Porsche 911 Targa 4 (2016 – 2020) vs BMW i8 Roadster (2018 – 2020): specs compared
Both offer around 370 hp at most. The Porsche 911 Targa 4 has the higher top speed: 290 km/h against 249 km/h. The BMW i8 Roadster uses less fuel, from 2.1 L/100 km against 7.9 L/100 km. The Porsche 911 Targa 4 is the lighter car, from 1,570 kg against 1,670 kg. At 4,689 mm, the BMW i8 Roadster is 191 mm longer than the Porsche 911 Targa 4. The Porsche 911 Targa 4 dates from 2016 – 2020, the BMW i8 Roadster from 2018 – 2020.
| Specification |
Porsche
911 Targa 4
2016 – 2020
|
BMW
i8 Roadster
2018 – 2020
|
|---|---|---|
| Overview | ||
| Origin | Germany | Germany |
| Documented years | 2016 – 2020 | 2018 – 2020 |
| Body style | Targa · Convertible | Roadster · Convertible |
| Variants | 2 | 1 |
| Fuel | Petrol | Hybrid |
| Drive | AWD | AWD |
| Gearbox | Automatic · Manual | Automatic |
| Performance | ||
| Power | 370 hp | 231 hp |
| Torque | 450 Nm | 320 Nm |
| 0–100 km/h | 4.5 – 4.7 s | 4.6 s |
| Top speed | 286 – 290 km/h | 249 km/h |
| Economy | ||
| Fuel economy | 7.9 – 8.9 L/100 km | 2.1 L/100 km |
| Dimensions | ||
| Length | 4,498 mm | 4,689 mm |
| Width | 1,852 mm | 1,943 mm |
| Height | 1,288 mm | 1,290 mm |
| Wheelbase | 2,451 mm | 2,799 mm |
| Curb weight | 1,570 – 1,590 kg | 1,670 kg |
Ranges cover all variants of each car. The highlight marks the best version per row.
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