 1.9 inches (69.4 vs 67.5 inches). The RS Q8 is 2.9 inches longer (197.7 vs 194.8 inches). For performance buyers prioritizing peak output over initial cost, the RS Q8 justifies its premium with superior peak torque metrics.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 BMW X5 M

The BMW X5 M is the likely winner here due to its lower acquisition cost, despite the lack of explicit MPG data for direct comparison against the RS Q8's 16 MPG combined.

👨‍👩‍👧‍👦 Best for Families

2026 BMW X5 M

The BMW X5 M offers a slightly larger usable storage capacity at 33.9 cu ft versus the Audi's 33 cu ft, making it fractionally better for cargo.

🏎️ Best for Enthusiasts

2025 Audi RS Q8

The 2025 Audi RS Q8 delivers superior output with 631 hp and significantly more torque at 627 lb-ft compared to the X5 M's 553 lb-ft.

💰 Best Value

2026 BMW X5 M

The 2026 BMW X5 M holds the value edge, presenting 617 hp for $6,500 less than the Audi RS Q8's initial asking price.

Choose the Audi RS Q8 if...

Peak performance metrics are the highest priority, evidenced by the RS Q8's 627 lb-ft of torque.
A longer wheelbase (197.7 inches) is preferred for perceived road presence or stability.
The consumer is willing to pay the $136,200 MSRP for 14 hp more than the competitor.

Choose the BMW X5 M if...

Budget constraints favor the lower $129,700 MSRP compared to Car 1.
Maximizing rear storage capacity is key, as 33.9 cu ft slightly exceeds the Audi's 33 cu ft.
A taller overall stance (69.4 inches height) is desirable for visual height or ground clearance.

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	617 hp @ 6000 rpm
Torque	627 lb-ft	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
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./ 36000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Audi RS Q8 and 2026 BMW X5 M.

What is the precise difference in horsepower and torque between the 2025 RS Q8 and the 2026 X5 M?

The Audi RS Q8 generates 631 hp and 627 lb-ft of torque. Conversely, the BMW X5 M offers 617 hp and 553 lb-ft of torque, meaning the Audi leads in both power and pulling force metrics.

How do the MSRPs of these two performance crossovers compare?

The 2026 BMW X5 M has a starting MSRP of $129,700. The 2025 Audi RS Q8 is priced $6,500 higher at $136,200.

Is there a notable difference in size or cargo volume?

Dimensionally, the RS Q8 is slightly longer at 197.7 inches compared to the X5 M's 194.8 inches, though the X5 M is taller at 69.4 inches. In the rear, the X5 M marginally wins cargo space at 33.9 cu ft versus the Audi’s 33 cu ft.

What is the Audi RS Q8’s reported fuel economy?

The 2025 Audi RS Q8 is rated for 16 MPG combined, achieved via 14 MPG city driving and 20 MPG on the highway, requiring premium unleaded fuel.

Which vehicle offers better handling balance based on width measurements?

The BMW X5 M is slightly wider at 79.3 inches compared to the Audi RS Q8's 79.0 inches, suggesting a marginally broader stance for the BMW.

Do both vehicles utilize the same transmission type?

Yes, both the 2025 Audi RS Q8 and the 2026 BMW X5 M come equipped with an 8-speed shiftable automatic transmission driving power through their respective All-Wheel Drive systems.