2025 BMW X7 vs 2026 Audi RS 6

$84,300 · Crossover

$130,700 · Wagon

Comparison Overview

Choosing between the practical luxury of the 2025 BMW X7 and the high-performance absurdity of the 2026 Audi RS 6 often comes down to budget versus bragging rights. The key dilemma centers on utility versus raw power, reflected heavily in their price tags: the X7 starts at $84,300, significantly undercutting the RS 6's $130,700 MSRP—a $46,400 gulf. While the X7 offers better efficiency at 22 MPG combined, the RS 6 delivers a staggering 621 hp and 627 lb-ft of torque, compared to the X7's 375 hp. The X7, being a larger crossover (203.6 inches long), offers a more traditional family footprint, while the sleeker RS 6 wagon is lower and slightly shorter overall at 196.7 inches, trading height for performance aerodynamics.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 BMW X7

The BMW X7 wins for commuters due to its superior fuel economy, achieving 22 MPG combined versus the RS 6's 16 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 BMW X7

The taller, boxier X7 crossover body style provides more spacious, easy-access dimensions for everyday family hauling compared to the lower wagon profile of the RS 6.

🏎️ Best for Enthusiasts

2026 Audi RS 6

The 2026 Audi RS 6 is the clear winner for performance seekers, boasting 621 hp and 627 lb-ft of torque, far exceeding the X7's output.

💰 Best Value

2025 BMW X7

The X7 offers substantial luxury SUV capabilities at a $46,400 lower starting price than the RS 6.

Choose the BMW X7 if...

You prioritize saving money at the pump, as the X7 achieves 22 MPG combined while the RS 6 only manages 16 MPG.
Your budget is firm below $90,000, given the X7's $84,300 MSRP.
You prefer a commanding driving position provided by the X7's 72.2-inch height.

Choose the Audi RS 6 if...

Your top priority is acceleration and sheer power, thanks to the RS 6's massive 621 hp engine.
You prefer a required premium unleaded fuel diet that signals a high-performance machine.
You need a surprisingly practical yet lightning-fast vehicle, appreciating the RS 6's 627 lb-ft of torque for towing or merging.

Key Dimensions

Dimension	BMW X7	Audi RS 6
Length	203.6"	196.7"
Width	78.7"	76.8"
Height	72.2"	58.6"
Wheelbase	122.2"	115.3"

Features Comparison

Safety

Feature	BMW	Audi
Blind Spot Monitor	✓	—
Lane Departure Warning	✓	✓
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	✓	✓
Adaptive Headlights	✓	—
Self-Leveling Headlights	✓	—
Daytime Running Lights	✓	✓
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Power Adjustable Headrests	✓	—
Rear Headrests	3	3
Rear Height Adjustable Headrests	✓	—
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Dual Rear Side-Mounted Airbags	—	✓
Headlight Washers	—	✓
Front Integrated Headrests	—	✓
Rear Fixed Headrests	—	✓
Engine Immobilizer	—	✓

Engine

Feature	BMW	Audi
Base Engine Displacement	3.0 L	4.0 L
Number of Cylinders	inline 6	V8
Base Engine Type	mild hybrid	mild hybrid
Horsepower	375 hp @ 5500 rpm	621 hp
Torque	398 lb-ft	627 lb-ft
Number of Valves	24	32
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

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

Fuel

Feature	BMW	Audi
Fuel Type	premium unleaded (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	20/24 MPG	14/21 MPG
EPA Fuel Economy (Combined)	22 MPG	16 MPG
EPA Driving Range (City/Highway)	438.0/525.6 mi.	270.2/405.3 mi.
Fuel Tank Capacity	21.9 gal.	19.3 gal.

Comfort & Convenience

Feature	BMW	Audi
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	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
Wireless Charging Pad	✓	✓
Cruise Control	✓	✓
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
3rd Row Cupholders	✓	—
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Front Seatback Storage	✓	✓
Power Rear Seat Easy Entry	✓	—
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	✓	✓
Front View Camera	—	✓
Side View Camera	—	✓

In Car Entertainment

Feature	BMW	Audi
Infotainment Display	14.9 in	10.1 in
AM/FM Stereo	✓	✓
Stereo Power	205W	—
Speaker System	10	—
Android Auto (Wired)	✓	—
Apple CarPlay (Wired)	✓	—
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	12 months	3 months
Premium Brand Speakers	—	Bang & Olufsen
Surround Audio	—	Discrete
Android Auto (Wireless)	—	✓
Apple CarPlay (Wireless)	—	✓

Power Feature

Feature	BMW	Audi
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	✓	✓

Frontseats

Feature	BMW	Audi
Front Head Room	41.9 in.	38.3 in.
Front Leg Room	39.8 in.	41.3 in.
Front Shoulder Room	60.0 in.	57.8 in.
Seat Material: Leatherette	✓	—
Front Seat Type: Bucket	✓	—
Driver Seat Power Adjustments	16-way	10-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	16-way	10-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
Seat Material: Premium Leather	—	✓
Front Seat Type: Sport	—	✓
Driver Seat Ventilation	—	✓
Passenger Seat Ventilation	—	✓

Rearseats

Feature	BMW	Audi
Rear Head Room	39.9 in.	39.5 in.
Rear Leg Room	37.6 in.	37.4 in.
Rear Shoulder Room	58.1 in.	56.5 in.
Split-Folding Rear Seatback	✓	✓
Reclining Rear Seats	✓	—
Folding Center Armrest	✓	—
Power Folding Third Row Seat	✓	—
Folding Rear Seat Feature	—	✓
Pass-Thru Center Armrest	—	✓

Tires and Wheels

Feature	BMW	Audi
Wheel Finish	Painted Alloy	—
Wheel Size	21 x 9.5 in.	21 in
Tire Size	285/45R21	275/35R21
Run Flat Tires	✓	—
Wheel Material	—	Alloy
Tire Type	—	Performance

Suspension

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

Warranty

Feature	BMW	Audi
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.	3 yr./ 30000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 BMW X7 and 2026 Audi RS 6.

Is the performance difference between the X7 and RS 6 worth the $46,400 price jump?

That depends entirely on your driving priorities. The RS 6 offers 246 more horsepower (621 hp vs 375 hp), providing a vastly different driving experience, but the X7 saves you $46,400 right out of the gate.

Which vehicle is more practical for daily city driving regarding size?

The BMW X7 is substantially taller at 72.2 inches compared to the Audi RS 6's 58.6 inches, making the X7 easier to get in and out of, though the RS 6 is slightly shorter in length (196.7 inches vs 203.6 inches).

How much worse is the fuel economy on the Audi RS 6?

The Audi RS 6 is significantly thirstier, netting only 16 MPG combined compared to the X7's 22 MPG combined, which translates to about six miles less per gallon on average.

Does the Audi RS 6 have significantly more cargo space than the BMW X7?

While specific cargo metrics for the X7 were not provided, the RS 6 lists 29.9 cu ft of cargo capacity; however, the X7's taller SUV profile might still offer better vertical or overall cubic volume for bulky items.

Do both vehicles require premium fuel?

Yes, both performance models recommend or require premium unleaded fuel. The BMW X7 recommends it, while the Audi RS 6 mandates it to achieve its peak 621 hp output.