Performance Review: Porsche 911 Carrera S Cabriolet 991 - [2011]

Figures & Specs Summary:

Porsche 911 Performance Review.

Introduction:

This edition of the Porsche 911 Carrera S Cabriolet 991 is the 7 speed / Manual version and was first brought out in 2011. This was at around the same time as the introduction of the 2012 Bugatti Veyron 16.4 Grand Sport Vitesse and the 2011 SSC Tuatara 6.9L V8 Twin Turbo.This particular Porsche 911 has a 3800cc Naturally Aspirated Petrol powerplant with 6 cylinders in a F formation.

Alternative Petrol F6's includes the 2017 Porsche 911 GT2 RS

The 911 shares its Petrol F6 engine configuration with the likes of the 2017 Porsche 911 GT2 RS and the 2016 Porsche 911 Turbo S 991 II. If you're looking for other fast cars which share the 911's Rear Wheel Drive, Cabriolet combination then how about the 1982 Fiat X1/9 1.5 8V or the 1965 Aston-Martin DB6 1965.

Power and Weight:

Weighing in at 1465 kgs (3229 lbs) this makes the Porsche 911 Carrera S Cabriolet 991 in the same weight category as the 2023 Toyota Corolla GR Morizo Edition 1.6 Turbo or the give or take 50kg.

The Porsche 911 shares the same bhp with the 2022 Lotus Emira First Edition 3.5 V6 Supercharged (395 bhp)

In terms of power the 3800cc 24V F6 engine produces 395 bhp (294 kW) @ 7400 rpm similar to the 2022 Lotus Emira First Edition 3.5 V6 Supercharged (395 bhp) or the 2022 Lotus Emira First Edition 3.5 V6 Supercharged Auto (395 bhp).

The Naturally Aspirated F6 throws out 325 lb-ft (440.6 Nm) @ 5600 rpm placing it with cars of similar torque performance figures such as the 2023 Porsche Boxster Spyder RS 4.0 982 (332 lb-ft) or the 2023 Porsche Cayenne E-Hybrid 3.0 V6 Turbo (310 lb-ft).

Power to Weight:

If one combines the weight with power or torque performance for the Porsche 911 you can get a better idea of it's real world performance.

The 2015 BMW 6 Series 4.4 V8 Competition Pack (294.6 bhp per ton) has similar Bhp Per Ton stats as the Porsche 911.

The Porsche 911 has a Power to weight ratio of 269.6 bhp per ton and 221.8 lb-ft per ton. Bhp Per Ton figures of the 2011 911 competing with the 2015 BMW 6 Series 4.4 V8 Competition Pack (294.6 bhp per ton) or the 2000 Morgan Aero 8 4.4 V8 (294.5 bhp per ton).

Power to Weight(cont.):

If you agree with the late great Carroll Shelby then arguably an even better indicator of potential performance, Torque. Use weight as well and you end up with - Torque per ton, with the Porsche 911 generating around 221.8 lb-ft per ton. If you're curious as to what other cars have as much torque to weight then look no further than the 2007 Mercedes C Class AMG Estate (246.7 lb-ft per ton) or the 2019 Jaguar F Type Supercharged 5.0 V8 (246.6 lb-ft per ton).

Acceleration:

With a 0-60mph time of 4.60 secs or a 0-100km/h (0-62mph) of 4.8 secs, this made the Porsche 911 Carrera S Cabriolet 991 as fast as the 2023 Porsche Cayenne Coupe E-Hybrid 3.0 V6 Turbo (4.60 secs) the 2023 Porsche Cayenne E-Hybrid 3.0 V6 Turbo (4.60 secs) the 2021 BMW 2 Series M240i 3.0 Cabrio Turbo F23 (4.60 secs) the or the 2020 Audi A3 S3 Saloon (4.60 secs). This Porsche 911 Carrera S Cabriolet 991 is also faster than the 2022 Mini Cooper Clubman John Cooper Works 2.0 Turbo ALL4 (4.70 secs) the 2020 BMW X4 M40d 3.0 Turbo (4.70 secs) the 2020 KIA Stinger GT 3.3 V6 Turbo AWD (4.70 secs) the and the 2020 KIA Stinger GT2 3.3 V6 Turbo (4.70 secs).

Quarter Mile time is a close race between the 911 and the 1969 AMC AMX 6.4L V8 7030

When talking about the performance of the Porsche 911 on the drag strip it can reach a quarter mile in an estimated 12.65 secs @ 108.1 mph. Similar performance down the quarter mile can be found with the the 1969 AMC AMX 6.4L V8 7030 (12.59 secs), the 1991 Porsche 928 GTS 5.4L V8 (12.60 secs), and the 2006 BMW Alpina B3 3.0 Bi Turbo (12.60 secs).

Top Speed:

Modern performance cars are often artificially restricted to 155mph. The 2011 version of the Porsche 911 Carrera S Cabriolet 991 has a maximum speed of 187mph.

Top Speed of the 2011 911 equals the 3996 Bentley Continental GT 4.0 V8 Turbo Convertible (198 mph)

If maxing out your car on the AutoBahn is your thing and you're wondering what's faster than the 2011 Porsche 911 Carrera S Cabriolet 991 then how about the 3996 Bentley Continental GT 4.0 V8 Turbo Convertible (198 mph), the 2021 Porsche 911 GT3 Touring PDK 992 (198 mph), or the 2021 Porsche 911 GT3 PDK 992 (198 mph).

Related Links:

2011 911 Rivals List.

A Brief History of Porsche

Car Comparison