BMW M3 vs Porsche 911 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
$102,033
1 listings nationwide

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2020 Porsche 911
Carrera 4S Cabriolet AWD
CarGurus Instant Market Value
$155,731

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...

2020 Porsche 911
Carrera 4S Cabriolet AWD
Andrew Newton Preview:

The highly anticipated eighth-generation version of the Porsche 911, known as the 992, debuts for 2020. The 911, available as a coupe or a cabriolet, comes in rear-wheel drive (RWD) Ca...

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!!!"
2020 Porsche 911
Carrera 4S Cabriolet AWD
No User Reviews

Specs

2018 BMW M3
CS Sedan RWD
2020 Porsche 911
Carrera 4S Cabriolet AWD
Powertrain 7-Speed Dual Clutch 8-Speed Dual Clutch
Drivetrain
RWD
AWD
Fuel Economy, City
16 MPG
--
Fuel Economy, Highway
22 MPG
--
Fuel Tank Volume 15.8 gal 17.6 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
454 hp @ 6,250 RPM
443 hp @ 6,500 RPM
Torque
442 lb-ft @ 4,000 RPM
390 lb-ft @ 2,300 RPM
Cylinders
6 cylinders
6 cylinders
Compression Ratio
10.2:1
10.2:1
Displacement
3,000 cc
3,000 cc
Bore x Stroke
3.31 in x 3.53 in
3.58 in x 3.01 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard --
Curtain Airbags Standard Standard
NHTSA Crash Test Results
Comfort and Convenience
Leather Seats Standard --
Air Conditioning Standard Standard
CD Player Standard 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 --
Back Legroom 35.1 in --
Payload and Towing
Cargo Volume 12 cu ft 4.6 cu ft
Maximum Payload -- 912 lbs
Exterior
Length 184.5 in 177.9 in
Width 80.2 in 79.7 in
Height 56.1 in 51.2 in
Wheelbase 110.7 in 96.5 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
2020 Porsche 911
Carrera 4S Cabriolet AWD

Exterior Colors

  • Agate Grey Metallic
  • Aventurine Green Metallic
  • Black
  • Carmine Red
  • Carrara White Metallic
  • Chalk
  • Custom Color
  • Dolomite Silver Metallic
  • GT Silver Metallic
  • Gentian Blue Metallic
  • Guards Red
  • Jet Black Metallic
  • Lava Orange
  • Lizard Green
  • Miami Blue
  • Night Blue Metallic
  • Racing Yellow
  • White

Option Packages

  • Bose Surround Sound System
  • Porsche Active Suspension Management (PASM)
  • Illuminated Door-Sill Guards in Brushed Aluminum
  • Illuminated Door-Sill Guards in Carbon Fiber
  • SportDesign Side Skirts
  • Seat Belts in Bordeaux Red
  • Seat Belts in Chalk
  • Interior Trim in Carbon Fiber
  • Adaptive Cruise Control (Acc)
  • BURMESTER High-End Surround Sound-System
  • Brake Calipers In High Gloss Black
  • Comfort Access
  • Front & Rear PARKASSIST W/Surround View
  • Front Axle Lift System
  • Heated Multifunction GT Sport Steering Wheel
  • ILLUM. Personalized Door-Sill Guards In Carbon Fiber
  • Illuminated Personalized Door-Sill Guards
  • Interior Trim In Brushed Aluminum
  • Interior Trim In Leather
  • Interior Trim In Light Silver DIAMAR
  • Interior Trim In PALDAO
  • Interior Trim Painted In Exterior Color
  • Lane Change Assist (LCA)
  • Lane Keep Assist (LKA) W/Traffic Sign Recognition
  • Led-Matrix Headlights
  • Light Design Package
  • Multifunction GT Sport Steering Wheel In Alcantara
  • Night Vision Assist
  • Porsche Ceramic Composite Brakes (PCCB)
  • Porsche Ceramic Composite Brakes (PCCB) In Black
  • Porsche Dynamic Chassis Control (PDCC)
  • Porsche Dynamic Light System Plus (PDLS+)
  • Premium Package
  • Protection Film - Front
  • Rear Axle Steering
  • Seat Belts In Agave Green
  • Seat Belts In Guards Red
  • Seat Belts In Lizard Green
  • Seat Belts In Racing Yellow
  • Seat Belts In Silver Grey
  • Seat Belts In Truffle Brown
  • Seat Ventilation
  • Sport CHRONO Package
  • Sport Exhaust System W/Tailpipes In Black
  • Sport Exhaust System W/Tailpipes In Silver
  • Sport Package
  • Sportdesign Front Fascia
  • Sportdesign Package
  • Vehicle Key In Leather W/Key Pouch
  • Vehicle Key Painted W/Key Pouch In Alcantara
  • Vehicle Keys Painted W/1 Key Pouch In Leather
  • Wheels Painted In Exterior Color
  • Wheels Painted In High Gloss Black
  • Wheels Painted In Jet Black Metallic
  • Wheels Painted In Satin Aurum
  • Wheels Painted In Satin Black
  • Wheels Painted In Satin Platinum
  • Agave Green, Club Leather Seat Trim
  • Agave Green, Club Leather Seat Trim W/Chalk Stitching
  • Black, LTHR Seat Trim W/Leather Interior & Chalk Stitching
  • Black, LTHR Seat Trim W/Sport-Tex Centers & Chalk Stitching
  • Black, Leather Seat Trim W/Leather Interior
  • Black, Leather Seat Trim W/Sport-Tex Centers
  • Bordeaux Red, LTHR Seat Trim W/Leather Interior & Chalk Stitching
  • Bordeaux Red, Leather Seat Trim W/Leather Interior
  • Bordeaux Red/Black, Leather Seat Trim W/Two-Tone Leather Interior
  • Chalk/Slate Grey, Leather Seat Trim W/Two-Tone Leather Interior
  • Graphite Blue, LTHR Seat Trim W/Leather Interior & Chalk Stitching
  • Graphite Blue, Leather Seat Trim W/Leather Interior
  • Island Green/Black, Leather Seat Trim W/Two-Tone Leather Interior
  • Mojave Beige/Black, Leather Seat Trim W/Two-Tone Leather Interior
  • Slate Grey, LTHR Seat Trim W/Leather Interior & Chalk Stitching
  • Slate Grey, Leather Seat Trim W/Leather Interior
  • Truffle Brown, Club Leather Seat Trim
  • Truffle Brown, Club Leather Seat Trim W/Chalk Stitching
  • 14-Way Power Sport Seats W/Memory Package
  • 18-Way Adaptive Sport Seats Plus W/Memory Package
  • HTD Multifunction GT Sport Steering WHL In Alcantara
  • Wheels: 20" Front/21" Rear CARRERA Classic
  • Wheels: 20" Front/21" Rear CARRERA Exclusive Design
  • Wheels: 20" Front/21" Rear RS SPYDER Design

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