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BMW Z4 3.0i Roadster

(2008 model)

Brief specs of 2008 BMW Z4 3.0i Roadster

2-door 2-seater convertible (cabriolet), petrol (gasoline) 6-cylinder 24-valve straight (inline) engine, DOHC (double overhead camshafts, twin cam), 2994 cm3 / 182.7 cu in / 182.7 cu in, 160.0 kW / 214.6 hp / 214.6 hp @ 6250 rpm / 6250 rpm / 6250 rpm, 250.9 N·m / 185.0 lb·ft / 185.0 lb·ft @ 2750 rpm / 2750 rpm / 2750 rpm, manual 6-speed transmission, rear wheel drive, 250 km/h / 155 mph / 155 mph top speed, consumption 11.2 l/100km / 25.2 mpg-UK / 21.0 mpg-US

units: metric UK US

Basic (general) data

Marque (make)BMWIssued from2008
ModelZ4 3.0i RoadsterIssued 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)261 l / 9.22 cu ft / 9.22 cu ft
Passenger space (volume)4130 l / 145.85 cu ft / 145.85 cu ftMax. cargo capacity (volume)1150 l / 40.61 cu ft / 40.61 cu ft

Dimensions & Weight

Length4100 mm / 161.4 in / 161.4 inTotal (curb) weight1395 kg / 3075 lb / 3075 lb
Width1790 mm / 70.5 in / 70.5 inDry weight
Height1300 mm / 51.2 in / 51.2 inLoad capacity
Wheelbase2500 mm / 98.4 in / 98.4 inGross (max.) weight
Track frontTowing weight1200 kg / 2646 lb / 2646 lb
Track rearWeight distribution (front)
Ground clearanceFuel capacity55 l / 12.1 UK gal / 14.5 US gal
Length/wheelbase ratio1.64  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.3Frontal area (A)1.98 m2 / 21.3 sq ft / 21.3 sq ft (est.)
Aerodynamic coefficient (Cd×A)0.59 m2 / 6.4 sq ft / 6.4 sq ft (est.)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)14.7 kW / 19.8 hp / 19.8 hp (est.)

Engine

Engine CodeTotal number of cylinders6
Engine Typestraight (inline) (Inline, 6 cylinder)Total number of valves24
Engine ManufacturerValves per cylinder4
Engine constructionBore85.1 mm / 3.35 in / 3.35 in
Fuelpetrol (gasoline)Stroke88.1 mm / 3.47 in / 3.47 in
Fuel detailsBore/Stroke ratio0.97
Fuel supplyInjection. Sequentially electronic fuel injectionEngine displacement2994 cm3 / 182.7 cu in / 182.7 cu in
Engine Main bearingsUnitary capacity501.10 cm3/cylinder / 30.579 cu in/cylinder / 30.579 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio10.7 : 1
SumpwetMax. output power160.0 kW / 214.6 hp / 214.6 hp at 6250 rpm / 6250 rpm / 6250 rpm
AspirationMax. torque250.9 N·m / 185.0 lb·ft / 185.0 lb·ft at 2750 rpm / 2750 rpm / 2750 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)64.0 kW / 85.8 hp / 85.8 hp (est.)
CoolantSpecific output53.4 kW/l / 1.174 bhp/cu in / 1.174 bhp/cu in
Catalytic converterSpecific torque83.8 N·m/l / 0.73 lb·ft/cu in / 0.73 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears6
Wheel driverear wheel driveTop gear (drive) ratio
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed250 km/h / 155 mph / 155 mph
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio156.3 kW/ton / 118.4 bhp/ton / 118.4 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)13.1 l/100km / 21.6 mpg-UK / 18.0 mpg-US
Acceleration 0-100 mph (160 km/h)Fuel consumption, Road (extra-urban)8.4 l/100km / 33.6 mpg-UK / 28.0 mpg-US
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)11.2 l/100km / 25.2 mpg-UK / 21.0 mpg-US
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions276 g/km / 444 g/mi / 444 g/mi
  Range491 km / 305 mi / 305 mi

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering details
Turns lock-to-lockTurning circle11.0 m / 36.1 ft / 36.1 ft
Suspension frontIndependentSuspension rear
Wheels frontWheels rear
Tyres front225/45-WR17Tyres rear225/45-WR17
Brakes frontBrakes rear
Brake diameter frontBrake diameter rear
Brakes detailsABS (anti-lock braking system)Braked area

Technical specifications and performance data of BMW Z4 3.0i Roadster

Infobox

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