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Compare 2014 BMW Z4 vs 2014 Porsche Boxster

2014 BMW Z4
2014 Porsche Boxster
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Select style
2-Door Roadster sDrive28i
Style MPG City MPG Hwy Invoice MSRP
Z4 2-Door Roadster sDrive28i 22 34 $45,035 $48,950
Z4 2-Door Roadster sDrive35i 19 26 $52,395 $56,950
Z4 2-Door Roadster sDrive35is 17 24 $60,535 $65,800
Select style
2-Door Roadster
Style MPG City MPG Hwy Invoice MSRP
Boxster 2-Door Roadster 20 30 N/A $50,400
Boxster 2-Door Roadster S 20 28 N/A $62,100
Pricing
Invoice Price
$45,035
N/A
Manufacturer Suggested Retail Price
$48,950
$50,400
Monthly Payment Estimate
$816 / month
$840 / month
The Car Connection's Take
TCC Rating
7.8
9.0
TCC’s Bottom Line
The 2014 BMW Z4 offers a pleasant balance of luxury, comfort, and sport, but it is at the pricier end of the roadster spectrum. The 2014 Porsche Boxster defines the luxury sports roadster segment with its power, grace, and style.
TCC Likes
TCC Dislikes
Fuel Economy
City
22 mpg 20 mpg
Highway
34 mpg 30 mpg
Vehicle
EPA Classification
Two-Seaters Two-Seaters
Interior Dimensions
Front Head Room (in)
39.1 38.6
Passenger Capacity
2 2
Front Shoulder Room (in)
53.3 51.7
Front Leg Room (in)
42.2 42.6
Front Hip Room (in)
- 53.4
Exterior Dimensions
Width, Max w/o mirrors (in)
70.5 70.9
Track Width, Front (in)
59.5 60.1
Length, Overall (in)
166.9 172.2
Height, Overall (in)
50.8 50.5
Track Width, Rear (in)
61.4 60.5
Wheelbase (in)
98.3 97.4
Cargo Area Dimensions
Trunk Volume (ft³)
8 9.9
Brakes
Front Brake Rotor Diam x Thickness (in)
13 12.4
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 11.8
Brake Type
4-Wheel Disc 4-Wheel Disc
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Fuel Tank
Fuel Tank Capacity, Approx (gal)
14.5 16.9
Steering
Turning Diameter - Curb to Curb (ft)
35.1 36.4
Steering Type
Rack-Pinion Rack-Pinion
Tires
Rear Tire Order Code
NA NA
Front Tire Size
P225/45VR17 P235/45ZR18
Spare Tire Size
NA NA
Front Tire Order Code
NA NA
Spare Tire Order Code
NA NA
Rear Tire Size
P225/45VR17 P265/45ZR18
Weight Information
Base Curb Weight (lbs)
3263 2888
Wheels
Spare Wheel Size (in)
NA NA
Rear Wheel Material
Aluminum Aluminum
Rear Wheel Size (in)
17 X 8 18 X 9
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
NA NA
Front Wheel Size (in)
17 X 8 18 X 8
Electrical
Maximum Alternator Capacity (amps)
170 120
Cold Cranking Amps @ 0° F (Primary)
- 340
Engine
SAE Net Torque @ RPM
260 @ 1250 206 @ 4400
Engine Order Code
NA NA
Displacement
2.0 L/122 2.7 L/165
SAE Net Horsepower @ RPM
240 @ 5000 265 @ 6700
Engine Type
Intercooled Turbo Premium Unleaded I-4 Premium Unleaded H-6
Fuel System
Gasoline Direct Injection Gasoline Direct Injection
Mileage
Fuel Economy Est-Combined (MPG)
26 24
EPA Fuel Economy Est - Hwy (MPG)
34 30
EPA Fuel Economy Est - City (MPG)
22 20
Transmission
Drivetrain
Rear Wheel Drive Rear Wheel Drive
Seventh Gear Ratio (:1)
NA NA
Sixth Gear Ratio (:1)
0.68 0.84
First Gear Ratio (:1)
3.68 3.67
Final Drive Axle Ratio (:1)
3.08 3.89
Third Gear Ratio (:1)
1.31 1.46
Trans Type
6 6
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
ZMT 480
Fourth Gear Ratio (:1)
1.00 1.13
Trans Description Cont.
Manual w/OD Manual w/OD
Summary
Body Style
Roadster Convertible
Vehicle Name
BMW Z4 Porsche Boxster
Suspension
Suspension Type - Front
Strut Strut
Suspension Type - Front (Cont.)
Strut Strut
Suspension Type - Rear
Multi-Link Strut
Suspension Type - Rear (Cont.)
Multi-Link Strut
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
6.9 7.6 (Est)

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