Performance Review: Porsche 911 GT3 3.8 991 - [2013]

Figures & Specs Summary:

Porsche 911 Performance Review.

Introduction:

This edition of the Porsche 911 GT3 3.8 991 is the 7 speed / Paddle Shift version and was first brought out in 2013. This was at around the same time as the introduction of the 2014 Tesla Model S P100D Ludicrous Performance and the 2014 Koenigsegg One 1 5.1 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, 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 1430 kgs (3152 lbs) this makes the Porsche 911 GT3 3.8 991 in the same weight category as the 2023 Toyota Supra GR 2.0 or the give or take 50kg.

The Porsche 911 shares the same bhp with the 2025 Ford Mustang GT Fastback (486 bhp)

In terms of power the 3800cc 24V F6 engine produces 468 bhp (348 kW) @ 8250 rpm similar to the 2025 Ford Mustang GT Fastback (486 bhp) or the 2024 BMW 4 Series M4 Coupe (473 bhp).

The Naturally Aspirated F6 throws out 325 lb-ft (440.6 Nm) @ 6250 rpm placing it with cars of similar torque performance figures such as the 2024 Audi A3 S3 Sportback (310 lb-ft) or the 2024 Audi A3 S3 Sedan (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 2022 Ferrari Purosangue 6.5 V12 (351.6 bhp per ton) has similar Bhp Per Ton stats as the Porsche 911.

The Porsche 911 has a Power to weight ratio of 327.2 bhp per ton and 227.2 lb-ft per ton. Bhp Per Ton figures of the 2013 911 competing with the 2022 Ferrari Purosangue 6.5 V12 (351.6 bhp per ton) or the 2015 BMW 5 Series M5 Pure Metal Silver Edition F10 (351.3 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 227.2 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 2013 Porsche Panamera Diesel 3.0 V6 Turbo (252.1 lb-ft per ton) or the 2017 Lotus Evora GT430 Sport 3.5 V6 Supercharged (252.1 lb-ft per ton).

Acceleration:

With a 0-60mph time of 3.50 secs or a 0-100km/h (0-62mph) of 3.6 secs, this made the Porsche 911 GT3 3.8 991 as fast as the 2023 Chevrolet Camaro ZL1 6.2 V8 Convertible (3.50 secs) the 2023 Aston-Martin Valour 5.2 V12 Twin Turbo (3.50 secs) the 2022 Chevrolet Camaro SS 6.2 V8 (3.50 secs) the or the 2022 BMW 4 Series M4 CSL 3.0 Twin Turbo G82 (3.50 secs). This Porsche 911 GT3 3.8 991 is also faster than the 2023 BMW i7 M70 xDrive G70 (3.60 secs) the 2022 BMW 4 Series M4 CSL (3.60 secs) the 2020 Audi TT RS 2.0 Turbo (3.60 secs) the and the 2020 Iso Rivolta GTZ 6.2 V8 Supercharged (3.60 secs).

Quarter Mile time is a close race between the 911 and the 1977 Porsche 911 Turbo

When talking about the performance of the Porsche 911 on the drag strip it can reach a quarter mile in an estimated 12.1 secs @ 113.0 mph. Similar performance down the quarter mile can be found with the the 1977 Porsche 911 Turbo (12.05 secs), the 2006 BMW Z4 3.2 M Coupe 2d (12.05 secs), and the 1975 Ferrari 308 GTB (12.05 secs).

Top Speed:

Modern performance cars are often artificially restricted to 155mph. The 2013 version of the Porsche 911 GT3 3.8 991 has a maximum speed of 196mph.

Top Speed of the 2013 911 equals the 2022 Bentley Flying Spur Speed (207 mph)

If maxing out your car on the AutoBahn is your thing and you're wondering what's faster than the 2013 Porsche 911 GT3 3.8 991 then how about the 2022 Bentley Flying Spur Speed (207 mph), the 2019 Bentley Flying Spur 6.0 W12 Twin Turbo (207 mph), or the 2018 Bentley Continental GT 6.0 W12 Convertible (207 mph).

Related Links:

2013 911 Rivals List.

A Brief History of Porsche

Car Comparison