Compare 2008 BMW Z4 vs 2008 Porsche Cayman

2008 BMW Z4
2008 Porsche Cayman
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2-Door Roadster 3.0i
Style MPG City MPG Hwy Invoice MSRP
2-Door Roadster 3.0i 18 28 $33,765 $36,700
2-Door Coupe 3.0si 18 28 $37,445 $40,700
2-Door Roadster 3.0si 18 28 $39,285 $42,700
2-Door Coupe M 15 22 $46,370 $50,400
2-Door Roadster M 15 22 $48,210 $52,400
Select style
2-Door Coupe
Style MPG City MPG Hwy Invoice MSRP
2-Door Coupe 23 32 $43,075 $49,400
2-Door Coupe S 20 28 $51,567 $59,100
2-Door Coupe S Design Edition 20 28 $61,102 $69,900
2-Door Coupe S Sport 20 28 $61,102 $69,900
Pricing
Invoice Price
$33,765
$43,075
Manufacturer Suggested Retail Price
$36,700
$49,400
Monthly Payment Estimate
$612 / month
$823 / month
The Car Connection's Take
TCC Rating
8.2
8.2
TCC’s Bottom Line
The 2008 BMW Z4 coupe and roadster are fun cars, but the M versions are truly memorable. The 2008 Porsche Cayman can be just as much of a blast to drive as the flagship 911 sports car; if you watch the options, it’s a deal, too.
TCC Likes
TCC Dislikes
Fuel Economy
City
18 mpg 23 mpg
Highway
28 mpg 32 mpg
Vehicle
EPA Classification
Two-Seater Two-Seater
Interior Dimensions
Passenger Capacity
2 2
Front Leg Room (in)
42.0 - TBD -
Front Hip Room (in)
- TBD - - TBD -
Front Head Room (in)
37.3 - TBD -
Passenger Volume (ft³)
47.6 - TBD -
Front Shoulder Room (in)
52.5 - TBD -
Exterior Dimensions
Track Width, Rear (in)
60.0 60.4
Wheelbase (in)
98.2 95.1
Liftover Height (in)
- TBD - - TBD -
Width, Max w/o mirrors (in)
70.1 70.9
Track Width, Front (in)
58.0 58.7
Min Ground Clearance (in)
- TBD - - TBD -
Length, Overall (in)
161.1 172.1
Height, Overall (in)
51.1 51.4
Cargo Area Dimensions
Trunk Volume (ft³)
8.5-9.2 9.2
Brakes
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
11.6 x - TBD - 11.78 x 0.79
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)
11.8 x - TBD - 11.73 x 0.94
Drum - Rear (Yes or )
NA NA
Brake ABS System
4-Wheel 4-Wheel
Fuel Tank
Fuel Tank Capacity, Approx (gal)
14.5 16.9
Steering
Turning Diameter - Curb to Curb (ft)
32.2 - TBD -
Steering Type
Pwr Rack & Pinion Pwr Rack & Pinion
Lock to Lock Turns (Steering)
3.0 - TBD -
Turning Diameter - Wall to Wall (ft)
- TBD - - TBD -
Steering Ratio (:1), Overall
14.2 - TBD -
Tires
Front Tire Size
P225/45R17 P205/55ZR/17
Spare Tire Size
NA NA
Front Tire Order Code
NA NA
Spare Tire Order Code
NA NA
Rear Tire Size
P225/45R17 P235/50ZR/17
Rear Tire Order Code
NA NA
Trailering
Dead Weight Hitch - Max Trailer Wt. (lbs)
NA - TBD -
Wt Distributing Hitch - Max Trailer Wt. (lbs)
NA - TBD -
Dead Weight Hitch - Max Tongue Wt. (lbs)
NA - TBD -
Wt Distributing Hitch - Max Tongue Wt. (lbs)
NA - TBD -
Weight Information
Base Curb Weight (lbs)
3020 2866
Wheels
Rear Wheel Material
Alloy Aluminum
Rear Wheel Size (in)
17 x 8.0 17 x 8.0
Front Wheel Material
Alloy Aluminum
Spare Wheel Material
NA NA
Front Wheel Size (in)
17 x 8.0 17 x 6.5
Spare Wheel Size (in)
NA NA
Cooling System
Total Cooling System Capacity (qts)
- TBD - - TBD -
Electrical
Maximum Alternator Capacity (amps)
120 - TBD -
Cold Cranking Amps @ 0° F (Primary)
- TBD - - TBD -
Engine
Engine Type
Gas I6 Gas Flat 6-cyl
Fuel System
- TBD - SMFI
SAE Net Torque @ RPM
185 @ 2750 201 @ 4600-6000
Engine Order Code
NA NA
Displacement
3.0L/183 2.7L/164
SAE Net Horsepower @ RPM
215 @ 6250 245 @ 6500
Mileage
EPA Fuel Economy Est - Hwy (MPG)
28 32
EPA Fuel Economy Est - City (MPG)
18 23
Transmission
Final Drive Axle Ratio (:1)
3.38 3.75
Fourth Gear Ratio (:1)
1.23 1.09
Trans Description Cont.
Manual Manual
Sixth Gear Ratio (:1)
0.85 NA
First Gear Ratio (:1)
4.32 3.50
Clutch Size (in)
- TBD - 9.45
Third Gear Ratio (:1)
1.66 1.43
Trans Type
6 5
Fifth Gear Ratio (:1)
1.00 0.84
Trans Description Cont. Again
NA NA
Drivetrain
Rear Wheel Drive Rear-Wheel Drive
Reverse Ratio (:1)
3.94 3.44
Second Gear Ratio (:1)
2.46 2.12
Trans Order Code
NA NA
Summary
Body Style
2 Door Roadster 2 Door Coupe
Vehicle Name
BMW Z4 Porsche Cayman
Suspension
Stabilizer Bar Diameter - Front (in)
- TBD - - TBD -
Suspension Type - Rear
Central Link Independent
Suspension Type - Rear (Cont.)
NA MacPherson Strut
Shock Absorber Diameter - Rear (mm)
- TBD - - TBD -
Suspension Type - Front
Strut Type Independent
Stabilizer Bar Diameter - Rear (in)
- TBD - - TBD -
Suspension Type - Front (Cont.)
NA MacPherson Strut
Shock Absorber Diameter - Front (mm)
- TBD - - TBD -

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