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BMW Z4 M Roadster

(2007 model)

Brief specs of 2007 BMW Z4 M Roadster

2-door 2-seater convertible (cabriolet), petrol (gasoline) 6-cylinder 24-valve straight (inline) engine, DOHC (double overhead camshafts, twin cam), 3246 cm3 / 198.1 cu in / 198.1 cu in, 252.0 kW / 337.9 hp / 337.9 hp @ 7900 rpm / 7900 rpm / 7900 rpm, 365.0 N·m / 269.2 lb·ft / 269.2 lb·ft @ 4900 rpm / 4900 rpm / 4900 rpm, manual 6-speed transmission, rear wheel drive, 250 km/h / 155 mph / 155 mph top speed, consumption 12.1 l/100km / 23.3 mpg-UK / 19.4 mpg-US

units: metric UK US

Basic (general) data

Marque (make)BMWIssued from2007
ModelZ4 M RoadsterIssued until
SerieZ4Number made
Model familyBody construction
Model codeBody designation
ManufacturerBMWCountryDE,ZA

Bodywork

Base platformNumber of doors2
Bodywork typeconvertible (cabriolet)Number of seats2
Bodywork designerCargo capacity (volume)200 l / 7.06 cu ft / 7.06 cu ft
Passenger space (volume)5010 l / 176.93 cu ft / 176.93 cu ftMax. cargo capacity (volume)220 l / 7.77 cu ft / 7.77 cu ft

Dimensions & Weight

Length4120 mm / 162.2 in / 162.2 inTotal (curb) weight1485 kg / 3274 lb / 3274 lb
Width1790 mm / 70.5 in / 70.5 inDry weight
Height1310 mm / 51.6 in / 51.6 inLoad capacity220 kg / 485 lb / 485 lb
Wheelbase2500 mm / 98.4 in / 98.4 inGross (max.) weight1705 kg / 3759 lb / 3759 lb
Track frontTowing weight2722 kg / 6001 lb / 6001 lb
Track rearWeight distribution (front)
Ground clearanceFuel capacity55 l / 12.1 UK gal / 14.5 US gal
Length/wheelbase ratio1.65  

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 constructionBore87.0 mm / 3.43 in / 3.43 in
Fuelpetrol (gasoline)Stroke91.0 mm / 3.58 in / 3.58 in
Fuel detailsunleaded 95Bore/Stroke ratio0.96
Fuel supplyInjectionEngine displacement3246 cm3 / 198.1 cu in / 198.1 cu in
Engine Main bearingsUnitary capacity540.97 cm3/cylinder / 33.012 cu in/cylinder / 33.012 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio11.5 : 1
SumpdryMax. output power252.0 kW / 337.9 hp / 337.9 hp at 7900 rpm / 7900 rpm / 7900 rpm
AspirationMax. torque365.0 N·m / 269.2 lb·ft / 269.2 lb·ft at 4900 rpm / 4900 rpm / 4900 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)100.8 kW / 135.2 hp / 135.2 hp (est.)
CoolantwaterSpecific output77.6 kW/l / 1.706 bhp/cu in / 1.706 bhp/cu in
Catalytic converterSpecific torque112.4 N·m/l / 0.98 lb·ft/cu in / 0.98 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 ratio231.0 kW/ton / 175.0 bhp/ton / 175.0 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)12.1 l/100km / 23.3 mpg-UK / 19.4 mpg-US
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions276 g/km / 444 g/mi / 444 g/mi
  Range455 km / 283 mi / 283 mi

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering detailsTraction control. Electronic stabilisation program (ESP). Power assisted steering
Turns lock-to-lockTurning circle11.0 m / 36.1 ft / 36.1 ft
Suspension frontSuspension rear
Wheels frontWheels rear
Tyres front245/50-R18Tyres rear255/35-R18
Brakes frontBrakes rear
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 M Roadster

Infobox

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