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Engines & Power

Boxster Base

XLR Convertible

IS 250 RWD

Standard Engine 2.7L 228 hp H6 4.6L 320 hp V8 2.5L 204 hp V6
Horsepower 228 @ 6300 RPM 320 @ 6400 RPM 204 @ 6400 RPM
Torque (lb-ft) 192 @ 4750 RPM 310 @ 4400 RPM 185 @ 4800 RPM
Valves/Valve Configuration 24/DOHC 32/DOHC 24/DOHC
Displacement (cc) 2687 4565 2499
Bore X Stroke (in.) 3.37 X 3.07 3.66 X 3.31 3.27 X 3.03
Compression Ratio 11.0:1 10.5:1 12.0:1
Fuel Type/System Gasoline/SEFI Gasoline/SEFI Gasoline/DI
Turbocharger No No No
Supercharger No No No

Transmissions

Boxster Base

XLR Convertible

IS 250 RWD

Standard Transmission 5-Speed Manual Overdrive 5-Speed Automatic Overdrive 6-Speed Automatic Overdrive

Payload & Towing

Boxster Base

XLR Convertible

IS 250 RWD

Passenger Volume (cu. ft.) No data No data 90.20
Cargo Volume (cu. ft.) 9.10 11.60 13.80
Standard Towing (lb.) No data No data No data
Max Towing (lb.) No data No data No data
Standard Payload (lb.) No data No data No data
Max Payload (lb.) No data No data No data
Standard GVWR (lb.) No data No data 4630
Max GVWR (lb.) No data No data 4630

Braking & Traction

Boxster Base

XLR Convertible

IS 250 RWD

4 Wheel Drive/All Wheel Drive N/A N/A N/A
ABS Brakes (2 or 4 Wheel) Std. Std. Std.
Automatic Load-Leveling N/A N/A N/A
Electronic Brake Assistance N/A N/A Std.
Limited Slip Differential or Axle N/A N/A N/A
Locking Differential N/A N/A N/A
Traction Control Opt. Std. Std.
Vehicle Stability Control System Opt. Std. Std.
Next Steps

Boxster Base

XLR Convertible

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BB05 - 9/19/2014 7:15:08 AM