BMW Z4’s new entry level version is the sDrive18i powered by a 2.0-litre, turbocharged petrol engine. This same power source can be found from the sDrive20i and sDrive28i models. The four-cylinder 2.0-litre engine features twin-scroll turbocharging, High Precision Direct Petrol Injection, Valvetronic fully variable valve control and Double-Vanos continuously variable camshaft control. In the sDrive18i, the BMW TwinPower Turbo engine delivers 115 kW / 156 hp at 5,000rpm and 240 Newton metres (177 lb-ft) of torque between 1,250 and 4,400 rpm. As standard the engine is paired with a six-speed manual gearbox and the eight-speed automatic is available as an option.
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