Compare 2010 BMW 6-Series vs 2010 Mercedes-Benz SL Class vs 2010 Porsche 911

2010 BMW 6-Series
X
2010 Mercedes-Benz SL Class
X
2010 Porsche 911
X
Select style
2-Door Conv 650i
Style MPG City MPG Hwy Invoice MSRP
6 Series 2-Door Conv 650i 14 21 $78,705 $85,550
6 Series 2-Door Coupe 650i 15 22 $72,175 $78,450
M6 2-Door Conv 11 17 $99,500 $108,150
M6 2-Door Coupe 11 17 $94,160 $102,350
2010 Mercedes-Benz SL Class
Select style
2-Door Convertible Carrera
Style MPG City MPG Hwy Invoice MSRP
911 2-Door Convertible Carrera 18 26 $79,740 $88,800
911 2-Door Convertible Carrera 4 17 25 $85,410 $95,100
911 2-Door Convertible Carrera 4S 17 23 $95,310 $106,100
911 2-Door Convertible Carrera S 17 25 $89,640 $99,800
911 2-Door Convertible Turbo 15 24 $129,240 $143,800
911 2-Door Coupe Carrera 18 26 $69,840 $77,800
911 2-Door Coupe Carrera 4 17 25 $75,510 $84,100
911 2-Door Coupe Carrera 4S 17 23 $85,410 $95,100
911 2-Door Coupe Carrera S 17 25 $79,740 $88,800
911 2-Door Coupe GT3 15 22 $100,800 $112,200
911 2-Door Coupe GT3 RS 15 22 $119,340 $132,800
911 2-Door Coupe Turbo 16 23 $119,340 $132,800
911 2-Door Targa 4 17 25 $82,710 $92,100
911 2-Door Targa 4S 17 23 $92,610 $103,100
Pricing
Invoice Price
$78,705
Coming Soon
$79,740
Manufacturer Suggested Retail Price
$85,550
Coming Soon
$88,800
Monthly Payment Estimate
$1426 / month
Coming Soon
$1480 / month
The Car Connection's Take
TCC Rating
8.6
8.4
9.0
TCC’s Bottom Line
Carrying all of its technology and features around makes the 2010 BMW 6-Series heavier and less precise than it could be. The 2010 Mercedes-Benz SL-Class roadsters challenge luxury grand tourers and high-energy exotics alike with stupendously powerful engines and enviable ride quality. The 2010 Porsche 911 is an icon-as much for its teardrop shape, as for its startling performance.
TCC Likes
TCC Dislikes
Fuel Economy
City
14 mpg Coming Soon 18 mpg
Highway
21 mpg Coming Soon 26 mpg
Vehicle
EPA Classification
Subcompact - Mini-Compact
Interior Dimensions
Second Hip Room (in)
- TBD - - - TBD -
Front Shoulder Room (in)
56.4 - - TBD -
Passenger Volume (ft³)
82.0 - - TBD -
Second Head Room (in)
36.5 - - TBD -
Second Shoulder Room (in)
49.4 - - TBD -
Front Leg Room (in)
42.0 - - TBD -
Passenger Capacity
4 - 4
Front Hip Room (in)
- TBD - - - TBD -
Second Leg Room (in)
29.0 - - TBD -
Front Head Room (in)
37.8 - - TBD -
Exterior Dimensions
Track Width, Front (in)
61.3 - 58.5
Min Ground Clearance (in)
- TBD - - - TBD -
Length, Overall (in)
190.2 - 175.6
Height, Overall (in)
54.1 - 51.6
Track Width, Rear (in)
62.8 - 60.4
Wheelbase (in)
109.4 - 92.5
Liftover Height (in)
- TBD - - - TBD -
Width, Max w/o mirrors (in)
73.0 - 71.2
Cargo Area Dimensions
Trunk Volume (ft³)
11.0 - 4.8
Brakes
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 - - 11.78 x 0.95
Brake Type
Pwr-Assisted - Pwr
Rear Drum Diam x Width (in)
NA - NA
Disc - Front (Yes or )
Yes - Yes
Front Brake Rotor Diam x Thickness (in)
13.7 x - TBD - - 12.52 x 1.10
Fuel Tank
Fuel Tank Capacity, Approx (gal)
18.5 - 16.9
Steering
Steering Ratio (:1), Overall
14.4 - - TBD -
Turning Diameter - Curb to Curb (ft)
37.4 - - TBD -
Steering Type
Pwr Variable - Pwr Rack & Pinion
Lock to Lock Turns (Steering)
- TBD - - - TBD -
Turning Diameter - Wall to Wall (ft)
- TBD - - - TBD -
Tires
Rear Tire Order Code
NA - NA
Front Tire Size
P245/45VR18 - P235/40ZR18
Spare Tire Size
NA - NA
Front Tire Order Code
NA - NA
Spare Tire Order Code
NA - NA
Rear Tire Size
P245/45VR18 - P265/40ZR18
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)
4277 - 3263
Wheels
Front Wheel Size (in)
18 x 8.0 - 18 x 8
Spare Wheel Size (in)
NA - NA
Rear Wheel Material
Aluminum - Aluminum
Rear Wheel Size (in)
18 x 8.0 - 18 x 10
Front Wheel Material
Aluminum - Aluminum
Spare Wheel Material
NA - NA
Cooling System
Total Cooling System Capacity (qts)
- TBD - - - TBD -
Electrical
Cold Cranking Amps @ 0° F (Primary)
- TBD - - - TBD -
Maximum Alternator Capacity (amps)
170 - NA
Engine
SAE Net Torque @ RPM
360 @ 3400 - 288 @ 4250
Engine Order Code
NA - NA
Displacement
4.8L/293 - 3.6L/219
SAE Net Horsepower @ RPM
360 @ 6300 - 345 @ 6800
Engine Type
Gas V8 - Gas Flat 6-cyl
Fuel System
EFI - EFI
Mileage
EPA Fuel Economy Est - Hwy (MPG)
21 - 26
EPA Fuel Economy Est - City (MPG)
14 - 18
Fuel Economy Est-Combined (MPG)
16 - NA
Transmission
Clutch Size (in)
NA - 9.45
Third Gear Ratio (:1)
1.52 - 1.61
Trans Type
6 - 6
Drivetrain
Rear Wheel Drive - Rear Wheel Drive
Fifth Gear Ratio (:1)
0.87 - 1.08
Trans Description Cont. Again
NA - NA
Reverse Ratio (:1)
3.40 - 3.59
Second Gear Ratio (:1)
2.34 - 2.32
Trans Order Code
2TB - NA
Final Drive Axle Ratio (:1)
3.46 - 3.44
Fourth Gear Ratio (:1)
1.14 - 1.28
Trans Description Cont.
Automatic w/OD - Manual w/OD
Sixth Gear Ratio (:1)
0.69 - 0.88
Seventh Gear Ratio (:1)
NA - NA
First Gear Ratio (:1)
4.17 - 3.91
Summary
Vehicle Name
BMW 6 Series - Porsche 911
Body Style
2 Door Convertible - 2 Door Convertible
Suspension
Shock Absorber Diameter - Front (mm)
NA - - TBD -
Stabilizer Bar Diameter - Front (in)
NA - - TBD -
Suspension Type - Rear
Sport - Multi-Link
Suspension Type - Rear (Cont.)
4-Link - w/Coil Springs
Shock Absorber Diameter - Rear (mm)
NA - - TBD -
Suspension Type - Front
Sport - MacPherson Strut
Stabilizer Bar Diameter - Rear (in)
NA - - TBD -
Suspension Type - Front (Cont.)
Double-Pivot - w/Coil Springs
Emissions
EPA Greenhouse Gas Score
3 - -
Tons/yr of CO2 Emissions @ 15K mi/year
10.4 - 8.9

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