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BMW M3 Convertible

(2008 model)

Brief specs of 2008 BMW M3 Convertible

2-door 4-seater convertible (cabriolet), petrol (gasoline) 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, consumption 12.1 l/100km / 23.3 mpg-UK / 19.4 mpg-US

units: metric UK US

Basic (general) data

Marque (make)BMWIssued from2008
ModelM3 ConvertibleIssued until
SerieM3Number made
Model familyBody construction
Model codeBody designation
ManufacturerBMWCountryDE,ZA

Bodywork

Base platformNumber of doors2
Bodywork typeconvertible (cabriolet)Number of seats4
Bodywork designerCargo capacity (volume)400 l / 14.13 cu ft / 14.13 cu ft
Passenger space (volume)2973 l / 104.99 cu ft / 104.99 cu ftMax. cargo capacity (volume)400 l / 14.13 cu ft / 14.13 cu ft

Dimensions & Weight

Length4500 mm / 177.2 in / 177.2 inTotal (curb) weight1655 kg / 3649 lb / 3649 lb
Width1790 mm / 70.5 in / 70.5 inDry weight
Height1380 mm / 54.3 in / 54.3 inLoad capacity
Wheelbase2740 mm / 107.9 in / 107.9 inGross (max.) weight
Track frontTowing weight2090 kg / 4608 lb / 4608 lb
Track rearWeight distribution (front)
Ground clearanceFuel capacity63 l / 13.9 UK gal / 16.6 US gal
Length/wheelbase ratio1.64  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.3Frontal area (A)2.10 m2 / 22.6 sq ft / 22.6 sq ft (est.)
Aerodynamic coefficient (Cd×A)0.63 m2 / 6.8 sq ft / 6.8 sq ft (est.)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)15.7 kW / 21.0 hp / 21.0 hp (est.)

Engine

Engine CodeTotal number of cylinders
Engine Type Total number of valves
Engine ManufacturerValves per cylinder4
Engine constructionBore87.1 mm / 3.43 in / 3.43 in
Fuelpetrol (gasoline)Stroke91.0 mm / 3.58 in / 3.58 in
Fuel detailsBore/Stroke ratio0.96
Fuel supplyIndirect injection, multi pointEngine displacement3246 cm3 / 198.1 cu in / 198.1 cu in
Engine Main bearingsUnitary capacity542.21 cm3/cylinder / 33.088 cu in/cylinder / 33.088 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio11.5 : 1
SumpwetMax. 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.)
CoolantSpecific 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) speed
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio207.3 kW/ton / 157.1 bhp/ton / 157.1 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)Fuel consumption, Road (extra-urban)10.2 l/100km / 27.7 mpg-UK / 23.1 mpg-US
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 emissions194 g/km / 312 g/mi / 312 g/mi
  Range521 km / 324 mi / 324 mi

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering detailsPower assisted steering
Turns lock-to-lockTurning circle12.0 m / 39.4 ft / 39.4 ft
Suspension frontWishbone (A-arm, control arm)Suspension rearMulti-link
Wheels frontWheels rear
Tyres frontTyres rear
Brakes frontventilated discBrakes rearventilated disc
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 M3 Convertible

Infobox

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