BMW TwinPower Turbo diesel engines.
BMW TwinPower Turbo technology combines innovative turbocharger technology with the latest generation of common rail direct injection and variable turbine geometry. All with one goal in mind: maximum convertible driving pleasure.
The BMW TwinPower Turbo 4-cylinder diesel engine in the BMW 420d unleashes a powerful 135 kW (184 hp). With up to 380 Nm of torque, the vehicle accelerates to 100 km/h from a standing start in 8.2 seconds (Steptronic transmission: 8.2 s) and reaches a top speed of 235 km/h (Steptronic transmission: 228 km/h). At the same time, the efficient average fuel consumption is only 5.2 to 5.1 l (Steptronic transmission: 5.0 to 4.8 l) over 100 km with CO2 emissions of 137 to 133 g/km (Steptronic transmission: 131 to 127 g/km).
The BMW 425d also offers outstanding dynamics and impressive efficiency. It manages the sprint from 0 to 100 km/h in just 7.3 s (Steptronic transmission: 7.1 s). The BMW TwinPower Turbo powerplant has an average fuel consumption of 5.4 to 5.2 l/100 km (Steptronic transmission: 5.2 to 5.0 l. Average CO2 emissions are a mere 143 to 138 g/km (Steptronic transmission: 137 to 132 g/km).
The BMW 430d guarantees top performance, a rapid power build-up and excellent fuel consumption. Even in the low rev range, a high torque of 560 Nm is available. The powerful 190 kW (258 hp) engine is smooth-running and extremely responsive. It can reach 100 km/h from a standing start in just 5.9 seconds, has a top speed of 250 km/h (limited) und uses on average a mere 5.5 to 5.3 litres of diesel for 100 km, with CO2 emissions of 144 to 139 g/km.
The BMW 435d xDrive offers 230 kW (313 hp) and 630 Nm of torque, coupled with average fuel consumption of 5.9 to 5.7 l/100 km and exemplary CO2 emissions of 155 to 151 g/km. It can accelerate from 0 to 100 km/h in just 5.2 seconds and has a top speed of 250 km/h (limited).
All engines in the BMW 4 Series Convertible fulfil the EU6 emission norm as standard.