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BMW Z4 3.0i Steptronic

(2008 model)

Brief specs of 2008 BMW Z4 3.0i Steptronic

2-door 2-seater convertible (cabriolet), petrol (gasoline) 6-cylinder 24-valve straight (inline) engine, DOHC (double overhead camshafts, twin cam), 2996 cm3 / 182.8 cu in / 182.8 cu in, 245.0 kW / 328.6 hp / 328.6 hp @ 7900 rpm / 7900 rpm / 7900 rpm, 315.0 N·m / 232.3 lb·ft / 232.3 lb·ft @ 2750 rpm / 2750 rpm / 2750 rpm, automatic 5-speed transmission, rear wheel drive, 239 km/h / 149 mph / 149 mph top speed, consumption 9.5 l/100km / 29.7 mpg-UK / 24.8 mpg-US

units: metric UK US

Basic (general) data

Marque (make)BMWIssued from2008
ModelZ4 3.0i SteptronicIssued until
SerieZ4Number made
Model familyBody construction
Model codeBody designation
ManufacturerBMWCountryDE

Bodywork

Base platformNumber of doors2
Bodywork typeconvertible (cabriolet)Number of seats2
Bodywork designerCargo capacity (volume)300 l / 10.59 cu ft / 10.59 cu ft
Passenger space (volume)5010 l / 176.93 cu ft / 176.93 cu ftMax. cargo capacity (volume)300 l / 10.59 cu ft / 10.59 cu ft

Dimensions & Weight

Length4100 mm / 161.4 in / 161.4 inTotal (curb) weight1310 kg / 2888 lb / 2888 lb
Width1790 mm / 70.5 in / 70.5 inDry weight
Height1310 mm / 51.6 in / 51.6 inLoad capacity315 kg / 694 lb / 694 lb
Wheelbase2500 mm / 98.4 in / 98.4 inGross (max.) weight1625 kg / 3583 lb / 3583 lb
Track frontTowing weight1600 kg / 3527 lb / 3527 lb
Track rearWeight distribution (front)
Ground clearance120 mm / 4.7 in / 4.7 inFuel capacity55 l / 12.1 UK gal / 14.5 US gal
Length/wheelbase ratio1.64  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.3Frontal area (A)1.99 m2 / 21.5 sq ft / 21.5 sq ft (est.)
Aerodynamic coefficient (Cd×A)0.60 m2 / 6.4 sq ft / 6.4 sq ft (est.)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)14.9 kW / 19.9 hp / 19.9 hp (est.)

Engine

Engine CodeTotal number of cylinders6
Engine Typestraight (inline) (Inline, 6 cylinder)Total number of valves24
Engine ManufacturerValves per cylinder4
Engine constructionBore
Fuelpetrol (gasoline)Stroke
Fuel detailsBore/Stroke ratio
Fuel supplyElectronic fuel injection (EFI)Engine displacement2996 cm3 / 182.8 cu in / 182.8 cu in
Engine Main bearingsUnitary capacity
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio
SumpwetMax. output power245.0 kW / 328.6 hp / 328.6 hp at 7900 rpm / 7900 rpm / 7900 rpm
AspirationMax. torque315.0 N·m / 232.3 lb·ft / 232.3 lb·ft at 2750 rpm / 2750 rpm / 2750 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)98.0 kW / 131.4 hp / 131.4 hp (est.)
CoolantwaterSpecific output81.8 kW/l / 1.797 bhp/cu in / 1.797 bhp/cu in
Catalytic converterSpecific torque105.1 N·m/l / 0.92 lb·ft/cu in / 0.92 lb·ft/cu in

Transmission

Transmission typeautomaticNumber of gears5
Wheel driverear wheel driveTop gear (drive) ratio
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed239 km/h / 149 mph / 149 mph
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio254.2 kW/ton / 192.6 bhp/ton / 192.6 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)Fuel consumption, Road (extra-urban)
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)9.5 l/100km / 29.7 mpg-UK / 24.8 mpg-US
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions192 g/km / 309 g/mi / 309 g/mi
  Range579 km / 360 mi / 360 mi

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering detailsPower assisted steering
Turns lock-to-lockTurning circle11.0 m / 36.1 ft / 36.1 ft
Suspension frontSuspension rear
Wheels frontWheels rear
Tyres frontTyres rear
Brakes frontdiscBrakes reardisc
Brake diameter frontBrake diameter rear
Brakes detailsABS (anti-lock braking system), EBD (electronic brake-force distribution), ASC (automatic stabilisation control)Braked area

Technical specifications and performance data of BMW Z4 3.0i Steptronic

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