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Compare 2004 Cadillac XLR vs 2004 Porsche Boxster

2004 Cadillac XLR Change
2004 Porsche Boxster Change
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Selected Style 2-Door Convertible 2-Door Roadster 5-Speed Manual
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Body Style

Transmission

Trim

Other

Style MPG City MPG Hwy Invoice MSRP
2-Door Roadster 5-Speed Manual 20 29 $37,121 $42,600
2-Door Roadster Tiptronic 18 26 $37,121 $42,600
2-Door Roadster 6-Speed Manual S 18 26 $45,001 $51,600
2-Door Roadster Tiptronic S 17 26 $45,001 $51,600
2-Door Roadster 6-Speed Manual S SE 18 26 $52,267 $59,900
2-Door Roadster Tiptronic S SE 17 26 $52,267 $59,900
Pricing
Invoice Price
$69,731
$37,121
Manufacturer Suggested Retail Price
$75,385
$42,600
Monthly Payment Estimate
$1256 / month
$710 / month
Dealer Price Quotes
The Car Connection's Take
TCC Rating Read Our Full Review
Fuel Economy
Fuel Economy - City 17 mpg 20 mpg
Fuel Economy - Highway 25 mpg 29 mpg
Vehicle
EPA Classification Two-seater Two-Seater
Interior Dimensions
Passenger Volume (ft³) - TBD - - TBD -
Front Head Room (in) 37.6 38.4
Front Shoulder Room (in) 54.3 51.7
Passenger Capacity 2 2
Front Leg Room (in) 42.6 41.6
Front Hip Room (in) 53.0 53.4
Exterior Dimensions
Min Ground Clearance (in) 6.61 4.1
Length, Overall (in) 177.7 170.1
Height, Overall (in) 50.4 50.8
Track Width, Rear (in) 62.2 60.2
Wheelbase (in) 105.7 95.1
Liftover Height (in) - TBD - - TBD -
Width, Max w/o mirrors (in) 72.3 70.1
Track Width, Front (in) 62.2 57.7
Cargo Area Dimensions
Trunk Volume (ft³) 11.6 max 4.4 min 9.1
Brakes
Disc - Front (Yes or ) Yes Yes
Front Brake Rotor Diam x Thickness (in) 12.8 x 1.3 11.7 x 0.95
Drum - Rear (Yes or ) NA NA
Brake ABS System Yes Four-Wheel
Disc - Rear (Yes or ) Yes Yes
Rear Brake Rotor Diam x Thickness (in) 12.0 x 1.0 11.5 x 0.8
Brake Type Pwr Pwr
Rear Drum Diam x Width (in) NA NA
Fuel Tank
Fuel Tank Capacity, Approx (gal) 18 16.9
Steering
Lock to Lock Turns (Steering) 2.9 2.98
Turning Diameter - Wall to Wall (ft) - TBD - - TBD -
Steering Ratio (:1), Overall 17.2 16.9
Turning Diameter - Curb to Curb (ft) 39 35.8
Steering Type Speed-sensitive Pwr Rack & Pinion
Tires
Rear Tire Size P235/50WR18 P225/50ZR16
Rear Tire Order Code NA NA
Front Tire Size P235/50WR18 P205/55ZR16
Spare Tire Size - TBD - Compact
Front Tire Order Code NA NA
Spare Tire Order Code NA NA
Trailering
Dead Weight Hitch - Max Tongue Wt. (lbs) - TBD - - TBD -
Wt Distributing Hitch - Max Tongue Wt. (lbs) NA - TBD -
Dead Weight Hitch - Max Trailer Wt. (lbs) - TBD - - TBD -
Wt Distributing Hitch - Max Trailer Wt. (lbs) NA - TBD -
Weight Information
Base Curb Weight (lbs) 3647 2811
Wheels
Front Wheel Material Aluminum Aluminum
Spare Wheel Material - TBD - - TBD -
Front Wheel Size (in) 18 x 8 16 x 6
Spare Wheel Size (in) - TBD - - TBD -
Rear Wheel Material Aluminum Aluminum
Rear Wheel Size (in) 18 x 8 16 x 7
Cooling System
Total Cooling System Capacity (qts) 10 - TBD -
Electrical
Cold Cranking Amps @ 0° F (Primary) - TBD - - TBD -
Maximum Alternator Capacity (amps) 150 - TBD -
Engine
Displacement 4.6L/279 2.7L/164
SAE Net Horsepower @ RPM 320 @ 6400 228 @ 6300
Engine Type Gas V8 Gas Flat 6-cyl
Fuel System SFI SMFI
SAE Net Torque @ RPM 310 @ 4400 192 @ 4750
Engine Order Code LH2 NA
Mileage
EPA Fuel Economy Est - City (MPG) 17 20
EPA Fuel Economy Est - Hwy (MPG) 25 29
Transmission
Clutch Size (in) NA - TBD -
Third Gear Ratio (:1) 1.60 1.43
Trans Type 5 5
Fifth Gear Ratio (:1) 0.76 0.84
Trans Description Cont. Again NA NA
Drivetrain Rear Wheel Drive Rear-Wheel Drive
Reverse Ratio (:1) 3.02 3.44
Second Gear Ratio (:1) 2.21 2.12
Trans Order Code MX0 NA
Final Drive Axle Ratio (:1) 2.93 3.56
Fourth Gear Ratio (:1) 1.00 1.09
Trans Description Cont. Automatic w/OD Manual
Sixth Gear Ratio (:1) NA NA
First Gear Ratio (:1) 3.45 3.50
Seventh Gear Ratio (:1) NA NA
Summary
Vehicle Name Cadillac XLR Porsche Boxster
Body Style 2 Door Conv 2 Door Roadster
Suspension
Stabilizer Bar Diameter - Rear (in) - TBD - .73
Suspension Type - Front (Cont.) SLA double wishbone MacPherson Strut
Shock Absorber Diameter - Front (mm) - TBD - - TBD -
Stabilizer Bar Diameter - Front (in) - TBD - .91
Suspension Type - Rear Independent Independent
Suspension Type - Rear (Cont.) SLA double wishbone MacPherson Strut
Shock Absorber Diameter - Rear (mm) - TBD - - TBD -
Suspension Type - Front Independent Independent
 
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