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BMW 128i Convertible Automatic (US)

(2007 model)

Brief specs of 2007 BMW 128i Convertible Automatic (US)

2-door 2+2-seater drophead coupé (convertible coupé), 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, 271.0 N·m / 199.9 lb·ft / 199.9 lb·ft @ 2750 rpm / 2750 rpm / 2750 rpm, automatic 6-speed transmission, rear wheel drive, 210 km/h / 131 mph / 131 mph top speed

units: metric UK US

Basic (general) data

Marque (make)BMWIssued from2007
Model128i Convertible Automatic (US)Issued until
Serie1Number made
Model familyE88Body construction
Model codeBody designation
ManufacturerBMWCountryDE,ZA

Bodywork

Base platformNumber of doors2
Bodywork typedrophead coupé (convertible coupé)Number of seats2+2
Bodywork designerCargo capacity (volume)
Passenger space (volume)Max. cargo capacity (volume)

Dimensions & Weight

Length4373 mm / 172.2 in / 172.2 inTotal (curb) weight1620 kg / 3571 lb / 3571 lb
Width1748 mm / 68.8 in / 68.8 inDry weight
Height1411 mm / 55.6 in / 55.6 inLoad capacity
Wheelbase2660 mm / 104.7 in / 104.7 inGross (max.) weight
Track front1480 mm / 58.3 in / 58.3 inTowing weight
Track rear1513 mm / 59.6 in / 59.6 inWeight distribution (front)50.9 % / 50.9 % / 50.9 %
Ground clearanceFuel capacity53 l / 11.7 UK gal / 14.0 US gal
Length/wheelbase ratio1.64  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.34Frontal area (A)2.09 m2 / 22.5 sq ft / 22.5 sq ft
Aerodynamic coefficient (Cd×A)0.71 m2 / 7.6 sq ft / 7.6 sq ftAerodynamic resistance (Aero horse power) at 100 km/h (62 mph)17.6 kW / 23.7 hp / 23.7 hp

Engine

Engine CodeTotal number of cylinders6
Engine Typestraight (inline) Total number of valves24
Engine ManufacturerBMWValves per cylinder4
Engine constructionBore85.0 mm / 3.35 in / 3.35 in
Fuelpetrol (gasoline)Stroke88.0 mm / 3.46 in / 3.46 in
Fuel detailsBore/Stroke ratio0.97
Fuel supplyEFIEngine displacement2996 cm3 / 182.8 cu in / 182.8 cu in
Engine Main bearingsUnitary capacity499.33 cm3/cylinder / 30.471 cu in/cylinder / 30.471 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio10.7 : 1
SumpwetMax. output power at
AspirationnaturalMax. torque271.0 N·m / 199.9 lb·ft / 199.9 lb·ft at 2750 rpm / 2750 rpm / 2750 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)94.3 kW / 126.4 hp / 126.4 hp (est.)
CoolantwaterSpecific output
Catalytic converteryesSpecific torque90.5 N·m/l / 0.79 lb·ft/cu in / 0.79 lb·ft/cu in

Transmission

Transmission typeautomaticNumber of gears6
Wheel driverear wheel driveTop gear (drive) ratio0.67
  Final gear (drive) ratio3.73

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed210 km/h / 131 mph / 131 mph
Acceleration 0-60 mph (97 km/h)7.00 s / 7.00 s / 7.00 sPower-to-weight ratio142.0 kW/ton / 107.6 bhp/ton / 107.6 bhp/ton
Acceleration 0-100 km/h7.30 s / 7.30 s / 7.30 sFuel 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)
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions
  Range

Chassis

Engine locationfrontEngine alignmentlongitudinal
Steeringrack & pinionSteering details
Turns lock-to-lockTurning circle
Suspension frontSuspension rear
Wheels front7J x 16Wheels rear7J x 16
Tyres front205/55 R 16 91HTyres rear205/55 R 16 91H
Brakes frontventilated discBrakes rearventilated disc
Brake diameter front300 mm / 11.8 in / 11.8 inBrake diameter rear300 mm / 11.8 in / 11.8 in
Brakes detailsservo-assisted, ABS (anti-lock braking system)Braked area

Technical specifications and performance data of BMW 128i Convertible Automatic (US)

Infobox

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(...)

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