2025 Audi RS 3 vs 2026 BMW M3
Comparison Overview
Choosing between the potent 2025 Audi RS 3 and the legendary 2026 BMW M3 often boils down to budget versus ultimate performance. The RS 3 asks for an MSRP of $63,400, undercutting the M3's $78,400 sticker price by a significant $15,000. While the M3 boasts 473 hp, the RS 3 still delivers a sharp 394 hp, which is plenty for spirited driving. Commuting heavily favors the Audi, which achieves 23 MPG combined versus the BMW's 19 MPG combined. Furthermore, the RS 3's 7-speed automated manual will appeal to drivers prioritizing quick, consistent shifts over the M3’s pure, stick-shift experience. The trade-off is evident in cargo space: the M3 offers a much more practical 16.9 cu ft compared to the Audi's tighter 8.3 cu ft, making long trips more comfortable for passengers.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2025 Audi RS 3
The Audi RS 3 wins for commuters due to its better 23 MPG combined fuel economy and smaller exterior dimensions, making parking easier.
2026 BMW M3
The 2026 BMW M3 is better for families because it nearly doubles the cargo capacity, offering 16.9 cu ft versus the RS 3's 8.3 cu ft.
2026 BMW M3
Performance purists will favor the M3 for its superior 473 hp and the engaging experience of a 6-speed manual transmission.
2025 Audi RS 3
The Audi RS 3 provides nearly 400 horsepower for $15,000 less than the BMW M3, offering superior financial value.
Choose the Audi RS 3 if...
- Your budget is firm around $63,400, as the RS 3 saves you $15,000 upfront.
- You prioritize fuel efficiency, as the RS 3 achieves 23 MPG combined versus the M3's 19 MPG.
- You prefer the quick, hands-free operation of a 7-speed automated manual transmission over a traditional manual.
Choose the BMW M3 if...
- You absolutely require the highest power figures, such as the M3's 473 hp and 406 lb-ft of torque.
- You frequently carry passengers or luggage and need the significantly larger 16.9 cu ft of trunk space.
- You prefer the tactile control and driver connection offered by a 6-speed manual transmission.
Key Dimensions
| Dimension | Audi RS 3 | BMW M3 |
|---|---|---|
| Length | 178.5" | 189.1" |
| Width | 72.9" | 74.3" |
| Height | 54.8" | 56.6" |
| Wheelbase | 103.6" | 112.5" |
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 | — | ✓ |
| Self-Leveling Headlights | — | ✓ |
| Front Fixed Headrests | — | ✓ |
Engine
| Feature | Audi | BMW |
|---|---|---|
| Base Engine Displacement | 2.5 L | 3.0 L |
| Number of Cylinders | inline 5 | inline 6 |
| Base Engine Type | gas | gas |
| Horsepower | 394 hp | 473 hp @ 6250 rpm |
| Torque | 369 lb-ft | 406 lb-ft @ 2650 rpm |
| Number of Valves | 20 | 24 |
| 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 | 6-speed manual |
| Drivetrain Type | all wheel drive | rear wheel drive |
| [object Object] | ✓ | — |
| [object Object] | ✓ | — |
| Hill Descent Control | ✓ | — |
| Rear Differential Type | — | Limited Slip |
Fuel
| Feature | Audi | BMW |
|---|---|---|
| Fuel Type | premium unleaded (required) | premium unleaded (required) |
| EPA Fuel Economy (City/Highway) | 20/30 MPG | 16/23 MPG |
| EPA Fuel Economy (Combined) | 23 MPG | 19 MPG |
| EPA Driving Range (City/Highway) | 290.0/435.0 mi. | 249.6/358.8 mi. |
| Fuel Tank Capacity | 14.5 gal. | 15.6 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 | ✓ | ✓ |
| Cruise Control on Steering Wheel | — | ✓ |
| Cruise Control | — | ✓ |
| Heated Steering Wheel | — | ✓ |
| 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 | 464W |
| Speaker System | 15 | 16 |
| Surround Audio | Discrete | Discrete |
| Android Auto (Wireless) | ✓ | — |
| Apple CarPlay (Wireless) | ✓ | — |
| USB Port | ✓ | ✓ |
| Satellite Radio | ✓ | ✓ |
| Satellite Radio Trial Period | 3 months | 12 months |
| Subwoofer Count | — | 2 |
| Android Auto (Wired) | — | ✓ |
| Apple CarPlay (Wired) | — | ✓ |
| USB Port with External Media Control | — | ✓ |
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 | 36.8 in. | 40.6 in. |
| Front Leg Room | 41.2 in. | 41.6 in. |
| Front Shoulder Room | 54.8 in. | 56.0 in. |
| Seat Material: Premium Leather | ✓ | ✓ |
| Front Seat Type: Sport | ✓ | ✓ |
| Driver Seat Power Adjustments | 8-way | 10-way |
| Driver Seat Height Adjustment | ✓ | ✓ |
| Driver Seat Lumbar Support | Power | Power |
| Driver Seat Memory Settings | 2 | 2 |
| Passenger Seat Power Adjustments | 8-way | 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 Thigh Extension | — | ✓ |
| Passenger Seat Thigh Extension | — | ✓ |
Rearseats
| Feature | Audi | BMW |
|---|---|---|
| Rear Head Room | 36.6 in. | 37.8 in. |
| Rear Leg Room | 35.2 in. | 35.6 in. |
| Rear Shoulder Room | 53.0 in. | 54.6 in. |
| Split-Folding Rear Seatback | ✓ | ✓ |
| Folding Rear Seat Feature | ✓ | — |
| Pass-Thru Center Armrest | ✓ | — |
Tires and Wheels
| Feature | Audi | BMW |
|---|---|---|
| Wheel Finish | Painted Alloy | Painted Alloy |
| Wheel Diameter | 19 in | — |
| Tire Type | Performance | Performance |
| Tire Size | ✓ | 285/35R Z |
| Wheel Size | — | 19 x 10.5 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./ 36000 mi. |
Frequently Asked Questions
Common questions about comparing the 2025 Audi RS 3 and 2026 BMW M3.
Which car is significantly more powerful in raw numbers?
The 2026 BMW M3 holds a distinct advantage with 473 hp and 406 lb-ft of torque, beating the Audi RS 3's 394 hp and 369 lb-ft.
How much does the difference in drivetrain affect daily driving?
The RS 3 uses AWD and a quick 7-speed automatic, generally offering better all-weather grip and easier city driving, whereas the M3 is RWD with a more involved 6-speed manual.
Is the extra cost of the M3 justified by fuel savings?
No, the RS 3 is more economical for fuel, achieving 23 MPG combined compared to the M3's 19 MPG combined; you will spend less at the pump with the Audi.
If I plan on road-tripping, which sedan offers more space?
The BMW M3 is the superior road trip companion, boasting 16.9 cu ft of cargo space, which is nearly double the 8.3 cu ft offered in the compact Audi RS 3.
Are both cars happy running on regular gas?
No, both high-performance sedans require premium unleaded fuel to achieve their listed performance figures.
How much larger is the BMW M3 on the road?
The M3 is notably longer, measuring 189.1 inches compared to the RS 3's 178.5 inches, and is also slightly wider and taller.
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