Porsche 911 Carrera S Cabriolet (991) - Key Specifications
| Specification | Details |
|---|---|
| Type | Luxury Sports Cabriolet |
| Released At | 2012 Model Year |
| Built At | Zuffenhausen, Germany |
| Engine | 3.8L Naturally Aspirated Flat-6 |
| Position | Rear-Engine, Longitudinal |
| Aspiration | Naturally Aspirated |
| Block Material | Aluminum Alloy |
| Valvetrain | DOHC, 4 Valves per Cylinder |
| Fuel Feed | Direct Fuel Injection |
| Displacement | 3800 cc / 231.9 in³ |
| Power | 400 hp / 294 kW @ 7400 rpm |
| Specific Output | 105 hp per liter |
| Torque | 440 Nm / 324 lb-ft @ 5600 rpm |
| Top Speed | 302 km/h / 188 mph |
| 0 – 60 mph | 4.3 seconds (PDK) |
| 0 – 100 km/h | 4.5 seconds (PDK) |
| Body / Frame | Aluminum and Steel Monocoque |
| Driven Wheels | RWD (Rear-Wheel Drive) |
| Wheel Type | Forged Aluminum Alloy Wheels |
| Front Tires | 245/35ZR20 |
| Rear Tires | 295/30ZR20 |
| Front Brakes | Ventilated Carbon Ceramic Discs with 6-Piston Calipers |
| Rear Brakes | Ventilated Carbon Ceramic Discs with 4-Piston Calipers |
| Front Wheels | 20 x 8.5 in |
| Rear Wheels | 20 x 11.0 in |
| Front Suspension | MacPherson Strut with Adaptive Dampers |
| Rear Suspension | Multi-Link with Adaptive Dampers |
| Curb Weight | 1475 kg / 3252 lbs |
| Weight Distribution | Front 39% / Rear 61% |
| Wheelbase | 2450 mm / 96.5 in |
| Length | 4491 mm / 176.8 in |
| Width | 1808 mm / 71.2 in |
| Height | 1294 mm / 50.9 in |
| Transmission | 7-Speed Manual / 7-Speed PDK Dual-Clutch Automatic |
| Fuel Economy (Combined) | 9.1 L/100 km or 26 mpg-US |
| Fuel Capacity | 64 liters / 16.9 gallons |

First 911 Cabriolet with a Magnesium Roof Frame – The 991-generation Carrera S Cabriolet introduced a lightweight magnesium roof frame, making the soft-top stronger, lighter, and more aerodynamic than previous 911 convertibles.
Twin-Turbocharged Power (991.2 Version) – The 991.1 Carrera S Cabriolet (2012-2015) had a 3.8-liter naturally aspirated flat-six with 400 hp, while the 991.2 facelift (2016-2019) switched to a 3.0-liter twin-turbo flat-six, increasing torque and efficiency.
0-100 km/h in Just 4.3 Seconds (PDK) – With the 7-speed PDK dual-clutch transmission and Sport Chrono Package, the Carrera S Cabriolet could accelerate from 0-100 km/h (0-62 mph) in just 4.3 seconds, making it one of the fastest 911 convertibles.
Top Speed of 302 km/h (188 mph) – The Carrera S Cabriolet could reach a top speed of 302 km/h (188 mph), proving that performance was not sacrificed for open-top driving.
First 911 Carrera with Electric Steering – The 991 was the first 911 generation to feature electric power steering, replacing the hydraulic system for better efficiency and precision.
Longer and Lighter than the 997 Generation – The 991 Carrera S Cabriolet was 56 mm longer and 40 kg lighter than its predecessor, improving both handling and fuel economy.
First Porsche Cabriolet with a Multi-Stage Wind Deflector – The electrically retractable wind deflector could be deployed in two stages, significantly reducing wind turbulence for a more comfortable ride.
7-Speed Manual Transmission Option – The 991 was the first production 911 to offer a 7-speed manual transmission, allowing for both performance and fuel efficiency.
Advanced Active Suspension (PASM) – The Porsche Active Suspension Management (PASM) came standard, allowing adjustable damping for comfort or sporty handling, depending on the driving mode.
Classic 911 Design with Modern Aerodynamics – The 991-generation featured a wider stance, active aerodynamics, and integrated rear spoiler, ensuring classic 911 styling with improved stability at high speeds.

The 991.2 Carrera S Cabriolet combines Porsche’s legendary 911 heritage with modern tech, featuring a 3.0L twin-turbo flat-six (420hp) and a sublime retractable soft top.
It’s one of the most livable yet thrilling open-top sports cars ever made.
1. Current Market Prices (2024)
991.2 Carrera S Cabriolet (2016–2019)
High-Mileage (60,000+ km):€60,000 – €75,000(Check for PDK service history & convertible top mechanism)
Well-Maintained (30,000–60,000 km):€75,000 – €90,000
Low-Mileage (<20,000 km):€90,000 – €110,000
Desirable Options That Add Value
Sport Chrono Package:+€3,000 – €5,000
PASM Sport Suspension:+€2,000 – €4,000
Full Leather Interior:+€4,000 – €6,000
Special Editions
911 Carrera GTS Cabriolet (991.2):€100,000 – €130,000(450hp, more aggressive styling)
2. Key Value Factors
✅ What Adds Value
Porsche Approved Certified (2-year warranty extension)
Complete Service History (Especially PDK/engine oil changes)
Original Paint & Undamaged Soft Top
⚠️ Red Flags to Watch For
Neglected PDK Service (€5,000+ transmission rebuild if overdue)
Convertible Top Leaks/Rips (€3,000 – €6,000 to replace)
Overrevs in ECU Log (Indicates track abuse without proper prep)
3. Ownership Costs
Annual Maintenance
Basic Service (Oil, Filters):€800 – €1,200
Major Service (Every 4 Years):€2,000 – €3,000
Brake Job (Steel Discs):€1,500 – €2,500
Big-Ticket Repairs
PDK Transmission Rebuild:€8,000 – €12,000
Soft Top Replacement:€5,000 – €7,000
Turbocharger Issues (Rare, but €6,000+ if needed)
4. Performance & Driving Experience
Stock Performance
0-100 km/h:4.0 sec (3.8 sec with Sport Chrono)
Top Speed:306 km/h
Fuel Economy:8.5L/100km (Highway)
Tuning Potential
Stage 1 (ECU Only):480hp (€1,500)
Stage 2 (Downpipes + Tune):520hp (€5,000+)
5. Market Trends
📈 Depreciation Curve
2019 New Price:€130,000+
2024 Avg:€80,000 – €100,000
2030 Projection:€70,000 – €90,000 (Stable, as 991.2 is last NA-like turbo 911)
💡 Smart Buy?
Best Value:2017–2018 models (post-facelift updates)
Avoid:High-mileage cars without PDK service records
6. Where to Buy?
Official Channels
Porsche Approved Certified Pre-Owned (CPO)
Specialist Dealers (RPM Technik, Porsche Zentrum)
Private Sales
Mobile.de / Autoscout24
Porsche Club Listings
Pro Tip: A pre-purchase inspection (PPI) focusing on the convertible top mechanism and PDK transmission (€500 – €1,000) is highly recommended.
Fun Fact: The 991.2’s turbocharged engine was so well-received that Porsche kept the same base engine for the 992-generation Carrera!
(This is the perfect blend of classic 911 thrills and modern reliability—a future classic that won’t bankrupt you in maintenance!)
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