Performance Review: Porsche 911 GT3 PDK 992 - [2021]

Figures & Specs Summary:

Porsche 911 Performance Review.

Introduction:

This edition of the Porsche 911 GT3 PDK 992 is the 7 speed / Auto version and was first brought out in 2021. This was at around the same time as the introduction of the 2021 McMurtry Speirling Goodwood and the 2021 Rimac Nevera 1888bhp Electric AWD.This particular Porsche 911 has a 3996cc 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, Coupe 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 1435 kgs (3163 lbs) this makes the Porsche 911 GT3 PDK 992 in the same weight category as the 2023 Lotus Emira First Edition i4 2.0 Turbo or the give or take 50kg.

The Porsche 911 shares the same bhp with the 2024 Ford Mustang Dark Horse 5.0 V8 (500 bhp)

In terms of power the 3996cc 24V F6 engine produces 503 bhp (375 kW) @ 8400 rpm similar to the 2024 Ford Mustang Dark Horse 5.0 V8 (500 bhp) or the 2023 Porsche Boxster Spyder RS 4.0 982 (493 bhp).

The Naturally Aspirated F6 throws out 347 lb-ft (470.4 Nm) @ 6100 rpm placing it with cars of similar torque performance figures such as the 2024 Mazda CX-90 S 3.3 Turbo (369 lb-ft) or the 2023 Porsche Boxster Spyder RS 4.0 982 (332 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 2017 McLaren 570 S Spider 3.8 V8 Twin Turbo (375.1 bhp per ton) has similar Bhp Per Ton stats as the Porsche 911.

The Porsche 911 has a Power to weight ratio of 350.5 bhp per ton and 241.8 lb-ft per ton. Bhp Per Ton figures of the 2021 911 competing with the 2017 McLaren 570 S Spider 3.8 V8 Twin Turbo (375.1 bhp per ton) or the 2009 Aston-Martin Vanquish 5.9 V12 RS (375.0 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 241.8 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 1965 Jensen CV8 FF 6.3L V8 (266.6 lb-ft per ton) or the 2000 Porsche 911 Turbo 996 (266.6 lb-ft per ton).

Acceleration:

With a 0-60mph time of 3.20 secs or a 0-100km/h (0-62mph) of 3.3 secs, this made the Porsche 911 GT3 PDK 992 as fast as the 2023 Aston-Martin DBS 770 Ultimate 5.2 V12 Twin Turbo (3.20 secs) the 2022 Porsche 911 Dakar 3.0 Turbo 992 II (3.20 secs) the 2021 Porsche Cayman GT4 RS 4.0 982 (3.20 secs) the or the 2021 Porsche 911 GT3 Touring PDK 992 (3.20 secs). This Porsche 911 GT3 PDK 992 is also faster than the 2023 Ferrari Roma Spider 3.9 V8 Turbo (3.30 secs) the 2023 BMW 3 Series M3 CS 3.0 Twin Turbo G80 (3.30 secs) the 2023 Porsche Boxster Spyder RS 4.0 982 (3.30 secs) the and the 2022 Ferrari Purosangue 6.5 V12 (3.30 secs).

Quarter Mile time is a close race between the 911 and the 2007 Lotus Elise SC 1.8

When talking about the performance of the Porsche 911 on the drag strip it can reach a quarter mile in an estimated 11.73 secs @ 116.6 mph. Similar performance down the quarter mile can be found with the the 2007 Lotus Elise SC 1.8 (11.70 secs), the 2003 Jaguar XJ R 4.2 V8 Supercharged (11.70 secs), and the 2009 Porsche Boxster 3.4 Spyder 987 (11.70 secs).

Top Speed:

Modern performance cars are often artificially restricted to 155mph. The 2021 version of the Porsche 911 GT3 PDK 992 has a maximum speed of 198mph.

Top Speed of the 2021 911 equals the 2017 Bentley Continental Supersports 6.0 W12 Bi Turbo (209 mph)

If maxing out your car on the AutoBahn is your thing and you're wondering what's faster than the 2021 Porsche 911 GT3 PDK 992 then how about the 2017 Bentley Continental Supersports 6.0 W12 Bi Turbo (209 mph), the 2006 Mercedes SLR Class McLaren 722 Edition (209 mph), or the 2019 Chevrolet Corvette ZR1 6.2 V8 Supercharged C7 (210 mph).

Related Links:

2021 911 Rivals List.

A Brief History of Porsche

Car Comparison