2026 Audi RS 3 vs 2026 BMW 5 Series

$66,100 · Sedan

$59,900 · Sedan

Comparison Overview

The most significant disparity between the 2026 Audi RS 3 and the 2026 BMW 5 Series lies in performance metrics, where the RS 3 offers a substantial 139 hp advantage over the 5 Series’ 255 hp output. The Audi boasts 394 hp and 369 lb-ft of torque, resulting in superior acceleration potential compared to the BMW's 295 lb-ft. However, this performance comes at a cost; the RS 3 commands an MSRP of $66,100, which is $6,200 more than the 5 Series' $59,900 starting price. Fuel economy also differs, with the 5 Series using regular maintenance schedules (though premium is recommended) while the RS 3 mandates premium unleaded and returns a lower 23 combined MPG. Furthermore, the significantly larger 5 Series offers more than double the utility with 18.4 cu ft of cargo space compared to the RS 3's 8.3 cu ft, highlighting fundamental trade-offs in size and focus.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 BMW 5 Series

The BMW 5 Series is likely better for daily commuting due to its superior fuel efficiency potential and significantly larger interior/cargo volume for practical needs.

👨‍👩‍👧‍👦 Best for Families

2026 BMW 5 Series

The 5 Series wins for families because its overall larger dimensions (199.2 inches long) and massive 18.4 cu ft cargo capacity vastly outweigh the RS 3’s constraints.

🏎️ Best for Enthusiasts

2026 Audi RS 3

The Audi RS 3 is the enthusiast choice due to its superior power output of 394 hp and quicker-shifting 7-speed automated manual transmission.

💰 Best Value

2026 BMW 5 Series

Despite being less powerful, the BMW 5 Series offers a better immediate value proposition starting at $59,900 with greater size and utility.

Choose the Audi RS 3 if...

Absolute straight-line performance and 394 horsepower are prioritized over long-distance fuel savings.
The driver requires the specific engagement offered by an all-wheel drive, 7-speed automated manual setup.
A compact footprint (178.5 inches length) suitable for tighter urban maneuvering is necessary.

Choose the BMW 5 Series if...

Maximizing utility with 18.4 cu ft of cargo space is a primary requirement.
The budget demands saving $6,200 on the initial MSRP ($59,900 vs $66,100).
A preference exists for a larger sedan built around a 255 hp RWD platform with an 8-speed automatic.

Key Dimensions

Dimension	Audi RS 3	BMW 5 Series
Length	178.5"	199.2"
Width	72.9"	74.8"
Height	54.8"	59.6"
Wheelbase	103.6"	117.9"

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
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
LED Headlights	✓	✓
Adaptive 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	✓	—
Driver Attention Alert	—	✓
Brake Drying	—	✓
Brake Preparation System	—	✓
Headlight Delay-Off	—	✓
Self-Leveling Headlights	—	✓
Front Height Adjustable Headrests	—	✓

Engine

Feature	Audi	BMW
Base Engine Displacement	2.5 L	2.0 L
Number of Cylinders	inline 5	inline 4
Base Engine Type	gas	mild hybrid
Horsepower	394 hp	255 hp @ 4700 rpm
Torque	369 lb-ft	295 lb-ft @ 1600 rpm
Number of Valves	20	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	7-speed automated manual	8-speed shiftable automatic
Drivetrain Type	all wheel drive	rear wheel drive
[object Object]	✓	—
[object Object]	✓	—
Hill Descent Control	✓	—
Center Differential Type	—	Limited Slip

Fuel

Feature	Audi	BMW
Fuel Type	premium unleaded (required)	premium unleaded (recommended)
EPA Fuel Economy (City/Highway)	20/29 MPG	—
EPA Fuel Economy (Combined)	23 MPG	—
EPA Driving Range (City/Highway)	290.0/420.5 mi.	0/0 mi.
Fuel Tank Capacity	14.5 gal.	15.9 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	✓	✓
Front View Camera	✓	—
Side View Camera	✓	—
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
Driver Assisted Parking Assist	✓	—
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	✓	—
Three Zone Climate Control	✓	—
Rear Ventilation Ducts	✓	✓
Interior Air Filtration	✓	✓
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	—
Turn Signal Indicators in Mirrors	✓	✓
Power Tilt and Telescopic Steering Wheel	—	✓
Cruise Control on Steering Wheel	—	✓
Cruise Control	—	✓
Dual Zone Climate Control	—	✓

In Car Entertainment

Feature	Audi	BMW
Infotainment Display	10.1 in	14.9 in
AM/FM Stereo	✓	✓
Premium Speaker Brand	Sonos	Harman/Kardon
Stereo Power	680W	205W
Speaker System	15	12
Surround Audio	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
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	✓	✓
Reverse Tilt Passenger Mirror	—	✓

Frontseats

Feature	Audi	BMW
Front Head Room	36.8 in.	38.8 in.
Front Leg Room	41.2 in.	41.3 in.
Front Shoulder Room	54.8 in.	59.2 in.
Seat Material: Premium 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 Memory Settings	2	2
Passenger Seat Power Adjustments	8-way	8-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
Seat Material: Leatherette	—	✓
Driver Seat Manual Adjustments	—	2-way
Driver Seat Thigh Extension	—	✓
Passenger Seat Manual Adjustments	—	2-way
Passenger Seat Thigh Extension	—	✓

Rearseats

Feature	Audi	BMW
Rear Head Room	36.6 in.	37.5 in.
Rear Leg Room	35.2 in.	37.0 in.
Rear Shoulder Room	53.0 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 Finish	Painted Alloy	Painted Alloy
Wheel Diameter	19 in	—
Tire Type	Performance	All Season
Tire Size	✓	245/45R19
Wheel Size	—	19 x 8.5 in

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./ 30000 mi.	3 yr./ 36000 mi.

Frequently Asked Questions

Common questions about comparing the 2026 Audi RS 3 and 2026 BMW 5 Series.

How does the drivetrain setup affect driving dynamics between the two sedans?

The Audi RS 3 features standard all-wheel drive paired with a 7-speed automated manual transmission, optimizing traction for its higher power output. Conversely, the BMW 5 Series utilizes a rear-wheel drive configuration paired with a traditional 8-speed shiftable automatic, leaning towards balanced cruising dynamics rather than aggressive launch control.

Which vehicle is significantly larger, and how does this impact cabin space?

The BMW 5 Series is notably larger, measuring 199.2 inches in length compared to the Audi's 178.5 inches. This size difference directly translates to cargo capacity, with the 5 Series providing 18.4 cu ft versus the RS 3's minimal 8.3 cu ft.

What are the real-world implications of the required fuel types?

The RS 3 strictly requires premium unleaded fuel to maintain its 394 hp output, potentially increasing running costs. The 5 Series recommends premium unleaded but is generally less demanding on fuel quality.

Considering the price gap, does the RS 3 offer $6,200 worth of extra performance?

The RS 3 offers 139 more horsepower (394 hp vs 255 hp), which justifies the $6,200 premium for buyers prioritizing acceleration and track readiness. If practicality (like cargo space) is the metric, the difference is less justified.

Is the Audi RS 3’s smaller size beneficial for urban driving metrics?

Yes, the Audi's dimensions, including a height of 54.8 inches and a shorter overall length, make it a nimbler choice in congested areas compared to the bulkier 5 Series (59.6 inches high).

How does the combined fuel economy compare for regular use?

While specific combined MPG figures are only provided for the RS 3 (23 MPG combined), the 5 Series' lower power output and non-performance focus generally suggest better overall efficiency, although its exact rating is not specified here.