2025 Audi S6 vs 2025 BMW 5 Series

$75,900 · Sedan

$58,700 · Sedan

Comparison Overview

The most significant numerical divergence between the 2025 Audi S6 and the 2025 BMW 5 Series lies in their Manufacturer's Suggested Retail Price (MSRP), showing a substantial $17,200 difference, with the BMW starting at $58,700 versus the Audi's $75,900. This price gap correlates directly with performance metrics, as the S6 delivers 444 horsepower and 442 lb-ft of torque, significantly outpacing the 5 Series' 255 horsepower and 295 lb-ft of torque. Fuel economy is another major contrast; the BMW achieves a 31 MPG combined rating, while the performance-oriented S6 only manages 22 MPG combined. Furthermore, the BMW offers superior utility with 18.4 cubic feet of cargo capacity compared to the Audi's 13.7 cu ft. While both use an 8-speed automatic transmission, the BMW is 4.2 inches longer overall, yet the S6 commands a premium for its AWD performance hardware.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 BMW 5 Series

The 2025 BMW 5 Series wins for commuters due to its significantly better 31 MPG combined fuel economy compared to the S6's 22 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 BMW 5 Series

The 5 Series offers superior utility for families, providing 18.4 cu ft of cargo space versus the S6's 13.7 cu ft.

🏎️ Best for Enthusiasts

2025 Audi S6

The 2025 Audi S6 is the clear choice for performance enthusiasts, boasting 444 horsepower and 442 lb-ft of torque.

💰 Best Value

2025 BMW 5 Series

The 2025 BMW 5 Series offers substantially better value, starting $17,200 lower while still providing respectable power and much higher efficiency.

Choose the Audi S6 if...

Performance is the absolute priority, evidenced by the 444 hp and 442 lb-ft torque output.
All-Wheel Drive capability is required over the RWD setup of the competitor.
Budget allows for the higher $75,900 MSRP to secure the greater power output.

Choose the BMW 5 Series if...

Maximum fuel efficiency is desired, supported by the 31 MPG combined rating versus 22 MPG.
A lower initial purchase price of $58,700 is a critical deciding factor.
Maximum storage capacity is needed, as the 5 Series provides 18.4 cu ft versus 13.7 cu ft.

Key Dimensions

Dimension	Audi S6	BMW 5 Series
Length	195.0"	199.2"
Width	74.3"	74.8"
Height	56.9"	59.6"
Wheelbase	115.3"	117.9"

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	—	✓
Brake Drying	—	✓
Brake Preparation System	—	✓
Self-Leveling Headlights	—	✓
Front Height Adjustable Headrests	—	✓

Engine

Feature	Audi	BMW
Base Engine Displacement	2.9 L	2.0 L
Number of Cylinders	V6	inline 4
Base Engine Type	mild hybrid	mild hybrid
Horsepower	444 hp	255 hp @ 4700 rpm
Torque	442 lb-ft	295 lb-ft @ 1600 rpm
Number of Valves	24	16
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	rear wheel drive
Center Differential Type	Limited Slip	—

Fuel

Feature	Audi	BMW
Fuel Type	premium unleaded (required)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	19/27 MPG	28/35 MPG
EPA Fuel Economy (Combined)	22 MPG	31 MPG
EPA Driving Range (City/Highway)	366.7/521.1 mi.	445.2/556.5 mi.
Fuel Tank Capacity	19.3 gal.	15.9 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	✓	✓
Rear and Side View Camera	✓	—
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
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	—	✓
Rear View Camera	—	✓
Wireless Charging Pad	—	✓
Dual Zone Climate Control	—	✓
Rear Ventilation Ducts	—	✓

In Car Entertainment

Feature	Audi	BMW
Infotainment Display	10.1 in	14.9 in
AM/FM Stereo	✓	✓
Stereo Power	180W	205W
Speaker System	10	12
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
Subwoofer Count	—	2
Android Auto (Wired)	—	✓
Apple CarPlay (Wired)	—	✓
Speed Sensitive Volume Control	—	✓

Power Feature

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

Frontseats

Feature	Audi	BMW
Front Head Room	38.0 in.	38.8 in.
Front Leg Room	41.3 in.	41.3 in.
Front Shoulder Room	57.8 in.	59.2 in.
Seat Material: Leather	✓	—
Front Seat Type: Sport	✓	✓
Driver Seat Power Adjustments	8-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	8-way	8-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	Power
Passenger Seat Thigh Extension	✓	✓
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Seat Material: Leatherette	—	✓
Driver Seat Manual Adjustments	—	2-way
Passenger Seat Manual Adjustments	—	2-way
Passenger Seat Memory Settings	—	2

Rearseats

Feature	Audi	BMW
Rear Head Room	38.1 in.	37.5 in.
Rear Leg Room	37.4 in.	37.0 in.
Rear Shoulder Room	56.5 in.	56.9 in.
Split-Folding Rear Seatback	✓	✓
Folding Rear Seat Feature	✓	—
Pass-Thru Center Armrest	✓	—
Folding Center Armrest	—	✓

Tires and Wheels

Feature	Audi	BMW
Wheel Material	Alloy	Alloy
Wheel Size	21 in	19 x 8.5 in
Tire Type	Performance	All Season
Tire Size	255/35R21	245/45R19
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 S6 and 2025 BMW 5 Series.

What is the primary performance difference between the 2025 Audi S6 and the 2025 BMW 5 Series?

The Audi S6 is fundamentally a higher-performance variant, producing 444 horsepower and 442 lb-ft of torque. Conversely, the standard 2025 BMW 5 Series is rated at 255 horsepower and 295 lb-ft of torque, resulting in a power deficit of 189 hp.

How significant is the running cost difference based on fuel economy?

The difference is substantial, with the BMW 5 Series achieving 31 MPG combined, significantly surpassing the Audi S6's 22 MPG combined rating. This 9 MPG advantage will lead to notable annual fuel savings for the BMW owner.

Which vehicle offers better utility metrics for cargo and size?

The BMW 5 Series leads in utility, offering 18.4 cubic feet of cargo capacity compared to the Audi S6’s 13.7 cubic feet. Additionally, the BMW is 4.2 inches longer overall (199.2 inches vs. 195.0 inches).

Are both vehicles compatible with standard gasoline?

No, both vehicles require premium unleaded fuel according to their specifications. This is an operational cost consideration that applies equally to both the S6 and the 5 Series specified here.

Does the drivetrain configuration affect pricing and efficiency?

Yes, the Audi S6 includes standard All-Wheel Drive (AWD) at a higher cost, while the BMW 5 Series is listed here as Rear Wheel Drive (RWD), which contributes to both its lower $58,700 MSRP and its superior 31 MPG efficiency.