2012 BMW Z4 Owners Manual – The 2-seat 2012 BMW Z4 roadster makes use of a typical folding steel hardtop. Trim ranges embody the sDrive30i, turbocharged sDrive35i, and high-performance sDrive35is. All three have customary Dynamic Drive Management, a characteristic that enables drivers to fluctuate steering and accelerator settings to swimsuit their tastes. Anybody contemplating the entry-level Z4 would possibly cross-shop Nissan’s redesigned 370Z; a loaded Z4, then again, may compete with the Mercedes-Benz SLK, Audi TT, or Porsche Boxster.
New for 2012
In a change made in the course of the 2011 mannequin 12 months, a six-speed automated transmission is a no-cost choice to the usual six-speed handbook on the sDrive30i. Beforehand, the automated was a $1,375 possibility.

Exterior
BMW says all floor traces try towards some extent on the street forward. It’s evidently proven within the headlights and hood. BMW’s dual-kidney grille stays entrance and middle. Exterior options embody:
- Normal 17-inch alloy wheels
- Non-compulsory 18- or 19-inch wheels
- Non-compulsory automated excessive beams
- Distinctive bumpers, tailpipes, and mirrors on sDrive35is
- Non-compulsory aerodynamic equipment emulates sDrive35is look (sDrive30i, sDrive35i)
Interior
Obtainable sun-reflective leather-based is designed to maintain surfaces cooler on a sunny day. Different choices embody leather-upholstered dashboard and door panels, in addition to dual-zone automated local weather management, heated seats, and a heated steering wheel. There may be an elective trunk pass-through. The Z4’s iDrive unit, included with an elective navigation system, is BMW’s newest model, revamped with higher graphics, extra shortcut keys, and improved menu performance. Inside options embody:
- Normal fake leather-based seats
- Non-compulsory leather-based upholstery and sport seats
- Non-compulsory upgraded stereo
- Non-compulsory iDrive system
- Non-compulsory power-adjustable seats
- Thicker steering wheel, aggressively bolstered seats, fake carbon-fiber trim, and grey devices (sDrive35is)
Beneath the Hood
The sDrive30i’s 3.0-liter six-cylinder engine delivers 255 horsepower and 220 pound-feet of torque, working with a six-speed handbook or a six-speed automatic. A twin-turbo 3.0-liter six-cylinder with 300 hp and 300 pound-feet of torque powers the sDrive35i, which is equipped with a six-speed handbook or a seven-speed automatic dual-clutch. Each automatic have steering-wheel paddle shifters. The sDrive35is, in the meantime, provides extra turbo enhance to supply 335 hp and 332 pounds-feet of torque. Pushed laborious, the engine can present as much as 369 pounds-feet of torque for a number of seconds. It really works by means of a performance-calibrated model of the dual-clutch automated. BMW says the sDrive35is can hit 60 mph in simply 4.7 seconds, making it faster than the prior-generation Z4 M. Mechanical options embody:
- 255-hp, 3.0-liter inline-six-cylinder (sDrive30i)
- 300-hp, twin-turbo 3.0-liter inline-six-cylinder (sDrive35i)
- 335-hp, twin-turbo 3.0-liter inline-six-cylinder (sDrive35is)
- Six-speed handbook or automated transmissions (sDrive30i)
- Six-speed handbook or seven-speed automated transmissions (sDrive35i)
- Seven-speed automated transmission (sDrive35is)
- Recalibrated energy steering and suspension tuning (sDrive35is)
- Normal Dynamic Drive Management
- Non-compulsory adaptive suspension
Security
The usual stability system makes use of a brake-drying operation to maintain the discs dry throughout a moist climate. Entrance and seat-mounted side-impact airbags are customary, as are four-wheel-disc antilock brakes, with bigger discs on the sDrive35i and sDrive35is. Traction management is customary, and the digital stability system has a high-threshold efficiency mode. Different customary security options embody:
- 4-wheel-disc antilock brakes
- Head-protection extension on facet airbags
- Knee airbags