Complete technical specifications for the BMW Z4 Roadster sDrive30i Executive — 258 hp, petrol, convertible, 2009. Performance highlights: 0–100 km/h in 6.1 s, top speed 250 km/h (155 mph), consumption 8.3 l/100km (34.0 mpg UK · 28.3 mpg US).
| Vehicle class | Passenger Car |
|---|---|
| Market segment | G (Sporty) |
| Bore | 85 mm |
|---|---|
| Catalytic converter | Closed-loop |
| Compression ratio | 11 :1 |
| Fuel system | Direct Injection |
| Fuel tank capacity | 55 L (14.5 gal US) |
| Stroke | 88 mm |
| Turbocharged | No |
| Valve actuation | DOHC |
| Valves per cylinder | 4 |
| Urban consumption | 11.9 l/100km (23.7 mpg UK · 19.8 mpg US) |
|---|---|
| Extra-urban consumption | 6.2 l/100km (45.6 mpg UK · 37.9 mpg US) |
| Front spring type | Coil Springs |
|---|---|
| Rear spring type | Coil Springs |
| Front anti-roll bar | Yes |
| Rear anti-roll bar | No |
| Front brakes | Ventilated Discs |
| Front suspension | MacPherson Struts |
| Rear brakes | Ventilated Discs |
| Rear suspension | Independent |
| Turning circle | 10.7 m (35.1 ft) |
| Front tyre size | 225/45R17 |
| Rear tyre size | 225/45R17 |
| Gross vehicle weight | 1,760 kg (3,880 lb) |
|---|---|
| Kerb weight | 1,405 kg (3,097 lb) |
| Payload | 355 kg (783 lb) |
| Boot capacity | 180 L (6.4 cu ft) |
|---|---|
| Boot sill height | 700 mm (27.6 in) |
| Length | 4,239 mm (166.9 in) |
|---|---|
| Width | 1,790 mm (70.5 in) |
| Height | 1,291 mm (50.8 in) |
| Wheelbase | 2,496 mm (98.3 in) |
| Front track | 1,511 mm |
| Ground clearance | 110 mm (4.3 in) |
| Rear track | 1,559 mm |
| Front legroom | 930-1130 mm |
|---|---|
| Front headroom | 915-980 mm |
| Front seat back length | 660 mm |
| Front seat length | 520 mm |
| Step-in height | 410 mm (16.1 in) |
| Interior width front | 1,435 mm |
| Crash test rating | Not Tested |
|---|---|
| ABS | Standard |
| EBD | Standard |
| Brake assist | Standard |
| ESP | Standard |
| Traction control | Standard |
| Limited slip differential | Not Available |
| Electronic damping | Not Available |
| Automatic level control | Not Available |
| Hill start assist | Not Available |
| Forward collision warning | Not Available |
| Autonomous emergency braking | Not Available |
| Pedestrian AEB | Not Available |
| Lane keeping assist | Not Available |
| Steering assist | Not Available |
| Blind spot detection | Not Available |
| Fatigue detection | Not Available |
| Tyre pressure monitoring | Standard |
| Night vision | Not Available |
| Pre-crash system | Not Available |
| High beam assist | Not Available |
| Traffic sign recognition | Not Available |
| Cross traffic warning | Not Available |
| Driver airbag | Standard |
| Passenger airbag | Standard |
| Side airbags | Standard (Front) |
| Curtain airbags | Not Available |
| Driver knee airbag | Not Available |
| ISOFIX | Standard |
| Emergency call (eCall) | Not Available |
| Central locking | Standard |
|---|---|
| Keyless entry/start | Not Available |
| Smartphone key | Not Available |
| Start button | Standard |
| Power steering | Standard |
| Steering wheel controls | Not Available |
| Electric windows | Standard (Front) |
| Cruise control | Standard |
| Air conditioning | Standard (Automatic) |
| Dual zone climate | Standard |
| Parking sensors | Standard (Front & Rear) |
| Reverse camera | Not Available |
| Park assist | Not Available |
| Electric parking brake | Standard |
| Start/stop system | Not Available |
| Seat height adjustment | Standard (Driver & Passenger) |
|---|---|
| Lumbar support | Optional |
| Electric seat adjustment | Standard |
| Heated seats | Standard (Front) |
| Ventilated seats | Not Available |
| Sport seats | Optional |
| Leather steering wheel | Standard |
| Adjustable steering | Not Available |
| Heated steering wheel | Optional |
| Leather upholstery | Standard |
| Rear headrests | Not Available |
| Folding rear seats | Not Available |
| Sliding rear seats | Not Available |
| Armrest | Standard |
| Pre-heating | Not Available |
| Auto-dimming mirror | Optional |
| Rev counter | Standard |
| Trip computer | Standard |
| Digital instruments | Not Available |
| Head-up display | Not Available |
| Audio system | Standard |
| Digital radio (DAB+) | Not Available |
| Audio steering controls | Standard |
| Audio input | Standard |
| Navigation | Optional |
| Bluetooth | Optional |
| Wireless charging | Not Available |
| Apple CarPlay | Not Available |
| Android Auto | Not Available |
| OTA updates | Not Available |
| Outside temperature | Standard |
| Reading lights | Standard |
| Rain sensor | Standard |
|---|---|
| Alloy wheels | Standard |
| Sunroof | Not Available |
| Panoramic roof | Not Available |
| Roof rails | Not Available |
| Metallic paint | Standard |
| Body-coloured bumpers | Standard |
| Tinted glass | Standard |
| Privacy glass | Not Available |
| Electric boot | Not Available |
| Electric mirrors | Standard (Heated) |
| Folding mirrors | Optional |
| Auto-dimming ext. mirrors | Not Available |
| Indicators in mirrors | Not Available |
| Front fog lights | Standard |
| Automatic headlights | Not Available |
| Xenon headlights | Standard |
| LED headlights | Not Available |
| LED tail lights | Not Available |
| Headlight washers | Standard |
| Alarm | Standard |
| Service interval | variable / 2 years |
|---|---|
| General warranty | 2 years, onbeperkt |
| Body warranty | 12 years |
| Road tax quarterly (NL) | €237 |
|---|