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BMW 645Ci

(2003 model)

Brief specs of 2003 BMW 645Ci

2-door 2+2-seater fixed-head coupé, petrol (gasoline) 8-cylinder 32-valve V engine, DOHC (double overhead camshafts, twin cam), 4398 cm3 / 268.4 cu in / 268.4 cu in, 244.6 kW / 328.0 hp / 328.0 hp @ 6100 rpm / 6100 rpm / 6100 rpm, 450.0 N·m / 331.9 lb·ft / 331.9 lb·ft @ 3600 rpm / 3600 rpm / 3600 rpm, manual 6-speed transmission, rear wheel drive, 250 km/h / 155 mph / 155 mph top speed, consumption 11.7 l/100km / 24.1 mpg-UK / 20.1 mpg-US

units: metric UK US

Basic (general) data

Marque (make)BMWIssued from2003
Model645CiIssued until
Serie6Number made
Model familyE63Body construction
Model codeBody designation
ManufacturerBMWCountryDE,ZA

Bodywork

Base platformNumber of doors2
Bodywork typefixed-head coupéNumber of seats2+2
Bodywork designerCargo capacity (volume)
Passenger space (volume)Max. cargo capacity (volume)

Dimensions & Weight

Length4820 mm / 189.8 in / 189.8 inTotal (curb) weight1690 kg / 3726 lb / 3726 lb
Width1855 mm / 73.0 in / 73.0 inDry weight
Height1373 mm / 54.1 in / 54.1 inLoad capacity
Wheelbase2780 mm / 109.4 in / 109.4 inGross (max.) weight
Track front1558 mm / 61.3 in / 61.3 inTowing weight
Track rear1592 mm / 62.7 in / 62.7 inWeight distribution (front)
Ground clearanceFuel capacity70 l / 15.4 UK gal / 18.5 US gal
Length/wheelbase ratio1.73  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.29Frontal area (A)2.15 m2 / 23.1 sq ft / 23.1 sq ft
Aerodynamic coefficient (Cd×A)0.62 m2 / 6.7 sq ft / 6.7 sq ftAerodynamic resistance (Aero horse power) at 100 km/h (62 mph)15.4 kW / 20.7 hp / 20.7 hp

Engine

Engine CodeTotal number of cylinders8
Engine TypeV engine Total number of valves32
Engine ManufacturerBMWValves per cylinder4
Engine constructionBore92.0 mm / 3.62 in / 3.62 in
Fuelpetrol (gasoline)Stroke82.7 mm / 3.26 in / 3.26 in
Fuel detailsBore/Stroke ratio1.11
Fuel supplyEFiEngine displacement4398 cm3 / 268.4 cu in / 268.4 cu in
Engine Main bearings5Unitary capacity549.75 cm3/cylinder / 33.548 cu in/cylinder / 33.548 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio10.5 : 1
SumpMax. output power244.6 kW / 328.0 hp / 328.0 hp at 6100 rpm / 6100 rpm / 6100 rpm
AspirationnaturalMax. torque450.0 N·m / 331.9 lb·ft / 331.9 lb·ft at 3600 rpm / 3600 rpm / 3600 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)125.8 kW / 168.7 hp / 168.7 hp (est.)
CoolantwaterSpecific output55.6 kW/l / 1.222 bhp/cu in / 1.222 bhp/cu in
Catalytic converteryesSpecific torque102.3 N·m/l / 0.90 lb·ft/cu in / 0.90 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears6
Wheel driverear wheel driveTop gear (drive) ratio0.87
  Final gear (drive) ratio3.23

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 ratio194.1 kW/ton / 147.0 bhp/ton / 147.0 bhp/ton
Acceleration 0-100 km/h5.60 s / 5.60 s / 5.60 sFuel consumption, City (urban)17.2 l/100km / 16.4 mpg-UK / 13.7 mpg-US
Acceleration 0-100 mph (160 km/h)Fuel consumption, Road (extra-urban)8.6 l/100km / 32.8 mpg-UK / 27.4 mpg-US
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)11.7 l/100km / 24.1 mpg-UK / 20.1 mpg-US
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions283 g/km / 455 g/mi / 455 g/mi
  Range598 km / 372 mi / 372 mi

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering details
Turns lock-to-lockTurning circle11.4 m / 37.4 ft / 37.4 ft
Suspension frontSuspension rear
Wheels front8J x 18Wheels rear8J x 18
Tyres front245/45 R 18 96W RSCTyres rear245/45 R 18 96W RSC
Brakes frontventilated discBrakes rearventilated disc
Brake diameter front348 mm / 13.7 in / 13.7 inBrake diameter rear345 mm / 13.6 in / 13.6 in
Brakes detailsservo-assisted, ABS (anti-lock braking system)Braked area

Technical specifications and performance data of BMW 645Ci

Infobox

Car Insurance FAQs #3

Why is the insurance company not returning all of my premium after the policy was canceled?

Depending on the type of policy, you may be required to pay a minimum premium, or the premium may be fully "earned." In other instances, if you replaced your coverage with a different company, during the policy term, you may be subject to a "short-rate" penalty, which is usually about 10% of the unearned amount. You might also have some premium due for recent changes in coverage. The company should be able to provide a detailed billing history that explains the return-premium calculation.

Am I required to complete a medical questionnaire?

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