Compare 2008 BMW 6-Series vs 2008 Cadillac XLR

2008 BMW 6-Series
2008 Cadillac XLR
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2-Door Conv 650i
Style MPG City MPG Hwy Invoice MSRP
6 Series 2-Door Conv 650i 14 21 $77,005 $83,700
6 Series 2-Door Conv M6 11 17 $97,610 $106,100
6 Series 2-Door Coupe 650i 15 22 $70,470 $76,600
6 Series 2-Door Coupe M6 11 17 $92,275 $100,300
Select style
2-Door Conv
Style MPG City MPG Hwy Invoice MSRP
XLR 2-Door Conv 15 24 $75,407 $80,650
XLR-V 2-Door Conv 14 21 $87,756 $99,160

Pricing

Invoice Price
$77,005
$75,407

Manufacturer Suggested Retail Price
$83,700
$80,650

Monthly Payment Estimate
$1395 / month
$1344 / month

The Car Connection's Take

TCC Rating
8.6
8.6

TCC’s Bottom Line
The 2008 BMW 6-Series is overwrought and overstocked with technology that distracts even from the M6’s heroic performance. The 2008 Cadillac XLR-V marries a folding convertible top with Corvette-style performance--what’s not to love?

TCC Likes

TCC Dislikes

Fuel Economy

City
14 mpg 15 mpg

Highway
21 mpg 24 mpg

Vehicle

EPA Classification
Subcompact Two-seater

Interior Dimensions

Second Leg Room (in)
29.0 -

Front Head Room (in)
37.8 37.6

Passenger Volume (ft³)
82.0 - TBD -

Second Hip Room (in)
- TBD - -

Front Shoulder Room (in)
56.4 54.3

Second Head Room (in)
36.5 -

Passenger Capacity
4 2

Second Shoulder Room (in)
49.4 -

Front Leg Room (in)
42.0 42.6

Front Hip Room (in)
- TBD - 53.0

Exterior Dimensions

Liftover Height (in)
- TBD - - TBD -

Width, Max w/o mirrors (in)
73.0 72.3

Track Width, Front (in)
61.3 62.2

Min Ground Clearance (in)
- TBD - - TBD -

Length, Overall (in)
190.2 177.7

Height, Overall (in)
54.1 50.4

Track Width, Rear (in)
62.8 62.2

Wheelbase (in)
109.4 105.7

Cargo Area Dimensions

Trunk Volume (ft³)
10.6-12.4 11.6 max 4.4 min

Brakes

Front Brake Rotor Diam x Thickness (in)
13.7 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)
13.6 x - TBD - 12.0 x 1.0

Brake Type
Pwr-Assisted Pwr

Rear Drum Diam x Width (in)
NA NA

Disc - Front (Yes or )
Yes Yes

Fuel Tank

Fuel Tank Capacity, Approx (gal)
18.5 18

Steering

Turning Diameter - Wall to Wall (ft)
- TBD - - TBD -

Steering Ratio (:1), Overall
14.4 17.2

Turning Diameter - Curb to Curb (ft)
37.4 39

Steering Type
Pwr Variable Pwr Rack & Pinion

Lock to Lock Turns (Steering)
14.4 2.9

Tires

Rear Tire Size
P245/45VR18 P235/50WR18

Rear Tire Order Code
NA QMS

Front Tire Size
P245/45VR18 P235/50WR18

Spare Tire Size
NA - 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)
4277 3647

Wheels

Front Wheel Material
Aluminum Aluminum

Spare Wheel Material
NA - TBD -

Front Wheel Size (in)
18 x 8.0 18 x - TBD -

Spare Wheel Size (in)
NA - TBD -

Rear Wheel Material
Aluminum Aluminum

Rear Wheel Size (in)
18 x 8.0 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)
170 150

Engine

Displacement
4.8L/293 4.6L/279

SAE Net Horsepower @ RPM
360 @ 6300 320 @ 6400

Engine Type
Gas V8 Gas V8

Fuel System
EFI SFI

SAE Net Torque @ RPM
360 @ 3400 310 @ 4400

Engine Order Code
NA LH2

Mileage

EPA Fuel Economy Est - City (MPG)
14 15

EPA Fuel Economy Est - Hwy (MPG)
21 24

Transmission

Trans Type
6 6

Fifth Gear Ratio (:1)
1.00 0.85

Seventh Gear Ratio (:1)
NA -

Trans Description Cont. Again
NA NA

Drivetrain
Rear Wheel Drive Rear Wheel Drive

Reverse Ratio (:1)
3.77 3.06

Second Gear Ratio (:1)
2.40 2.36

Trans Order Code
NA MX0

Final Drive Axle Ratio (:1)
3.46 2.73

Fourth Gear Ratio (:1)
1.19 1.15

Trans Description Cont.
Manual w/OD Automatic w/OD

Sixth Gear Ratio (:1)
0.87 0.67

First Gear Ratio (:1)
4.06 4.03

Clutch Size (in)
- TBD - NA

Third Gear Ratio (:1)
1.58 1.53

Summary

Vehicle Name
BMW 6 Series Cadillac XLR

Body Style
2 Door Convertible 2 Door Conv

Suspension

Stabilizer Bar Diameter - Rear (in)
- TBD - - TBD -

Suspension Type - Front (Cont.)
Double-Pivot SLA double wishbone

Shock Absorber Diameter - Front (mm)
- TBD - - TBD -

Stabilizer Bar Diameter - Front (in)
- TBD - - TBD -

Suspension Type - Rear
Sport Independent

Suspension Type - Rear (Cont.)
4-Link SLA double wishbone

Shock Absorber Diameter - Rear (mm)
- TBD - - TBD -

Suspension Type - Front
Sport Independent

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