2025 Audi S5 vs 2025 BMW 4 Series

$57,900 · Hatchback

$51,150 · Coupe

Comparison Overview

The most significant numerical divergence between the 2025 Audi S5 and the 2025 BMW 4 Series is the 8 MPG difference in combined fuel economy, with the BMW achieving 31 MPG compared to the Audi's 23 MPG. This efficiency gap is coupled with a substantial 94 horsepower difference, as the S5 boasts 349 hp against the 4 Series’ 255 hp, resulting in a $6,750 MSRP disparity favoring the BMW at $51,150 versus $57,900. Furthermore, the S5 provides 369 lb-ft of torque compared to the BMW's 295 lb-ft, but the Audi offers superior utility with 21.8 cu ft of cargo space versus the 4 Series’ 15.5 cu ft. While both feature an 8-speed automatic transmission, the Audi’s AWD capability contrasts with the BMW's standard RWD layout, influencing their respective performance envelopes.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 BMW 4 Series

The BMW 4 Series wins for commuters due to its significantly better 31 MPG combined fuel economy compared to the Audi S5's 23 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 Audi S5

The Audi S5 is superior for families because its hatchback body style provides a larger 21.8 cu ft cargo capacity versus the 4 Series Coupe's 15.5 cu ft.

🏎️ Best for Enthusiasts

2025 Audi S5

Enthusiasts will prefer the Audi S5 for its higher output, delivering 349 hp and 369 lb-ft of torque versus the BMW's 255 hp and 295 lb-ft.

💰 Best Value

2025 BMW 4 Series

The BMW 4 Series offers better immediate value, starting at an MSRP of $51,150, which is $6,750 less than the Audi S5's $57,900.

Choose the Audi S5 if...

Maximum straight-line acceleration and power delivery (349 hp/369 lb-ft) are the top priorities.
All-wheel drive (AWD) traction in various conditions is required.
A higher level of standard cargo utility (21.8 cu ft hatchback) is necessary.

Choose the BMW 4 Series if...

Operating cost efficiency is crucial, evidenced by the superior 31 MPG combined rating.
The initial purchase price needs to be lower, saving $6,750 on the MSRP ($51,150).
A classic Rear-Wheel Drive (RWD) dynamic with slightly better dimensions (187.9 inches length) is preferred.

Key Dimensions

Dimension	Audi S5	BMW 4 Series
Length	187.2"	187.9"
Width	72.6"	72.9"
Height	54.6"	54.6"
Wheelbase	111.2"	112.2"

Features Comparison

Safety

Feature	Audi	BMW
Lane Departure Warning	✓	✓
Lane Keeping Assist System	✓	✓
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
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Preparation System	✓	✓
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	2
Rear Height Adjustable Headrests	✓	—
Rear Center 3-Point Seatbelt	✓	—
Engine Immobilizer	✓	✓
Blind Spot Monitor	—	✓
Driver Attention Alert	—	✓
Brake Drying	—	✓
Self-Leveling Headlights	—	✓
Front Height Adjustable Headrests	—	✓
Rear Integrated Headrests	—	✓
Anti-Theft Alarm System (Remote)	—	✓

Engine

Feature	Audi	BMW
Base Engine Displacement	3.0 L	2.0 L
Number of Cylinders	V6	inline 4
Base Engine Type	gas	mild hybrid
Horsepower	349 hp @ 6300 rpm	255 hp @ 4700 rpm
Torque	369 lb-ft @ 3200 rpm	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 (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	20/29 MPG	28/36 MPG
EPA Fuel Economy (Combined)	23 MPG	31 MPG
EPA Driving Range (City/Highway)	306.0/443.7 mi.	434.0/558.0 mi.
Fuel Tank Capacity	15.3 gal.	15.5 gal.

Comfort & Convenience

Feature	Audi	BMW
Push Button Start	✓	✓
Tilt and Telescopic Steering Wheel	✓	✓
Transmission Controls on Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
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	✓	—
Three Zone Climate Control	✓	—
Rear Ventilation Ducts with Fan Control	✓	—
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Cargo Floor Mats	✓	—
Cruise Control on Steering Wheel	—	✓
Wireless Charging Pad	—	✓
Cruise Control	—	✓
Dual Zone Climate Control	—	✓
Rear Ventilation Ducts	—	✓
Interior Air Filtration	—	✓

In Car Entertainment

Feature	Audi	BMW
Infotainment Display	10.1 in	14.9 in
AM/FM Stereo	✓	✓
Premium Brand Speakers	Bang & Olufsen	—
Stereo Power	755W	205W
Speaker System	19	10
Surround Audio	Discrete	—
Android Auto (Wired)	✓	—
Apple CarPlay (Wireless)	✓	✓
USB Port	✓	✓
Auxiliary Audio Input	✓	—
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	12 months
Speed Sensitive Volume Control	✓	—
Subwoofer Count	—	2
Android Auto (Wireless)	—	✓

Power Feature

Feature	Audi	BMW
One-Touch Power Windows	4	2
Moonroof Type	1st Row Power Glass Extended	1st Row Power Glass
Remote Keyless Entry	✓	✓
Heated Mirrors	✓	✓
Reverse Tilt Passenger Mirror	—	✓

Frontseats

Feature	Audi	BMW
Front Head Room	37.8 in.	38.0 in.
Front Leg Room	41.3 in.	41.8 in.
Front Shoulder Room	55.7 in.	55.1 in.
Seat Material: Leather/Sueded Microfiber	✓	—
Front Seat Type: Sport	✓	✓
Driver Seat Power Adjustments	8-way	10-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Passenger Seat Power Adjustments	8-way	10-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	—
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Seat Massage Function	✓	—
Seat Material: Leatherette	—	✓
Driver Seat Manual Adjustments	—	2-way
Driver Seat Thigh Extension	—	✓
Driver Seat Memory Settings	—	2
Passenger Seat Manual Adjustments	—	2-way
Passenger Seat Thigh Extension	—	✓

Rearseats

Feature	Audi	BMW
Rear Head Room	37.0 in.	35.2 in.
Rear Leg Room	35.1 in.	34.5 in.
Rear Shoulder Room	54.5 in.	51.0 in.
Split-Folding Rear Seatback	✓	✓
Folding Center Armrest	✓	✓

Tires and Wheels

Feature	Audi	BMW
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Diameter	19 in	—
Tire Type	Performance	—
Tire Size	✓	225/45R18
Spare Tire Type	Temporary	—
Spare Tire Location	Inside Mounted	—
Wheel Size	—	18 x 7.5 in
Run Flat Tires	—	✓

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.
Hybrid Component Warranty	—	8 yr./ 100000 mi.
Complimentary Scheduled Maintenance	—	3 yr./ 36000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 Audi S5 and 2025 BMW 4 Series.

What is the primary difference in performance metrics between the 2025 Audi S5 and the 2025 BMW 4 Series?

The 2025 Audi S5 is substantially more powerful, generating 349 hp and 369 lb-ft of torque. Conversely, the 2025 BMW 4 Series produces 255 hp and 295 lb-ft of torque, indicating the S5 is tuned for higher performance thresholds.

How does the fuel economy compare between these two models?

The BMW 4 Series achieves a significantly better 31 MPG combined (28 city/36 highway) because it is likely lighter or engineered for greater efficiency than the Audi S5, which is rated at 23 MPG combined (20 city/29 highway).

Which vehicle offers better utility for carrying cargo?

The Audi S5, due to its Hatchback body style, offers 21.8 cubic feet of cargo space. This is substantially more useful than the BMW 4 Series Coupe, which provides only 15.5 cubic feet.

Is the mandatory fuel type different between the S5 and the 4 Series?

Yes, the 2025 Audi S5 recommends premium unleaded fuel, while the 2025 BMW 4 Series explicitly requires premium unleaded fuel for operation.

How close are the exterior dimensions of the two vehicles?

The exterior dimensions are very similar; both share the same height of 54.6 inches. The BMW 4 Series is marginally longer at 187.9 inches compared to the Audi's 187.2 inches, and slightly wider at 72.9 inches versus 72.6 inches.