Performance Review: Mercedes GT AMG Roadster - [2017]

Figures & Specs Summary:

Mercedes GT Performance Review.

Introduction:

This edition of the Mercedes GT AMG Roadster is the 7 speed / Auto version and was first brought out in 2017. This was at around the same time as the introduction of the 2018 Bugatti Chiron Sport 8.0L W16 Quad Turbo and the 2018 Bugatti Divo 8.0L W16 64 Valve Turbo.This particular Mercedes GT has a 3982cc Twin Turbo Petrol powerplant with 8 cylinders in a V formation.

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

The GT 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 GT'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 1670 kgs (3681 lbs) this makes the Mercedes GT AMG Roadster in the same weight category as the 2023 Ferrari SF 90 XX Spider 4.0 V8 Turbo or the give or take 50kg.

The Mercedes GT shares the same bhp with the 2023 Porsche Cayenne S 4.0 V8 Turbo (467 bhp)

In terms of power the 3982cc 32V V8 engine produces 469 bhp (349 kW) @ 6000 rpm similar to the 2023 Porsche Cayenne S 4.0 V8 Turbo (467 bhp) or the 2023 Porsche Boxster Spyder RS 4.0 982 (493 bhp).

The Twin Turbo V8 throws out 465 lb-ft (630.4 Nm) @ 1700 rpm placing it with cars of similar torque performance figures such as the 2024 Chevrolet Corvette E-Ray 6.2 V8 Petrol Hybrid C8 (470 lb-ft) or the 2023 Porsche Cayenne S 4.0 V8 Turbo (443 lb-ft).

Power to Weight:

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

The 1996 TVR Cerbera 4.2 (305.8 bhp per ton) has similar Bhp Per Ton stats as the Mercedes GT.

The Mercedes GT has a Power to weight ratio of 280.8 bhp per ton and 278.4 lb-ft per ton. Bhp Per Ton figures of the 2017 GT competing with the 1996 TVR Cerbera 4.2 (305.8 bhp per ton) or the 2014 Mercedes GT S AMG (305.7 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 Mercedes GT generating around 278.4 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 2017 Mercedes E Class 63 S AMG 4Matic Estate (302.8 lb-ft per ton) or the 2016 Jaguar F Type SVR 5.0 V8 (302.6 lb-ft per ton).

Acceleration:

With a 0-60mph time of 3.80 secs or a 0-100km/h (0-62mph) of 3.9 secs, this made the Mercedes GT AMG Roadster as fast as the 2023 BMW X5 M Competition 4.4 Turbo F95 (3.80 secs) the 2022 Porsche 911 Carrera T 3.0 Turbo PDK 992 (3.80 secs) the 2021 Mercedes SL Class 55 4Matic+ 4.0 V8 Twin Turbo (3.80 secs) the or the 2021 BMW i4 M50 (3.80 secs). This Mercedes GT AMG Roadster is also faster than the 2022 Volkswagen-VW Golf R Performance 2.0 Turbo (3.90 secs) the 2022 BMW 2 Series M2 3.0 Twin Turbo G87 Steptronic (3.90 secs) the 2022 Porsche 911 Sport Classic 3.7 Turbo 992 (3.90 secs) the and the 2021 Porsche Taycan 4S Cross Turismo (3.90 secs).

Quarter Mile time is a close race between the GT and the 2002 Mazda RX7 Type-R Bathurst

When talking about the performance of the Mercedes GT on the drag strip it can reach a quarter mile in an estimated 12.61 secs @ 108.5 mph. Similar performance down the quarter mile can be found with the the 2002 Mazda RX7 Type-R Bathurst (12.55 secs), the 2013 BMW X5 4.4 V8 XDrive50i (12.55 secs), and the 1969 AMC AMX 6.4L V8 7030 (12.59 secs).

Top Speed:

Modern performance cars are often artificially restricted to 155mph. The 2017 version of the Mercedes GT AMG Roadster has a maximum speed of 188mph.

Top Speed of the 2017 GT equals the 2023 Ferrari SF 90 XX Stradale 4.0 V8 Hybrid (199 mph)

If maxing out your car on the AutoBahn is your thing and you're wondering what's faster than the 2017 Mercedes GT AMG Roadster then how about the 2023 Ferrari SF 90 XX Stradale 4.0 V8 Hybrid (199 mph), the 2023 Ferrari SF 90 XX Spider 4.0 V8 Turbo (199 mph), or the 2023 Ferrari Roma Spider 3.9 V8 Turbo (199 mph).

Related Links:

2017 GT Rivals List.

A Brief History of Mercedes

Car Comparison