Compare 2008 Mercedes-Benz SL Class vs 2008 Cadillac XLR

2008 Mercedes-Benz SL Class
2008 Cadillac XLR
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2-Door Roadster 5.5L V8
Style MPG City MPG Hwy Invoice MSRP
2-Door Roadster 5.5L V8 14 21 $88,629 $95,300
2-Door Roadster 5.5L AMG 12 17 $120,249 $129,300
2-Door Roadster 5.5L V12 11 18 $123,876 $133,200
2-Door Roadster 6.0L AMG 11 18 $174,096 $187,200
Select style
2-Door Convertible
Style MPG City MPG Hwy Invoice MSRP
2-Door Convertible 15 24 $75,407 $80,650
Pricing
Invoice Price
$88,629
$75,407
Manufacturer Suggested Retail Price
$95,300
$80,650
Monthly Payment Estimate
$1588 / month
$1344 / month
The Car Connection's Take
TCC Rating
8.4
8.6
TCC’s Bottom Line
Think of the 2008 Mercedes-Benz SL-Class as a big, luxurious grand tourer with a little bit of sportscar soul, and you're on the right track. The 2008 Cadillac XLR still manages to turn heads with its style.
TCC Likes
TCC Dislikes
Fuel Economy
City
14 mpg 15 mpg
Highway
21 mpg 24 mpg
Vehicle
EPA Classification
2 Seater Two-seater
Interior Dimensions
Front Hip Room (in)
- TBD - 53.0
Front Head Room (in)
37.7 37.6
Passenger Volume (ft³)
57.8 - TBD -
Front Shoulder Room (in)
54.0 54.3
Passenger Capacity
2 2
Front Leg Room (in)
42.9 42.6
Exterior Dimensions
Min Ground Clearance (in)
- TBD - - TBD -
Length, Overall (in)
178.5 177.7
Height, Overall (in)
51.0 50.4
Track Width, Rear (in)
60.5 62.2
Wheelbase (in)
100.8 105.7
Liftover Height (in)
- TBD - - TBD -
Width, Max w/o mirrors (in)
80.0 72.3
Track Width, Front (in)
61.4 62.2
Cargo Area Dimensions
Trunk Volume (ft³)
10.2 (7.2 w/top down) 11.6 max 4.4 min
Brakes
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Front Brake Rotor Diam x Thickness (in)
13.0 x - TBD - 12.8 x 1.3
Drum - Rear (Yes or )
NA NA
Brake ABS System
4-Wheel 4-Wheel
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
11.8 x - TBD - 12.0 x 1.0
Brake Type
Power Pwr
Fuel Tank
Fuel Tank Capacity, Approx (gal)
21.1 18
Steering
Lock to Lock Turns (Steering)
2.6 2.9
Turning Diameter - Wall to Wall (ft)
- TBD - - TBD -
Steering Ratio (:1), Overall
- TBD - 17.2
Turning Diameter - Curb to Curb (ft)
36.2 39
Steering Type
Pwr Rack-&-pinion Pwr Rack & Pinion
Tires
Rear Tire Size
P285/35R18 P235/50WR18
Rear Tire Order Code
NA QMS
Front Tire Size
P255/40R18 P235/50WR18
Spare Tire Size
Compact - TBD -
Front Tire Order Code
NA QMS
Spare Tire Order Code
NA NA
Trailering
Dead Weight Hitch - Max Tongue Wt. (lbs)
- TBD - NA
Wt Distributing Hitch - Max Tongue Wt. (lbs)
NA NA
Dead Weight Hitch - Max Trailer Wt. (lbs)
- TBD - NA
Wt Distributing Hitch - Max Trailer Wt. (lbs)
NA NA
Weight Information
Base Curb Weight (lbs)
4220 3647
Wheels
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
- TBD - - TBD -
Front Wheel Size (in)
18 x 8.5 18 x - TBD -
Spare Wheel Size (in)
- TBD - - TBD -
Rear Wheel Material
Aluminum Aluminum
Rear Wheel Size (in)
18 x 9.5 18 x - TBD -
Cooling System
Total Cooling System Capacity (qts)
- TBD - - TBD -
Electrical
Cold Cranking Amps @ 0° F (Primary)
- TBD - - TBD -
Maximum Alternator Capacity (amps)
- TBD - 150
Engine
Displacement
5.5L/333 4.6L/279
SAE Net Horsepower @ RPM
382 @ 6000 320 @ 6400
Engine Type
Gas V8 Gas V8
Fuel System
SMPI SFI
SAE Net Torque @ RPM
391 @ 2800-4800 310 @ 4400
Engine Order Code
NA LH2
Mileage
EPA Fuel Economy Est - Hwy (MPG)
21 24
EPA Fuel Economy Est - City (MPG)
14 15
Transmission
Clutch Size (in)
NA NA
Third Gear Ratio (:1)
- TBD - 1.53
Trans Type
7 6
Fifth Gear Ratio (:1)
- TBD - 0.85
Trans Description Cont. Again
NA NA
Drivetrain
Rear Wheel Drive Rear Wheel Drive
Reverse Ratio (:1)
- TBD - 3.06
Second Gear Ratio (:1)
- TBD - 2.36
Trans Order Code
NA MX0
Final Drive Axle Ratio (:1)
2.65 2.73
Fourth Gear Ratio (:1)
- TBD - 1.15
Trans Description Cont.
Automatic w/OD Automatic w/OD
Sixth Gear Ratio (:1)
- TBD - 0.67
First Gear Ratio (:1)
- TBD - 4.03
Seventh Gear Ratio (:1)
- TBD - -
Summary
Vehicle Name
Mercedes-Benz SL-Class Cadillac XLR
Body Style
2 Door Convertible 2 Door Conv
Suspension
Shock Absorber Diameter - Rear (mm)
- TBD - - TBD -
Suspension Type - Front
Independent Independent
Stabilizer Bar Diameter - Rear (in)
- TBD - - TBD -
Suspension Type - Front (Cont.)
4-Link SLA double wishbone
Shock Absorber Diameter - Front (mm)
- TBD - - TBD -
Stabilizer Bar Diameter - Front (in)
- TBD - - TBD -
Suspension Type - Rear
Independent Independent
Suspension Type - Rear (Cont.)
Multi-link SLA double wishbone

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