| Performance and efficiency | |
| 3.0-liter dual overhead cam (DOHC), 24-valve inline turbocharged 335-horsepower 6-cylinder engine with TwinPower Turbo technology and Double-VANOS steplessly variable valve timing | Electronic throttle control |
| Brake Energy Regeneration to convert kinetic energy into usable electrical power | 7-speed Double Clutch Transmission (includes steering wheel-mounted paddle shifters in Z4 sDrive35is) |
| Steering wheel-mounted paddle shifters (require and are automatically added with 8-speed Sport Automatic transmission or 7-speed Double Clutch Transmission in Z4 sDrive35i) | |
| Handling and braking | |
| Driving Dynamics Control with comfort, sport and sport+ modes | Dynamic Stability Control (DSC), including Brake Fade Compensation, Start-off Assistant, Brake Drying, and Brake Stand-by features, with Dynamic Traction Control (DTC) |
| High-rigidity body/chassis unit with aluminum hood | Aluminum double-pivot spring and strut-type front suspension |
| Central Link rear suspension with cast-aluminum upper transverse links | Vehicle-speed-sensitive Electric Power Steering with Servotronic power assist |
| 4-wheel anti-lock disc brakes, ventilated front and rear | Front and rear anti-roll (stabilizer) bars |
| Twin-tube gas-pressure shock absorbers | Increased top-speed limiter |
| Adaptive M Suspension | |
| Exterior and aerodynamics | |
| Star Spoke (Style 295) light alloy wheels, 18 x 8.0 front/18 x 8.5 rear and 225/40 front, 255/35 rear run-flat performance tires1 | Tire Pressure Monitor |
| Xenon Adaptive Headlights with auto-leveling | Retractable hardtop |
| Heated external mirrors | White side-turn indicator lenses |
| Heated glass rear window | Aerodynamic kit |
| Interior seating and trim | |
| 10-way power-adjustable sport seats including adjustable side bolsters, plus 2-way manually adjustable thigh support; includes driver memory with 2 presets for exterior mirror and seat positions (Z4 sDrive28i requires optional power seats or Premium Package) | Kansas Leather upholstery2 |
| Aluminum Carbon Shadow interior trim | Anthracite headliner |
| Door sills with M badge and M footrest | Floormats |
| Comfort and convenience | |
| Automatic climate control includes micro-filter, automatic air recirculation, left/right temperature control, MAX A/C function, heat at rest, and recall of individual user settings | Vehicle & Key Memory |
| Welcome lights with fade-in/fade-out feature, and actuation from remote control | Glove compartment; storage space in doors and behind seats |
| Dual power external mirrors | Rain-sensing windshield wipers and Automatic headlight control |
| Center armrest | Through-loading system |
| 2 cupholders in the center console beneath the center armrest, plus a clip-in cupholder on the center console | Electric interior trunk release |
| Instrumentation and controls | |
| 3-spoke leather-wrapped multi-function M sport steering wheel with controls for audio system, cruise control, and Bluetooth wireless communication for hands-free mobile phone (if so equipped)3 | Bluetooth wireless technology for hands-free calling (if equipped with compatible Bluetooth phone3) and phonebook downloading capabilities (please visit your authorized BMW center for details on standard and optional services) |
| Dynamic Cruise Control | LCD main and trip odometers |
| Service Interval Indicator with miles-to-service readout | 4-function on-board computer |
| Outside temperature display | Power windows with "one-touch" push-pull open/close for driver |
| Audio | |
| Anti-theft AM/FM/CD audio system with Radio Data System and MP3 capabilities | Auxiliary audio input adapter for portable music players |
| iPod® and USB adapter | Satellite radio preparation |
| HD Radio™ with "multicast" FM station reception | |
| Safety and security | |
| Dual-airbag Supplementary Restraint System | BMW's Advanced Safety System for integrated deployment of safety features |
| Automatic safety-belt pretensioners | Active Knee Protection |
| Side-impact airbags | Mechanism for disabling the deployment of the front, knee and passenger's-side airbag; includes indicator light (see your BMW Z4 Roadster Owner's Manual for further details) |
| Cornering Brake Control (CBC) | Rollover Protection System |
| Central locking system with double-lock anti-theft feature, selective unlocking and interior locking switch | Coded Driveaway Protection |
| Adaptive Brakelights | Crash sensor that activates Battery Safety Terminal disconnect of alternator, fuel pump and starter from battery; automatically unlocks doors, and turns on hazard and interior lights |
| Anti-theft alarm system with keyhead remote operation and interior motion detector | |
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