Porsche 911 vs SRT Viper Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2021 Porsche 911 Carrera 4 Cabriolet AWD

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2014 SRT Viper Base

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User Ranking Drivers and owners ranked these cars in 9 categories.

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New Car Pricing New listing price comparison and analysis.

2021 Porsche 911
Carrera 4 Cabriolet AWD
Invoice
N/A
Average Price Paid
$117,566
1 listings nationwide

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2014 SRT Viper
Base
No Data Available
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2021 Porsche 911
Carrera 4 Cabriolet AWD
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2014 SRT Viper
Base
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Expert Reviews Reviews from CarGurus experts.

2021 Porsche 911
Carrera 4 Cabriolet AWD
Josh Jacquot Preview:

Entering its second year in the 992 generation, Porsche’s iconic 911 remains one of the most versatile and daily drivable sports cars ever made. Its trims and drive configurations enco...

Read full review »
2014 SRT Viper
Base
Michael Perkins Preview:

Another year, and still no new Viper. Oh, there’s a new package option and a new color, and even a new mode for the stability control system—all designed to convince you the Viper need...

Read full review »

Specs

2021 Porsche 911
Carrera 4 Cabriolet AWD
2014 SRT Viper
Base
Powertrain 8-Speed Dual Clutch 6-Speed Manual
Drivetrain
AWD
RWD
Fuel Economy, City
18 MPG
12 MPG
Fuel Economy, Highway
24 MPG
19 MPG
Fuel Tank Volume 17.6 gal 16 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
379 hp @ 6,500 RPM
640 hp @ 6,150 RPM
Torque
331 lb-ft @ 1,950 RPM
600 lb-ft @ 4,950 RPM
Cylinders
6 cylinders
10 cylinders
Compression Ratio
10.2:1
10.2:1
Displacement
3,000 cc
8,400 cc
Bore x Stroke
3.58 in x 3.01 in
4.05 in x 3.96 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
NHTSA Crash Test Results
Comfort and Convenience
Air Conditioning Standard Standard
CD Player -- Standard
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard --
Passenger Power Seats Standard Standard
Interior
Maximum Seating 4 seats 2 seats
Front Legroom -- 42.7 in
Back Legroom -- --
Payload and Towing
Cargo Volume 4.6 cu ft 14.7 cu ft
Maximum Payload 883 lbs --
Exterior
Length 177.9 in 175.7 in
Width 79.7 in 76.4 in
Height 51.1 in 49.1 in
Wheelbase 96.5 in 98.8 in

Available Options

2021 Porsche 911
Carrera 4 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
  • Miami Blue
  • Night Blue Metallic
  • Python Green
  • Racing Yellow
  • White

Option Packages

  • Bose Surround Sound System
  • Burmester High-End Surround Sound System
  • Sport Tailpipes in Black
  • Sport Tailpipes in Silver
  • SportDesign Side Skirts
  • Seat Belts in Bordeaux Red
  • Seat Belts in Chalk
  • PDK Gear Selector in Aluminum
  • 911 CARRERA 4 Stripe Decal On Side In Aurum
  • 911 CARRERA 4 Stripe Decal On Side In Black
  • 911 CARRERA 4 Stripe Decal On Side In Red
  • 911 CARRERA 4 Stripe Decal On Side In Silver
  • 930 Leather Package
  • Adaptive Cruise Control (Acc)
  • Air Vent Surround & Air Vent Slats In Leather
  • Air Vent Surround In LTHR & Air Vent Slats Painted
  • Ambient Lighting
  • Clear Taillights
  • Deviated Leather Seat Centers
  • Deviated Stitching Interior PKG & LTR Seat Centers
  • Deviated Stitching Interior Package
  • Double Stripe Decal On Front Trunk Lid In Grey
  • Electric Steering Column W/Casing In Leather
  • Exclusive MANUFAKTUR Leather Interior
  • Extended Door Trim In Leather
  • Extended Exclusive MANUFAKTUR Leather Interior
  • Extended Heritage Design Leather Package
  • Exterior Mirror Base In High Gloss Black
  • Exterior Mirror Lower Trim & Base In Ext Color
  • Exterior Mirror Upper Housing In Carbon Fiber
  • Floor Mats W/Leather Edging
  • Front Axle Lift System
  • Front Protection Film
  • GT Sport Steering Wheel In Race-Tex
  • GT Sport Steering Wheel In Race-Tex W/Carbon Fiber
  • Heated GT Sport Steering Wheel
  • Heated GT Sport Steering Wheel In Race-Tex
  • Heated GT Sport Steering Wheel W/Carbon Fiber
  • Heritage Design Interior Package
  • ILLUM Personalized Door-Sill Guards In Brushed Alum
  • ILLUM Personalized Door-Sill Guards In Carbon Fiber
  • Illuminated Door-Sill Guards In Brushed Aluminum
  • Illuminated Door-Sill Guards In Matte Carbon Fiber
  • Inner Door-Sill Guards In Leather
  • Interior Mirror In Leather
  • Interior Trim In Light Silver
  • Interior Trim Inlays In Brushed Aluminum
  • Interior Trim Inlays In Exterior Color
  • Interior Trim Inlays In Leather
  • Interior Trim Inlays In Matte Carbon Fiber
  • Interior Trim Inlays In PALDAO
  • Lane Change Assist (LCA)
  • Lane Keep Assist (LKA) W/Traffic Sign Recognition
  • Led-Matrix Design Headlights In Black W/PDLS+
  • Led-Matrix Design Headlights W/PDLS+
  • Manual Steering Column W/Casing In Leather
  • Night Vision Assist
  • Owner's Manual Wallet In Carbon Fiber
  • Owner's Manual Wallet In Leather
  • Pedals & Footrest In Aluminum
  • Personalized Air Vent Surround & Air Vent Slats
  • Personalized Floor Mats W/Leather Edging
  • Porsche Ceramic Composite Brakes (PCCB) In Yellow
  • Porsche Dynamic Light System Plus (PDLS+)
  • Porsche INNODRIVE W/Acc & Alk
  • Porsche Logo Decal On Side In Aurum
  • Porsche Logo Decal On Side In Black
  • Porsche Logo Decal On Side In Red
  • Porsche Logo Decal On Side In Silver
  • Porsche Torque Vectoring Plus (PTV+)
  • Premium Package
  • RR Lid Grille Vertical Slat Inlays In Exterior Color
  • RR Lid Grille Vertical Slat Inlays In High Gloss Black
  • 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
  • Sport CHRONO Package
  • Sport Exhaust System
  • Sport Exhaust System W/Tailpipes In Black
  • Sport Exhaust System W/Tailpipes In Silver
  • Sport Package
  • Sportdesign Front Fascia
  • Sportdesign Package
  • Sportdesign Package In High Gloss Black
  • Sun Visors In Leather
  • Sun Visors In Race-Tex
  • Surround View
  • Vehicle Keys In Leather W/1 Key Pouch
  • Vehicle Keys Painted W/1 Key Pouch In Leather
  • Vehicle Keys Painted W/1 Key Pouch In Race-Tex
  • 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/LTHR 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/Leather Package
  • Black, Leather Seat Trim W/Sport-Tex Centers
  • Bordeaux Red, LTHR Seat Trim W/LTHR 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/LTHR Interior & Chalk Stitching
  • Graphite Blue, Leather Seat Trim W/Leather Interior
  • Iceland Green/Black, Leather Seat Trim W/Two-Tone Leather Interior
  • Mojave Beige/Black, Leather Seat Trim W/Two-Tone Interior
  • Mojave Beige/Black, Leather Seat Trim W/Two-Tone Leather Interior
  • Slate Grey, LTHR Seat Trim W/LTHR Interior & Chalk Stitching
  • Slate Grey, Leather Seat Trim W/Leather Interior
  • Slate Grey, Leather Seat Trim W/Leather Package
  • Truffle Brown, Club Leather Seat Trim
  • Truffle Brown, Club Leather Seat Trim W/Chalk Stitching
  • 14-Way Power Seats W/Memory Package
  • 18-Way Adaptive Sport Seats Plus W/Memory Package
  • 4-Way Sport Seats Plus
  • Ventilated Front Seats
  • Wheels: 20" Front/21" Rear 911 Turbo
  • Wheels: 20" Front/21" Rear CARRERA Classic
  • Wheels: 20" Front/21" Rear CARRERA Exclusive Design
  • Wheels: 20" Front/21" Rear CARRERA S
  • Wheels: 20" Front/21" Rear RS SPYDER Design
2014 SRT Viper
Base

Exterior Colors

  • Adrenaline Red
  • Billet Silver Metallic Clearcoat
  • Competition Blue Pearl Coat
  • GTS-R Blue Pearlcoat
  • Gunmetal Pearl
  • Race Yellow
  • Ta Orange Clear Coat
  • Venom Black Clearcoat
  • Viper White Clearcoat

Option Packages

  • Carbon Fiber Black Interior Accents
  • Adrenaline Red GTS Racing Stripes
  • Adrenaline Red SRT Racing Stripes
  • Advanced Aerodynamics Package
  • EXTERIOR CARBON FIBER PACKAGE
  • Grand Touring Package
  • Mopar Car Cover
  • SRT High Performance Audio W/12 Speaker
  • SRT High Performance Audio W/18 Speakers
  • Billet Silver GTS Racing Stripes
  • Billet Silver SRT Racing Stripes
  • Black GTS Racing Stripes
  • Black SRT Racing Stripes
  • Bright White GTS Racing Stripes
  • Bright White SRT Racing Stripes
  • Gunmetal GTS Racing Stripes
  • Gunmetal SRT Racing Stripes
  • Tires: P295/30ZR18 Front / P355/30ZR19 Rear PERF
  • Wheels: 18 X 10.5 FR/19 X 13.0 RR Rattler-Hyper
  • Wheels: 18 X 10.5 FR/19 X 13.0 RR Rattler-Matte
  • Wheels: 18 X 10.5 FR/19 X 13.0 RR Sidewinder II Hyper
  • Wheels: 18 X 10.5 FR/19 X 13.0 RR Sidewinder II Matte

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