BMW M3 vs Audi RS 4 Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2018 BMW M3 CS Sedan RWD
Photo of 2017 model year shown

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Used Car Pricing Used listing price comparison and analysis.

2018 BMW M3
CS Sedan RWD
CarGurus Instant Market Value
$92,689
2 listings nationwide

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2008 Audi RS 4
quattro Cabriolet AWD
CarGurus Instant Market Value
$27,830
6 listings nationwide

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Expert Reviews Reviews from CarGurus experts.

2018 BMW M3
CS Sedan RWD
Andrew Newton Preview:

In the world of German performance cars, the BMW M3 is one of the most prestigious names of all time. The latest version is very different from the original. The latest M3 is a luxuri...

2008 Audi RS 4
quattro Cabriolet AWD

The Audi RS 4, introduced to U.S. shores in 2006 and based on the A4 sedan, represents the high-performance level of the German automakerâ??s compact sports sedan line. For the 2008 mo...

User Reviews Reviews from CarGurus users who have driven or owned the car.

2018 BMW M3
CS Sedan RWD
writes:
Serious Performance for a sedan Can drive a family of more than 3
Power Ranked 2018 Porsche 911 Carrera GTS Coupe RWD better.
"Little Lighter/25 more hp to crank "
Handling Ranked 2018 Porsche 911 Carrera GTS Coupe RWD better.
"Because it does...it’s a coupe not a sedan "
10
writes:
The Shelby hands-down is a better drivers car. Hard to believe I’m saying this but after driving both I could...
Back Seats Ranked 2018 Ford Shelby GT350 Coupe worse.
"Of course being a four-door sedan the M3’s rear seats are much more accessible and usable."
Family Car Ranked 2018 Ford Shelby GT350 Coupe worse.
"Of course being a four-door sedan the M3’s rear seats are much more accessible and usable."
5
writes:
Handling Ranked 2018 Nissan GT-R Premium AWD worse.
"Designed for curvy road and not a straight line like the GT-R"
Looks/Style Ranked 2018 Nissan GT-R Premium AWD worse.
"Has more aggressive styling at a more affordable price point. Great Daily Driver!!!"
2008 Audi RS 4
quattro Cabriolet AWD
35
writes:
All around usability, a renaissance car so to speak. AWD, back seats, V8, great handling, good looks.
25
2008 Audi RS 4 quattro Cabriolet AWDReview:

Fast Car — fast

35
2008 Audi RS 4 quattro Cabriolet AWDReview:

Very Nice Car — WELL it is a very nice car. Very fast. does not coast very much.

Specs

2018 BMW M3
CS Sedan RWD
2008 Audi RS 4
quattro Cabriolet AWD
Powertrain 7-Speed Dual Clutch 6-Speed Manual
Drivetrain
RWD
AWD
Fuel Economy, City
16 MPG
12 MPG
Fuel Economy, Highway
22 MPG
19 MPG
Fuel Tank Volume 15.8 gal 16.6 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
454 hp @ 6,250 RPM
420 hp @ 7,500 RPM
Torque
442 lb-ft @ 4,000 RPM
317 lb-ft @ 6,000 RPM
Cylinders
6 cylinders
8 cylinders
Compression Ratio
10.2:1
12.5:1
Displacement
3,000 cc
4,200 cc
Bore x Stroke
3.31 in x 3.53 in
3.33 in x 3.65 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
Curtain Airbags Standard Standard
NHTSA Crash Test Results
Front Driver -- 4 stars
Front Passenger -- 4 stars
Side Driver -- 5 stars
Side Rear Passenger -- 4 stars
Rollover (pre-2011) -- 4 stars
Comfort and Convenience
Sunroof/Moonroof -- Standard
Leather Seats Standard Standard
Air Conditioning Standard Standard
CD Player Standard Standard
CD Changer -- Standard
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard Standard
Passenger Power Seats Standard Standard
Interior
Maximum Seating 5 seats 4 seats
Front Legroom 42 in 41.3 in
Back Legroom 35.1 in 32.4 in
Payload and Towing
Cargo Volume 12 cu ft 11.1 cu ft
Exterior
Length 184.5 in 179.3 in
Width 80.2 in 76.1 in
Height 56.1 in 54.8 in
Wheelbase 110.7 in 104.3 in

Available Options

2018 BMW M3
CS Sedan RWD

Exterior Colors

  • Alpine White
  • Black Sapphire Metallic
  • Frozen Dark Blue II
  • Lime Rock Grey
  • San Marino Blue Metallic

Option Packages

  • Executive Package
  • M Carbon Ceramic Brake
2008 Audi RS 4
quattro Cabriolet AWD

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