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BMW 320i Steptronic

(2007 model)

Brief specs of 2007 BMW 320i Steptronic

4-door 5-seater sedan (saloon), petrol (gasoline) 4-cylinder 16-valve straight (inline) engine, DOHC (double overhead camshafts, twin cam), 1995 cm3 / 121.7 cu in / 121.7 cu in, 110.0 kW / 147.5 hp / 147.5 hp @ 6200 rpm / 6200 rpm / 6200 rpm, 200.0 N·m / 147.5 lb·ft / 147.5 lb·ft @ 3600 rpm / 3600 rpm / 3600 rpm, automatic 6-speed transmission, rear wheel drive, 215 km/h / 134 mph / 134 mph top speed, consumption 7.9 l/100km / 35.8 mpg-UK / 29.8 mpg-US

units: metric UK US

Basic (general) data

Marque (make)BMWIssued from2007
Model320i SteptronicIssued until
Serie3Number made
Model familyBody construction
Model codeBody designation
ManufacturerBMWCountryDE

Bodywork

Base platformNumber of doors4
Bodywork typesedan (saloon)Number of seats5
Bodywork designerCargo capacity (volume)460 l / 16.24 cu ft / 16.24 cu ft
Passenger space (volume)4130 l / 145.85 cu ft / 145.85 cu ftMax. cargo capacity (volume)460 l / 16.24 cu ft / 16.24 cu ft

Dimensions & Weight

Length4530 mm / 178.3 in / 178.3 inTotal (curb) weight1350 kg / 2976 lb / 2976 lb
Width1820 mm / 71.7 in / 71.7 inDry weight
Height1430 mm / 56.3 in / 56.3 inLoad capacity275 kg / 606 lb / 606 lb
Wheelbase2770 mm / 109.1 in / 109.1 inGross (max.) weight1625 kg / 3583 lb / 3583 lb
Track frontTowing weight1500 kg / 3307 lb / 3307 lb
Track rearWeight distribution (front)
Ground clearanceFuel capacity60 l / 13.2 UK gal / 15.9 US gal
Length/wheelbase ratio1.64  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.3Frontal area (A)2.21 m2 / 23.8 sq ft / 23.8 sq ft (est.)
Aerodynamic coefficient (Cd×A)0.66 m2 / 7.1 sq ft / 7.1 sq ft (est.)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)16.5 kW / 22.1 hp / 22.1 hp (est.)

Engine

Engine CodeTotal number of cylinders4
Engine Typestraight (inline) (Inline, 4 cylinder)Total number of valves16
Engine ManufacturerValves per cylinder4
Engine constructionBore90.0 mm / 3.54 in / 3.54 in
Fuelpetrol (gasoline)Stroke84.0 mm / 3.31 in / 3.31 in
Fuel detailsBore/Stroke ratio1.07
Fuel supplyInjectionEngine displacement1995 cm3 / 121.7 cu in / 121.7 cu in
Engine Main bearingsUnitary capacity534.38 cm3/cylinder / 32.610 cu in/cylinder / 32.610 cu in/cylinder
Cam DesignDOHC (double overhead camshafts, twin cam)Compression ratio10.5 : 1
SumpwetMax. output power110.0 kW / 147.5 hp / 147.5 hp at 6200 rpm / 6200 rpm / 6200 rpm
AspirationMax. torque200.0 N·m / 147.5 lb·ft / 147.5 lb·ft at 3600 rpm / 3600 rpm / 3600 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)44.0 kW / 59.0 hp / 59.0 hp (est.)
CoolantSpecific output55.1 kW/l / 1.212 bhp/cu in / 1.212 bhp/cu in
Catalytic converterSpecific torque100.3 N·m/l / 0.88 lb·ft/cu in / 0.88 lb·ft/cu in

Transmission

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

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed215 km/h / 134 mph / 134 mph
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio111.1 kW/ton / 84.2 bhp/ton / 84.2 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)7.9 l/100km / 35.8 mpg-UK / 29.8 mpg-US
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions276 g/km / 444 g/mi / 444 g/mi
  Range759 km / 472 mi / 472 mi

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering detailsPower assisted steering
Turns lock-to-lockTurning circle
Suspension frontIndependentSuspension rearMulti-link
Wheels frontWheels rear
Tyres front225/45-R17Tyres rear225/45-R17
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 320i Steptronic

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