Mercedes-AMG GT Roadster (2016 – 2018) vs Porsche 911 Turbo Cabriolet (2016 – 2020): specs compared
The Mercedes-AMG GT Roadster is the more powerful of the two, with up to 557 hp against 540 hp. The Porsche 911 Turbo Cabriolet is quicker, reaching 100 km/h in 3.1 s against 3.7 s. It has the higher top speed: 320 km/h against 315 km/h. It uses less fuel, from 9.3 L/100 km against 9.6 L/100 km.
| Specification |
Mercedes-AMG
GT Roadster
2016 – 2018
|
Porsche
911 Turbo Cabriolet
2016 – 2020
|
|---|---|---|
| Overview | ||
| Origin | Germany | Germany |
| Documented years | 2016 – 2018 | 2016 – 2020 |
| Body style | Roadster · Convertible | Convertible |
| Variants | 2 | 1 |
| Fuel | Petrol | Petrol |
| Drive | RWD | AWD |
| Gearbox | Automatic | Automatic |
| Performance | ||
| Power | 476 – 557 hp | 540 hp |
| Torque | 630 – 680 Nm | 660 Nm |
| 0–100 km/h | 3.7 – 4.0 s | 3.1 s |
| Top speed | 303 – 315 km/h | 320 km/h |
| Economy | ||
| Fuel economy | 9.6 – 11.4 L/100 km | 9.3 L/100 km |
| Dimensions | ||
| Length | 4,544 mm | 4,506 mm |
| Width | 2,075 mm | 1,880 mm |
| Height | 1,260 mm | 1,293 mm |
| Wheelbase | 2,629 mm | 2,451 mm |
| Curb weight | 1,670 – 1,735 kg | 1,665 kg |
Ranges cover all variants of each car. The highlight marks the best version per row.
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