View all official specifications of the BMW i8 Roadster (2018-2020) 1.5 with an automatic transmission and all-wheel drive. Find technical data such as maximum output, torque, gearbox, acceleration times, top speed and much more of this version of the i8 Roadster.
| Brand | BMW |
| Model name | i8 Roadster |
| Start and end of production | 2018 - 2020 |
| Body type | Convertible |
| Number of doors | 2 |
| Number of seats | 2 |
| Engine type | Hybrid petrol |
| Maximum system output | 374 PS / 369 hp |
| Maximum system output in kilowatts | 275 kW |
| Type of transmission | Automatic transmission |
| Drivetrain type | All-wheel drive |
| Acceleration 0 to 100 km/h | 4.6 seconds |
| Top speed | 250 km/h |
| Electric top speed | 120 km/h |
| Electric range WLTP combined cycle | 440 km |
| Electric range | 53 km |
| Max output electric motor | 143 PS / 141 hp |
| Max output electric motor in kilowatts | 105 kW |
| RPM at max output electric motor | 4800 rpm |
| Max torque electric motor | 250 Nm |
| RPM at max torque electric motor | 4800 rpm |
| Battery type | Lithium-ion |
| Battery capacity | 11.6 kWh |
| Nominal voltage | 355 V |
| Number of cylinders & configuration | 3 inline |
| Number of valves per cylinder | 4 |
| Engine displacement | 1,499 cc |
| Bore | 82.0 mm |
| Stroke | 94.6 mm |
| Compression ratio | 9.5:1 |
| Max output internal combustion engine | 231 PS / 228 hp |
| Max output internal combustion engine in kilowatts | 170 kW |
| RPM at max output internal combustion engine | 5800 – 6000 rpm |
| Max torque internal combustion engine | 320 Nm |
| RPM at max torque internal combustion engine | 3700 rpm |
| Fuel tank capacity | 30 liters |
| Turning circle | 12.3 meters |
