2011 BMW Z4 sDrive30i Convertible Vehicle Performance Review
- Engine: 3.0L in-line 6 double overhead cam with VVT ( 10.7 :1 compression ratio ; four valves per cylinder)
- 2011 BMW Z4 sDrive30i Convertible Fuel: premium unleaded ( 91 octane)
- Fuel consumption: city= 18 (mpg); highway= 28 (mpg); combined= 22 (mpg); vehicle range: 319 miles
- Multi-point injection fuel system
- 14.5 gallon fuel tank 2011 BMW Z4 sDrive30i Convertible
- Power: 255 HP ( 190 kW) @ 6,600 rpm; 220 ft lb of torque ( 298 Nm) @ 2,600 rpm