2026 Audi RS 3 vs 2026 BMW M3
Comparison Overview
The 2026 Audi RS 3 arrives as the sharp, turbocharged scalpel, boasting its signature 2.5L five-cylinder symphony and incredible standard all-wheel-drive grip, making it an agile street weapon priced at $66,100. Conversely, the 2026 BMW M3 stands as the raw, visceral muscle sedan, offering a significant 473 hp and 406 lb-ft of torque paired exclusively with an engaging 6-speed manual transmission for maximum driver involvement. While the M3 commands a premium at $78,400 and achieves only 19 combined MPG, the RS 3 provides a 79 hp deficit but delivers superior efficiency at 23 combined MPG and an easier 20/29 MPG city/highway split. Furthermore, the M3 offers a cavernous 16.9 cu ft of cargo space compared to the RS 3's more compact 8.3 cu ft, illustrating their distinct priorities in this high-performance sedan duel.
Size Comparison
Performance
Fuel Efficiency
Full Specifications
Our Verdicts
2026 Audi RS 3
The Audi RS 3 wins for commuters due to its superior fuel economy, achieving 23 combined MPG versus the M3's 19.
2026 BMW M3
The BMW M3 is better suited for families as it offers substantially more storage with 16.9 cu ft of cargo capacity compared to the RS 3's 8.3 cu ft.
2026 BMW M3
The BMW M3 secures the enthusiast crown with its higher output of 473 hp and the involvement of a classic 6-speed manual transmission.
2026 Audi RS 3
The Audi RS 3 offers better value by undercutting the M3's MSRP by $12,300 while retaining excellent all-wheel-drive performance.
Choose the Audi RS 3 if...
- You prioritize efficiency, as the RS 3 delivers 23 combined MPG.
- You want the all-weather security and responsiveness of standard all-wheel drive.
- You seek flagship performance while staying under the $70,000 mark, with an MSRP of $66,100.
Choose the BMW M3 if...
- You demand maximum straight-line power, benefited by 473 hp and 406 lb-ft of torque.
- You prefer the traditional tactile connection of a 6-speed manual gearbox.
- You need significantly more utility, boasting nearly double the cargo volume at 16.9 cu ft.
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) | 20/29 MPG | 16/23 MPG |
| EPA Fuel Economy (Combined) | 23 MPG | 19 MPG |
| EPA Driving Range (City/Highway) | 290.0/420.5 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 | ✓ | ✓ |
| 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) | — | ✓ |
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./ 30000 mi. | 3 yr./ 36000 mi. |
Frequently Asked Questions
Common questions about comparing the 2026 Audi RS 3 and 2026 BMW M3.
What is the biggest performance gap between the two sedans?
The BMW M3 clearly leads in brute force, boasting 473 hp and 406 lb-ft of torque. This provides a distinct 79 hp advantage over the Audi RS 3's 394 hp output.
How does the price difference affect the overall cost of ownership?
The M3 carries a substantial $12,300 higher starting MSRP ($78,400 vs $66,100). Furthermore, the M3’s lower fuel economy (19 combined MPG) means higher running costs compared to the RS 3's 23 combined MPG.
Which car is better for highway cruising and daily driving?
The Audi RS 3 is the better daily driver thanks to its higher fuel efficiency (29 highway MPG) and the automatic nature of its 7-speed transmission, requiring less effort in stop-and-go traffic.
Why is the BMW M3 larger, and does it offer more space?
The M3 is physically larger in every dimension, measuring 189.1 inches long compared to the RS 3's 178.5 inches. This size translates directly to significantly better utility, providing 16.9 cu ft of cargo room versus the RS 3's 8.3 cu ft.
Does the RS 3 require premium fuel?
Yes, both high-performance machines demand top-tier fuel; the 2026 Audi RS 3 requires premium unleaded to achieve its published 394 hp rating.
How do the drivetrains contrast?
The RS 3 utilizes an all-wheel-drive system paired with an automated manual for consistent traction, whereas the M3 focuses on pure driver connection with a rear-wheel-drive layout mated exclusively to a 6-speed manual.
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