2025 Audi RS 6 vs 2025 BMW XM

$126,600 · Wagon

$160,500 · Crossover

Comparison Overview

Choosing between the 2025 Audi RS 6 Avant and the 2025 BMW XM comes down to prioritizing ultimate performance packaging versus high-tech hybrid versatility. If you are looking for the best blend of speed and practicality without spending top dollar, the RS 6 stands out. The Audi, priced at $126,600, offers a potent 621 hp and 627 lb-ft of torque while maintaining a wagon footprint, resulting in a respectable 30 cu ft of cargo space. In contrast, the BMW XM commands a hefty $160,500 MSRP, offering slightly more power at 644 hp, but its crossover body is bulkier at 69.1 inches high. Furthermore, the RS 6 is significantly more fuel-efficient, achieving 17 MPG combined compared to the XM’s 14 MPG combined, even before considering the XM’s plug-in electric boost. While both are powerful AWD machines, the Audi delivers comparable speed in a more traditional, accessible package.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Audi RS 6

The Audi RS 6 offers superior combined fuel economy at 17 MPG versus the XM's 14 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 Audi RS 6

The RS 6 wagon body provides significantly more usable cargo capacity at 30 cu ft compared to the XM's 18.6 cu ft.

🏎️ Best for Enthusiasts

2025 BMW XM

The BMW XM edges out the RS 6 with slightly higher peak output, boasting 644 hp against the Audi's 621 hp.

💰 Best Value

2025 Audi RS 6

The Audi RS 6 costs $33,900 less while offering greater utility and better inherent gasoline mileage.

Choose the Audi RS 6 if...

You prioritize an everyday driving experience where better fuel economy (17 MPG combined) matters.
You need maximum interior space, benefiting from 30 cubic feet of cargo volume.
You want high performance while saving $33,900 upfront compared to the XM's $160,500 MSRP.

Choose the BMW XM if...

You value having 31 miles of electric-only range for local trips.
You prefer the commanding road presence and taller stance of a Crossover (69.1 inches high).
You need the absolute peak power output, leveraging the XM's 644 horsepower.

Key Dimensions

Dimension	Audi RS 6	BMW XM
Length	196.7"	201.2"
Width	76.8"	78.9"
Height	58.6"	69.1"
Wheelbase	115.3"	122.2"

Features Comparison

Safety

Feature	Audi	BMW
Lane Departure Warning	✓	✓
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	✓	✓
Headlight Washers	✓	—
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	✓	—
Blind Spot Monitor	—	✓
Lane Keeping Assist System	—	✓
Driver Attention Alert	—	✓
Brake Drying	—	✓
Brake Preparation System	—	✓
Adaptive Headlights	—	✓
Self-Leveling Headlights	—	✓
Front Fixed Headrests	—	✓
Rear Integrated Headrests	—	✓

Engine

Feature	Audi	BMW
Base Engine Displacement	4.0 L	4.4 L
Number of Cylinders	V8	V8
Base Engine Type	mild hybrid	plug-in hybrid
Horsepower	621 hp	644 hp @ 5400 rpm
Torque	627 lb-ft	590 lb-ft @ 1600 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]	✓	—
[object Object]	—	✓
[object Object]	—	✓
Hill Descent Control	—	✓

Fuel

Feature	Audi	BMW
Fuel Type	premium unleaded (required)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	14/21 MPG	12/17 MPG
EPA Fuel Economy (Combined)	17 MPG	14 MPG
EPA Driving Range (City/Highway)	270.2/405.3 mi.	218.4/309.4 mi.
Fuel Tank Capacity	19.3 gal.	18.2 gal.
EPA Efficiency (City/Highway MPGe)	—	46/46 MPGe
EPA Efficiency (Combined MPGe)	—	46 MPGe
EPA Electric Driving Range	—	31 mi.
EPA Energy Consumption (kWh/100 mi)	—	73
Charging Time (240V)	—	5.0 hr.
DC Fast Charging Port Type	—	SAE J1772

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	✓	✓
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	✓	✓
Cruise Control on Steering Wheel	—	✓
Adaptive Cruise Control	—	✓
Extended Cabin Heating/Cooling	—	✓

In Car Entertainment

Feature	Audi	BMW
Infotainment Display	10.1 in	—
AM/FM Stereo	✓	✓
Premium Brand Speakers	Bang & Olufsen	—
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
Stereo Power	—	464W
Speaker System	—	16

Power Feature

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

Frontseats

Feature	Audi	BMW
Front Head Room	38.3 in.	40.4 in.
Front Leg Room	41.3 in.	40.4 in.
Front Shoulder Room	57.8 in.	60.3 in.
Seat Material: Premium Leather	✓	✓
Front Seat Type: Sport	✓	—
Driver Seat Power Adjustments	10-way	—
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	2	2
Passenger Seat Power Adjustments	10-way	—
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	Power
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Driver Seat Ventilation	✓	✓
Passenger Seat Ventilation	✓	✓
Front Seat Type: Bucket	—	✓
Driver Seat Thigh Extension	—	✓
Passenger Seat Thigh Extension	—	✓
Seat Massage Function	—	✓

Rearseats

Feature	Audi	BMW
Rear Head Room	39.5 in.	38.8 in.
Rear Leg Room	37.4 in.	40.3 in.
Rear Shoulder Room	56.5 in.	57.5 in.
Split-Folding Rear Seatback	✓	✓
Folding Rear Seat Feature	✓	—
Pass-Thru Center Armrest	✓	—
Folding Center Armrest	—	✓
Heated Rear Seats (Multi-Level)	—	✓

Tires and Wheels

Feature	Audi	BMW
Wheel Material	Alloy	—
Wheel Size	21 in	23 x 11.0 in
Tire Type	Performance	Performance
Tire Size	275/35R21	315/30R23
Wheel Finish	—	Painted Alloy

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.
EV Battery Warranty	—	8 yr./ 100000 mi.
Complimentary Scheduled Maintenance	—	3 yr./ 36000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Audi RS 6 and 2025 BMW XM.

How do the driving dynamics differ between the RS 6 wagon and the XM crossover?

The Audi RS 6, being lower to the ground at 58.6 inches high, will typically feel more planted and agile during hard cornering. The BMW XM's taller Crossover body (69.1 inches) generally translates to more body roll, although its 644 hp provides massive straight-line speed.

Is the extra cost of the BMW XM worth the mild horsepower gain?

The XM costs $33,900 more than the RS 6, yet it only offers 23 more horsepower (644 hp vs. 621 hp) and results in worse fuel economy (14 MPG vs. 17 MPG). Most buyers will likely find the Audi offers better overall performance value.

Which vehicle is more practical for hauling cargo?

The 2025 Audi RS 6 is significantly more practical for cargo, offering 30 cubic feet of space behind the second row compared to the BMW XM’s 18.6 cubic feet.

Do both vehicles require premium fuel?

Yes, both the 2025 Audi RS 6 and the 2025 BMW XM specify premium unleaded fuel as required for their high-output engines.

Does the XM’s electric range make up for its poor gasoline MPG?

The XM offers 31 miles of electric range, which helps offset its 12 MPG city rating, but on longer, non-electric days, its 14 MPG combined rating is worse than the RS 6's 17 MPG combined.

How do the overall sizes compare, especially for parking?

The BMW XM is larger overall, measuring 201.2 inches long and 78.9 inches wide, making it substantially bigger than the 196.7-inch long, 76.8-inch wide Audi RS 6.