Compare 2012 BMW Z4 vs 2012 Porsche Boxster

2012 BMW Z4
2012 Porsche Boxster
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2-Door Roadster sDrive28i
Style MPG City MPG Hwy Invoice MSRP
2-Door Roadster sDrive28i 23 34 $44,760 $48,650
2-Door Roadster sDrive35i 19 26 $50,740 $55,150
2-Door Roadster sDrive35is 17 24 $59,065 $64,200
Select style
2-Door Roadster
Style MPG City MPG Hwy Invoice MSRP
2-Door Roadster 19 27 $43,110 $48,100
2-Door Roadster S 19 26 $52,560 $58,600
2-Door Roadster Spyder 19 26 $55,440 $61,800
2-Door Roadster S Black Edition 19 26 $58,500 $65,200
Pricing
Invoice Price
$44,760
$43,110
Manufacturer Suggested Retail Price
$48,650
$48,100
Monthly Payment Estimate
$811 / month
$802 / month
The Car Connection's Take
TCC Rating
7.8
9.0
TCC’s Bottom Line
The 2012 BMW Z4 is a great option for the driver seeking a balance of fun and comfort, making it a great light tourer, but it can quickly become expensive with added options. Stylish, fun, and capable, the 2012 Porsche Boxster is one of the best roadsters around.
TCC Likes
TCC Dislikes
Fuel Economy
City
23 mpg 19 mpg
Highway
34 mpg 27 mpg
Vehicle
EPA Classification
Two Seaters Two-Seater
Interior Dimensions
Front Leg Room (in)
42.2 33.5
Passenger Capacity
2 2
Front Hip Room (in)
- TBD - 53.4
Front Head Room (in)
39.1 37.6
Front Shoulder Room (in)
53.3 51.5
Passenger Volume (ft³)
- TBD - - TBD -
Exterior Dimensions
Track Width, Rear (in)
61.4 60.4
Wheelbase (in)
98.3 95.1
Liftover Height (in)
- TBD - - TBD -
Width, Max w/o mirrors (in)
70.5 70.9
Track Width, Front (in)
59.5 58.7
Min Ground Clearance (in)
5.1 5.0
Length, Overall (in)
167.0 172.1
Height, Overall (in)
50.8 50.9
Cargo Area Dimensions
Trunk Volume (ft³)
10.9/6.4 9.9
Brakes
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
11.8 x 0.8 11.8 x 0.8
Brake Type
Pwr Pwr
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Front Brake Rotor Diam x Thickness (in)
13.0 x 0.9 12.5 x 1.1
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)
35.1 36.4
Steering Type
Electric Rack & Pinion Pwr Rack & Pinion
Lock to Lock Turns (Steering)
3.0 2.6
Turning Diameter - Wall to Wall (ft)
- TBD - - TBD -
Steering Ratio (:1), Overall
14.4 17.1-13.8
Tires
Front Tire Size
P225/45R17 P205/55ZR17
Spare Tire Size
NA NA
Front Tire Order Code
NA NA
Spare Tire Order Code
NA NA
Rear Tire Size
P225/45R17 P235/50ZR17
Rear Tire Order Code
NA NA
Trailering
Dead Weight Hitch - Max Tongue Wt. (lbs)
NA - TBD -
Wt Distributing Hitch - Max Tongue Wt. (lbs)
NA - TBD -
Dead Weight Hitch - Max Trailer Wt. (lbs)
NA - TBD -
Wt Distributing Hitch - Max Trailer Wt. (lbs)
NA - TBD -
Weight Information
Base Curb Weight (lbs)
3307 2943
Wheels
Spare Wheel Size (in)
NA NA
Rear Wheel Material
Aluminum Aluminum
Rear Wheel Size (in)
17 x 8 17 x 8.5
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
NA NA
Front Wheel Size (in)
17 x 8 17 x 7.0
Cooling System
Total Cooling System Capacity (qts)
8.7 - TBD -
Electrical
Cold Cranking Amps @ 0° F (Primary)
- TBD - - TBD -
Maximum Alternator Capacity (amps)
170 - TBD -
Engine
Displacement
2.0L/122 2.9L/177
SAE Net Horsepower @ RPM
240 @ 5000 255 @ 6400
Engine Type
Turbocharged Gas I4 Gas Flat-6
Fuel System
Direct Injection Electronic Fuel Injection
SAE Net Torque @ RPM
260 @ 1250 - 4800 214 @ 4400-6000
Engine Order Code
NA NA
Mileage
EPA Fuel Economy Est - City (MPG)
23 19
Fuel Economy Est-Combined (MPG)
27 22
EPA Fuel Economy Est - Hwy (MPG)
34 27
Transmission
Trans Type
6 6
Eighth Gear Ratio (:1)
NA -
Drivetrain
Rear Wheel Drive Rear-Wheel Drive
Fifth Gear Ratio (:1)
0.81 0.97
Trans Description Cont. Again
NA NA
Reverse Ratio (:1)
3.35 3.33
Second Gear Ratio (:1)
2.06 2.05
Trans Order Code
NA 480
Seventh Gear Ratio (:1)
NA NA
Final Drive Axle Ratio (:1)
3.08 3.88
Fourth Gear Ratio (:1)
1.00 1.13
Trans Description Cont.
Manual Manual
Sixth Gear Ratio (:1)
0.68 0.84
First Gear Ratio (:1)
3.68 3.67
Clutch Size (in)
- TBD - 9.4
Third Gear Ratio (:1)
1.31 1.40
Summary
Body Style
Convertible Convertible
Vehicle Name
BMW Z4 Porsche Boxster
Suspension
Stabilizer Bar Diameter - Front (in)
NA - TBD -
Suspension Type - Rear
Independent MacPherson Strut
Suspension Type - Rear (Cont.)
NA w/Coil Springs
Shock Absorber Diameter - Rear (mm)
NA - TBD -
Suspension Type - Front
Independent MacPherson Strut
Stabilizer Bar Diameter - Rear (in)
NA - TBD -
Suspension Type - Front (Cont.)
NA w/Coil Springs
Shock Absorber Diameter - Front (mm)
NA - TBD -
Emissions
EPA Greenhouse Gas Score
6 5
Tons/yr of CO2 Emissions @ 15K mi/year
6.7 8.5

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