Compare 2004 Mercedes-Benz SL Class vs 2004 Porsche 911

2004 Mercedes-Benz SL Class
2004 Porsche 911
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2-Door Roadster 5.0L
Style MPG City MPG Hwy Invoice MSRP
2-Door Roadster 5.0L 16 23 $82,584 $88,800
2-Door Roadster 5.5L AMG 14 21 $111,647 $120,050
2-Door Roadster 5.5L 13 19 $117,413 $126,250
Select style
2-Door Coupe 6-Speed Manual Carrera
Style MPG City MPG Hwy Invoice MSRP
2-Door Coupe 6-Speed Manual Carrera 18 26 $59,884 $68,600
2-Door Coupe Tiptronic Carrera 18 26 $59,884 $68,600
2-Door Targa 6-Speed Manual 18 26 $66,363 $76,000
2-Door Targa Tiptronic 18 26 $66,363 $76,000
2-Door Cabriolet 6-Speed Manual Carrera 18 26 $68,464 $78,400
2-Door Cabriolet Tiptronic Carrera 18 26 $68,464 $78,400
2-Door Coupe 6-Speed Manual Carrera 4S 17 24 $72,842 $83,400
2-Door Coupe Tiptronic Carrera 4S 17 23 $72,842 $83,400
2-Door Cabriolet 6-Speed Manual Carrera 4 17 24 $73,367 $84,000
2-Door Cabriolet Tiptronic Carrera 4 17 23 $73,367 $84,000
2-Door Coupe 6-Speed Manual 40th Ann Carrera 18 26 $78,445 $89,800
2-Door Cabriolet 6-Speed Manual Carrera 4S 17 24 $81,422 $93,200
2-Door Cabriolet Tiptronic Carrera 4S 17 23 $81,422 $93,200
2-Door Coupe 6-Speed Manual GT3 15 23 $87,287 $99,900
2-Door Coupe 6-Speed Manual Turbo 15 22 $103,484 $118,400
2-Door Coupe Tiptronic Turbo 14 22 $103,484 $118,400
2-Door Cabriolet 6-Speed Manual Turbo 15 22 $112,064 $128,200
2-Door Cabriolet Tiptronic Turbo 14 22 $112,064 $128,200
2-Door Coupe 6-Speed Manual GT2 Turbo 15 23 $181,795 $191,700
Pricing
Invoice Price
$82,584
$59,884
Manufacturer Suggested Retail Price
$88,800
$68,600
Monthly Payment Estimate
$1480 / month
$1143 / month
The Car Connection's Take
TCC Rating
Fuel Economy
City
16 mpg 18 mpg
Highway
23 mpg 26 mpg
Vehicle
EPA Classification
Two Seater Mini-Compact
Interior Dimensions
Passenger Capacity
2 4
Front Leg Room (in)
42.9 41.6
Front Hip Room (in)
53.9 53.4
Front Head Room (in)
37.7 38.0
Passenger Volume (ft³)
50.3 70
Front Shoulder Room (in)
54.0 51.7
Second Shoulder Room (in)
- - TBD -
Second Leg Room (in)
- - TBD -
Second Hip Room (in)
- - TBD -
Second Head Room (in)
- 31.5
Exterior Dimensions
Liftover Height (in)
- TBD - - TBD -
Width, Max w/o mirrors (in)
72.0 69.7
Track Width, Front (in)
61.4 57.7
Min Ground Clearance (in)
- TBD - 4.3
Length, Overall (in)
178.5 174.5
Height, Overall (in)
51.0 51.4
Track Width, Rear (in)
60.5 59.1
Wheelbase (in)
100.8 92.6
Cargo Area Dimensions
Trunk Volume (ft³)
10.2 4.6
Brakes
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
11.8 x - TBD - 11.78 x 0.95
Brake Type
Power Pwr
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Front Brake Rotor Diam x Thickness (in)
12.3 x - TBD - 12.53 x 1.10
Drum - Rear (Yes or )
NA NA
Brake ABS System
4-Wheel Four-Wheel
Fuel Tank
Fuel Tank Capacity, Approx (gal)
21 16.9
Steering
Turning Diameter - Curb to Curb (ft)
36.2 34.8
Steering Type
Pwr Rack-and-pinion Pwr Rack & Pinion
Lock to Lock Turns (Steering)
2.6 2.98
Turning Diameter - Wall to Wall (ft)
- TBD - - TBD -
Steering Ratio (:1), Overall
- TBD - 16.9
Tires
Spare Tire Size
Compact Compact
Front Tire Order Code
NA NA
Spare Tire Order Code
NA NA
Rear Tire Size
285/35WR18 P255/40ZR17
Rear Tire Order Code
NA NA
Front Tire Size
255/40WR18 P205/50ZR17
Trailering
Wt Distributing Hitch - Max Trailer Wt. (lbs)
NA - TBD -
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 -
Weight Information
Base Curb Weight (lbs)
4065 2959
Wheels
Rear Wheel Material
Aluminum Aluminum
Rear Wheel Size (in)
18 x 9.5 17 x 9.0
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
- TBD - - TBD -
Front Wheel Size (in)
18 x 8.5 17 x 7.0
Spare Wheel Size (in)
- TBD - - TBD -
Cooling System
Total Cooling System Capacity (qts)
- TBD - 23.8
Electrical
Maximum Alternator Capacity (amps)
143 NA
Cold Cranking Amps @ 0° F (Primary)
- TBD - - TBD -
Engine
Fuel System
SMPI SMPI
SAE Net Torque @ RPM
339 @ 2700-4250 273 @ 4250
Engine Order Code
NA NA
Displacement
5.0L/303 3.6L/219
SAE Net Horsepower @ RPM
302 @ 5600 315 @ 6800
Engine Type
Gas V8 Gas Flat 6-cyl
Mileage
EPA Fuel Economy Est - Hwy (MPG)
23 26
EPA Fuel Economy Est - City (MPG)
16 18
Transmission
Final Drive Axle Ratio (:1)
2.82 3.44
Fourth Gear Ratio (:1)
1.37 1.22
Trans Description Cont.
Automatic w/OD Manual w/OD
Sixth Gear Ratio (:1)
0.82 0.84
First Gear Ratio (:1)
4.38 3.82
Seventh Gear Ratio (:1)
0.73 NA
Clutch Size (in)
NA - TBD -
Third Gear Ratio (:1)
1.92 1.52
Trans Type
7 6
Fifth Gear Ratio (:1)
1.00 1.02
Trans Description Cont. Again
NA NA
Drivetrain
Rear Wheel Drive Rear Wheel Drive
Reverse Ratio (:1)
3.42 3.55
Second Gear Ratio (:1)
2.86 2.20
Trans Order Code
NA NA
Summary
Body Style
2 Door Convertible 2 Door Cpe
Vehicle Name
Mercedes-Benz SL-Class Porsche 911
Suspension
Suspension Type - Rear
5-Arm Multilink Multi-Link
Suspension Type - Rear (Cont.)
w/Coil Springs w/Coil Springs
Shock Absorber Diameter - Rear (mm)
- TBD - - TBD -
Suspension Type - Front
Independent 4-Link MacPherson Strut
Stabilizer Bar Diameter - Rear (in)
- TBD - 0.73
Suspension Type - Front (Cont.)
w/Coil Springs w/Coil Springs
Shock Absorber Diameter - Front (mm)
- TBD - - TBD -
Stabilizer Bar Diameter - Front (in)
- TBD - 0.91

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