2009 Porsche Boxster S Road Test Specs | Edmunds

2009 Porsche Boxster - Road Test Specs

2009 Porsche Boxster Convertible

(3.4L 6-cyl. 6-speed Manual)


Model year2009
StyleS 2dr Convertible (3.4L 6cyl 6M)
Base MSRP$56,700
Options on test vehicleAutomatic Climate Control, Sport Chrono Package Plus, Bose Surround Sound System, Sport Exhaust System, Limited-Slip Rear Differential Lock, Seven-Speed Porsche Doppelkupplung, Three-Spoke Multifunction Steering Wheel for PDK, 19-Inch Sport Design Wheel, Power Seat Package, Porsche Active Suspension Management (PASM), Sport Chrono Package, PCM 3.0 With Extended Navigation, Bi-Xenon Headlamps With Dynamic Cornering Lights
As-tested MSRP$81,045


Drive typeRear-wheel drive
Engine typeFlat-6
Displacement (cc/cu-in)3,436cc (210 cu-in)
Block/head materialAluminum
ValvetrainDouble overhead camshaft
Compression ratio (x:1)12.5
Redline (rpm)7,500
Horsepower (hp @ rpm)310 @ 6,400
Torque (lb-ft @ rpm)266 @ 4,400
Transmission type7-speed dual-clutch automated manual
Transmission and axle ratios (x:1)I=3.91; II=2.29; III=1.65; IV=1.30; V=1.08; VI=0.88; VII=0.62; R=3.55; Final Drive=3.62.


Suspension, frontModified MacPherson strut
Suspension, rearModified MacPherson strut
Steering typeSpeed-proportional power steering
Steering ratio (x:1)Variable
Tire brandMichelin
Tire modelPilot Sport
Tire typePerformance
Tire size, front235/35ZR19 Z
Tire size, rear295/30R19
Wheel size19-by-8 inches front -- 19-by-11 inches rear
Wheel materialAlloy
Brakes, frontVentilated disc
Brakes, rearVentilated disc

Fuel Consumption

EPA fuel economy (mpg)20 city/29 highway
Fuel tank capacity (U.S. gal.)16.9

Dimensions & Capacities

Curb weight, mfr. claim (lbs.)2,978
Length (in.)172.1
Width (in.)70.9
Height (in.)50.6
Wheelbase (in.)95.1
Track, front (in.)58.5
Track, rear (in.)60.2
Turning circle (ft.)36.4
Seating capacity2
Cargo volume (cu-ft)9.9
Max. cargo volume, seats folded (cu-ft)9.9


Bumper-to-bumper4 years/50,000 miles
Powertrain4 years/50,000 miles
Corrosion10 years/Unlimited miles
Roadside assistance4 years/50,000 miles
Free scheduled maintenanceNot available


Front airbagsStandard
Side airbagsStandard dual front
Head airbagsStandard front
Knee airbagsNot available
Antilock brakes4-wheel ABS
Electronic brake enhancementsBraking assist, electronic brakeforce distribution
Traction controlStandard
Stability controlStandard
Tire-pressure monitoring systemTire-pressure monitoring
Emergency assistance systemNot available
NHTSA crash test, driverNot tested
NHTSA crash test, passengerNot tested
NHTSA crash test, side frontNot tested
NHTSA crash test, side rearNot tested
NHTSA rollover resistanceNot tested

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