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Compare 1999 Mercedes-Benz SL Class vs 1999 Porsche 911

1999 Mercedes-Benz SL Class Change
1999 Porsche 911 Change
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Selected Style 2-Door Roadster 5.0L
Switch Style

Body Style

Other

Style MPG City MPG Hwy Invoice MSRP
2-Door Roadster 5.0L 16 23 $70,560 $81,100
2-Door Roadster 6.0L 13 19 $110,400 $126,900
2-Door Carrera Coupe 6-Speed Manual
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Body Style

Transmission

Other

Style MPG City MPG Hwy Invoice MSRP
2-Door Carrera Coupe 6-Speed Manual 17 25 $56,290 $65,030
2-Door Carrera Coupe w/Tiptronic 16 25 $59,164 $68,450
2-Door Carrera Cabriolet 6-Speed Manual 17 25 $64,523 $74,460
2-Door Carrera Cabriolet w/Tiptronic 16 25 $67,397 $77,880
2-Door Carrera 4 Coupe 6-Speed Manual 17 24 $61,087 $70,480
2-Door Carrera 4 Coupe w/Tiptronic 16 24 $63,961 $73,900
2-Door Carrera 4 Cabriolet 6-Speed Manual 17 24 $69,037 $79,920
2-Door Carrera 4 Cabriolet w/Tiptronic 16 24 $71,911 $83,340
Pricing
Invoice Price
$70,560
$56,290
Manufacturer Suggested Retail Price
$81,100
$65,030
Monthly Payment Estimate
$1352 / month
$1084 / month
Dealer Price Quotes
The Car Connection's Take
TCC Rating Read Our Full Review
Fuel Economy
Fuel Economy - City 16 mpg 17 mpg
Fuel Economy - Highway 23 mpg 25 mpg
Vehicle
EPA Classification Two Seater Mini-Compact
Interior Dimensions
Front Leg Room (in) 42.4 41.6
Front Hip Room (in) 53.2 51.7
Front Head Room (in) 37.1 38.0
Passenger Volume (ft³) 50.4 - TBD -
Front Shoulder Room (in) 55.4 51.7
Passenger Capacity 2 4
Second Shoulder Room (in) - - TBD -
Second Leg Room (in) - - TBD -
Second Hip Room (in) - - TBD -
Second Head Room (in) - - TBD -
Exterior Dimensions
Liftover Height (in) - TBD - - TBD -
Width, Max w/o mirrors (in) 71.3 69.5
Track Width, Front (in) 60.4 57.3
Min Ground Clearance (in) 4.90 3.94
Length, Overall (in) 177.1 174.5
Height, Overall (in) 51.3 51.8
Track Width, Rear (in) 60.0 59.1
Wheelbase (in) 99.0 92.6
Cargo Area Dimensions
Trunk Volume (ft³) 7.9 - TBD -
Brakes
Rear Brake Rotor Diam x Thickness (in) 10.9 x 0.4 11.78 x 0.95
Brake Type Power Pwr-Assisted
Rear Drum Diam x Width (in) NA NA
Disc - Front (Yes or ) Yes Yes
Front Brake Rotor Diam x Thickness (in) 11.8 x 1.1 12.53 x 1.10
Drum - Rear (Yes or ) NA NA
Brake ABS System 4 Wheel Four-Wheel
Disc - Rear (Yes or ) Yes Yes
Fuel Tank
Fuel Tank Capacity, Approx (gal) 21.1 17.0
Steering
Steering Type Pwr Recirculating Ball Pwr Rack & Pinion
Lock to Lock Turns (Steering) 3.0 2.98
Turning Diameter - Wall to Wall (ft) - TBD - - TBD -
Steering Ratio (:1), Overall 14.1 16.9
Turning Diameter - Curb to Curb (ft) 35.4 34.8
Tires
Spare Tire Size Full-Size - TBD -
Front Tire Order Code NA NA
Spare Tire Order Code NA NA
Rear Tire Size 245/45ZR17 P255/40ZR17
Rear Tire Order Code NA NA
Front Tire Size 245/45ZR17 P205/50ZR17
Trailering
Wt Distributing Hitch - Max Trailer Wt. (lbs) NA N/A
Dead Weight Hitch - Max Tongue Wt. (lbs) - TBD - N/A
Wt Distributing Hitch - Max Tongue Wt. (lbs) NA N/A
Dead Weight Hitch - Max Trailer Wt. (lbs) - TBD - N/A
Weight Information
Base Curb Weight (lbs) 4125 2910
Wheels
Rear Wheel Size (in) 17 x 8.25 17 x 9
Front Wheel Material Aluminum Aluminum
Spare Wheel Material Aluminum - TBD -
Front Wheel Size (in) 17 x 8.25 17 x 7
Spare Wheel Size (in) Full-Size - TBD -
Rear Wheel Material Aluminum Aluminum
Cooling System
Total Cooling System Capacity (qts) - TBD - 24.0
Electrical
Maximum Alternator Capacity (amps) 143 120
Cold Cranking Amps @ 0° F (Primary) 100 - TBD -
Engine
Fuel System SMPI EFI
SAE Net Torque @ RPM 339 @ 2700-4250 258 @ 4600
Engine Order Code NA NA
Displacement 5.0L/303 3.4L/207
SAE Net Horsepower @ RPM 302 @ 5600 296 @ 6800
Engine Type Gas V8 Gas Flat 6-cyl
Mileage
EPA Fuel Economy Est - Hwy (MPG) 23 25
EPA Fuel Economy Est - City (MPG) 16 17
Transmission
Sixth Gear Ratio (:1) NA 0.84
First Gear Ratio (:1) 3.59 3.82
Seventh Gear Ratio (:1) NA NA
Clutch Size (in) NA - TBD -
Third Gear Ratio (:1) 1.41 1.52
Trans Type 5 6
Fifth Gear Ratio (:1) 0.83 1.02
Trans Description Cont. Again Electronic NA
Drivetrain Rear Wheel Drive Rear-Wheel Drive
Reverse Ratio (:1) 3.16 (1.95 Winter Mode) 3.55
Second Gear Ratio (:1) 2.19 2.20
Trans Order Code NA NA
Final Drive Axle Ratio (:1) 2.65 3.44
Fourth Gear Ratio (:1) 1.00 1.22
Trans Description Cont. Automatic w/OD Manual w/OD
Summary
Body Style 2 Door Convertible 2 Door Coupe
Vehicle Name Mercedes-Benz SL-Class Porsche 911 Carrera
Suspension
Suspension Type - Rear (Cont.) w/Coil Springs w/LSA
Shock Absorber Diameter - Rear (mm) - TBD - - TBD -
Suspension Type - Front Lower Control Arms MacPherson Strut
Stabilizer Bar Diameter - Rear (in) - TBD - - TBD -
Suspension Type - Front (Cont.) w/Coil Springs w/Coil Springs
Shock Absorber Diameter - Front (mm) - TBD - - TBD -
Stabilizer Bar Diameter - Front (in) - TBD - - TBD -
Suspension Type - Rear 5-Link Multi-Link
 
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