Mercedes-AMG GT Roadster (2016 – 2018) vs Audi R8 Spyder (2017 – 2018): specs compared

The Mercedes-AMG GT Roadster is the more powerful of the two, with up to 557 hp against 540 hp. The Audi R8 Spyder has the higher top speed: 319 km/h against 315 km/h. The Mercedes-AMG GT Roadster uses less fuel, from 9.6 L/100 km against 12.6 L/100 km. It is the lighter car, from 1,670 kg against 1,755 kg. At 4,544 mm, the Mercedes-AMG GT Roadster is 117 mm longer than the Audi R8 Spyder.

Specification Mercedes-AMG GT Roadster Mercedes-AMG GT Roadster 2016 – 2018 Audi R8 Spyder Audi R8 Spyder 2017 – 2018
Overview
Origin Germany Germany
Documented years 2016 – 2018 2017 – 2018
Body style Roadster · Convertible Spider · Convertible
Variants 2 1
Fuel Petrol —
Drive RWD RWD
Gearbox Automatic Automatic
Performance
Power 476 – 557 hp 540 hp
Torque 630 – 680 Nm 540 Nm
0–100 km/h 3.7 – 4.0 s 3.7 s
Top speed 303 – 315 km/h 319 km/h
Economy
Fuel economy 9.6 – 11.4 L/100 km 12.6 L/100 km
Dimensions
Length 4,544 mm 4,427 mm
Width 2,075 mm 1,941 mm
Height 1,260 mm 1,245 mm
Wheelbase 2,629 mm 2,649 mm
Curb weight 1,670 – 1,735 kg 1,755 kg

Ranges cover all variants of each car. The highlight marks the best version per row.

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