Performance Review: Porsche Cayenne GT 4.0 V8 Bi-Turbo - [2021]

Figures & Specs Summary:

Porsche Cayenne Performance Review.

Introduction:

This edition of the Porsche Cayenne GT 4.0 V8 Bi-Turbo is the 8 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 Cayenne has a 3996cc Bi-Turbo Petrol powerplant with 8 cylinders in a V formation.

Alternative Petrol V8's includes the 2023 Dodge Challenger SRT Demon 170

The Cayenne shares its Petrol V8 engine configuration with the likes of the 2023 Dodge Challenger SRT Demon 170 and the 2023 Ferrari SF 90 XX Spider 4.0 V8 Turbo. If you're looking for other fast cars which share the Cayenne's All Wheel Drive, SUV combination then how about the or the .

Power and Weight:

Weighing in at 2220 kgs (4894 lbs) this makes the Porsche Cayenne GT 4.0 V8 Bi-Turbo in the same weight category as the 2022 Aston-Martin DBX 707 4.0 V8 Twin Turbo or the give or take 50kg.

The Porsche Cayenne shares the same bhp with the 2023 Chevrolet Camaro ZL1 6.2 V8 Convertible (650 bhp)

In terms of power the 3996cc 32V V8 engine produces 631 bhp (470 kW) @ 6000 rpm similar to the 2023 Chevrolet Camaro ZL1 6.2 V8 Convertible (650 bhp) or the 2023 BMW i7 M70 xDrive G70 (651 bhp).

The Bi-Turbo V8 throws out 627 lb-ft (850.0 Nm) @ 2300 rpm placing it with cars of similar torque performance figures such as the 2023 Chevrolet Camaro ZL1 6.2 V8 Convertible (650 lb-ft) or the 2022 Ford Mustang Shelby GT500 (625 lb-ft).

Power to Weight:

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

The 2011 Jaguar XK R-S 5.0 V8 (309.1 bhp per ton) has similar Bhp Per Ton stats as the Porsche Cayenne.

The Porsche Cayenne has a Power to weight ratio of 284.2 bhp per ton and 282.4 lb-ft per ton. Bhp Per Ton figures of the 2021 Cayenne competing with the 2011 Jaguar XK R-S 5.0 V8 (309.1 bhp per ton) or the 1955 Ferrari 410 Superamerica Series 1 (309.0 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 Cayenne generating around 282.4 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 2011 Morgan Aero Coupe 4.8L V8 (307.2 lb-ft per ton) or the 1970 Plymouth Barracuda 440 (306.8 lb-ft per ton).

Acceleration:

With a 0-60mph time of 3.10 secs or a 0-100km/h (0-62mph) of 3.2 secs, this made the Porsche Cayenne GT 4.0 V8 Bi-Turbo as fast as the 2022 Porsche 911 GT3 RS 992 (3.10 secs) the 2022 Lamborghini Urus Performante Twin Turbo (3.10 secs) the 2022 Aston-Martin DBX 707 4.0 V8 Twin Turbo (3.10 secs) the or the 2020 Mercedes GT AMG Black Series 4.0 V8 Bi Turbo (3.10 secs). This Porsche Cayenne GT 4.0 V8 Bi-Turbo is also faster than 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 911 GT3 Touring PDK 992 (3.20 secs) the and the 2021 BMW 5 Series M5 4.4 V8 Turbo F90 (3.20 secs).

Quarter Mile time is a close race between the Cayenne and the 2004 Audi A4 S4 4.2 Quattro

When talking about the performance of the Porsche Cayenne on the drag strip it can reach a quarter mile in an estimated 12.04 secs @ 113.6 mph. Similar performance down the quarter mile can be found with the the 2004 Audi A4 S4 4.2 Quattro (11.98 secs), the 2014 Bentley Continental Flying Spur V8 (11.98 secs), and the 2009 Rolls-Royce Ghost 6.6 V12 (11.99 secs).

Top Speed:

Modern performance cars are often artificially restricted to 155mph. The 2021 version of the Porsche Cayenne GT 4.0 V8 Bi-Turbo has a maximum speed of 186mph.

Top Speed of the 2021 Cayenne equals the 2013 Nissan Skyline GT-R Pure Edition R35 (197 mph)

If maxing out your car on the AutoBahn is your thing and you're wondering what's faster than the 2021 Porsche Cayenne GT 4.0 V8 Bi-Turbo then how about the 2013 Nissan Skyline GT-R Pure Edition R35 (197 mph), the 2012 Audi R8 Plus S-Tronic 5.2 V10 (197 mph), or the 2012 Nissan Skyline GTR R35 (197 mph).

Related Links:

2021 Cayenne Rivals List.

A Brief History of Porsche

Car Comparison