Compare 2015 Mazda MX-5 Miata vs 2015 Nissan 370Z vs 2015 Porsche Boxster

2015 Mazda MX-5 Miata
X
2015 Nissan 370Z
X
2015 Porsche Boxster
X
Select style
2-Door Conv Automatic Club
Style MPG City MPG Hwy Invoice MSRP
MX-5 Miata 2-Door Conv Automatic Club 21 28 $26,010 $27,505
MX-5 Miata 2-Door Conv Automatic Grand Touring 21 28 $27,091 $28,650
MX-5 Miata 2-Door Conv Automatic Sport 21 28 $24,803 $26,230
MX-5 Miata 2-Door Conv Hard Top Automatic 25th Anniversary Edition 21 28 $30,873 $32,655
MX-5 Miata 2-Door Conv Hard Top Automatic Club 21 28 $27,671 $29,265
MX-5 Miata 2-Door Conv Hard Top Automatic Grand Touring 21 28 $28,885 $30,550
MX-5 Miata 2-Door Conv Hard Top Manual 25th Anniversary Edition 21 28 $30,448 $32,205
MX-5 Miata 2-Door Conv Hard Top Manual Club 21 28 $27,104 $28,665
MX-5 Miata 2-Door Conv Hard Top Manual Grand Touring 21 28 $27,846 $29,450
MX-5 Miata 2-Door Conv Manual Club 21 28 $25,443 $26,905
MX-5 Miata 2-Door Conv Manual Grand Touring 21 28 $26,051 $27,550
MX-5 Miata 2-Door Conv Manual Sport 22 28 $22,671 $23,970
Select style
2-Door Coupe Automatic
Style MPG City MPG Hwy Invoice MSRP
370Z 2-Door Coupe Automatic 19 26 $29,870 $31,290
370Z 2-Door Coupe Automatic NISMO 19 26 $41,306 $43,290
370Z 2-Door Coupe Automatic NISMO Tech 19 26 $44,642 $46,790
370Z 2-Door Coupe Automatic Sport 19 26 $33,282 $34,870
370Z 2-Door Coupe Automatic Sport Tech 19 26 $36,618 $38,370
370Z 2-Door Coupe Automatic Touring 19 26 $37,066 $39,270
370Z 2-Door Coupe Manual 18 26 $28,632 $29,990
370Z 2-Door Coupe Manual NISMO 18 26 $40,068 $41,990
370Z 2-Door Coupe Manual NISMO Tech 18 26 $43,404 $45,490
370Z 2-Door Coupe Manual Sport 18 26 $32,043 $33,570
370Z 2-Door Coupe Manual Sport Tech 18 26 $35,379 $37,070
370Z 2-Door Coupe Manual Touring 18 26 $35,840 $37,970
370Z 2-Door Roadster Automatic 18 25 $39,470 $41,820
370Z 2-Door Roadster Automatic Touring 18 25 $43,946 $46,570
370Z 2-Door Roadster Automatic Touring Sport 18 25 $46,614 $49,400
370Z 2-Door Roadster Manual Touring 17 24 $42,722 $45,270
370Z 2-Door Roadster Manual Touring Sport 17 24 $45,389 $48,100
Select style
2-Door Roadster
Style MPG City MPG Hwy Invoice MSRP
Boxster 2-Door Roadster 20 30 N/A $51,400
Boxster 2-Door Roadster GTS 19 26 N/A $73,500
Boxster 2-Door Roadster S 20 28 N/A $63,300
Pricing
Invoice Price
$26,010
$29,870
N/A
Manufacturer Suggested Retail Price
$27,505
$31,290
$51,400
Monthly Payment Estimate
$458 / month
$522 / month
$857 / month
The Car Connection's Take
TCC Rating
7.2
8.0
9.0
TCC’s Bottom Line
The 2015 Mazda MX-5 Miata is still the lightest, most fun-to-drive sports car you can buy for the money. The 2015 Nissan 370Z continues to offer excellent sports car value and personality. The 2015 Porsche Boxster is a relative performance bargain, combining everyday usability with a balanced chassis and sweet engines.
TCC Likes
TCC Dislikes
Fuel Economy
City
21 mpg 19 mpg 20 mpg
Highway
28 mpg 26 mpg 30 mpg
Vehicle
EPA Classification
Two-Seaters Two-Seaters Two-Seaters
Interior Dimensions
Front Leg Room (in)
43.1 42.9 42.6
Front Hip Room (in)
50.6 54.6 53.4
Passenger Capacity
2 2 2
Front Head Room (in)
37.4 38.2 38.6
Front Shoulder Room (in)
53.2 54.4 51.7
Passenger Volume (ft³)
- 51.6 -
Exterior Dimensions
Width, Max w/o mirrors (in)
67.7 72.6 70.9
Track Width, Front (in)
58.7 61 60.1
Min Ground Clearance (in)
4.6 - 4.3
Length, Overall (in)
157.3 167.5 172.2
Height, Overall (in)
49 51.8 50.5
Track Width, Rear (in)
58.9 62.8 60.5
Wheelbase (in)
91.7 100.4 97.4
Cargo Area Dimensions
Trunk Volume (ft³)
5.3 - 9.9
Brakes
Disc - Rear (Yes or )
Yes Yes Yes
Rear Brake Rotor Diam x Thickness (in)
11 12.6 11.8
Brake Type
4-Wheel Disc 4-Wheel Disc 4-Wheel Disc
Rear Drum Diam x Width (in)
NA NA NA
Disc - Front (Yes or )
Yes Yes Yes
Front Brake Rotor Diam x Thickness (in)
11.4 12.6 12.4
Drum - Rear (Yes or )
NA NA NA
Brake ABS System
4-Wheel 4-Wheel 4-Wheel
Fuel Tank
Fuel Tank Capacity, Approx (gal)
12.7 19 16.9
Steering
Steering Type
Rack-Pinion Rack-Pinion Rack-Pinion
Turning Diameter - Curb to Curb (ft)
30.8 32.8 36.4
Tires
Spare Tire Order Code
NA NA NA
Rear Tire Size
P205/45WR17 P245/45WR18 P265/45ZR18
Rear Tire Order Code
NA NA NA
Front Tire Size
P205/45WR17 P225/50WR18 P235/45ZR18
Spare Tire Size
NA Compact NA
Front Tire Order Code
NA NA NA
Weight Information
Base Curb Weight (lbs)
2542 3320 2888
Wheels
Rear Wheel Size (in)
17 X 7 18 X 9 18 X 9
Front Wheel Material
Aluminum Aluminum Aluminum
Spare Wheel Material
NA Steel NA
Front Wheel Size (in)
17 X 7 18 X 8 18 X 8
Spare Wheel Size (in)
NA Compact NA
Rear Wheel Material
Aluminum Aluminum Aluminum
Electrical
Cold Cranking Amps @ 0° F (Primary)
325 - 340
Maximum Alternator Capacity (amps)
100 150 120
Engine
SAE Net Torque @ RPM
140 @ 5000 270 @ 5200 206 @ 4400
Engine Order Code
NA NA NA
Displacement
2.0 L/122 3.7 L/226 2.7 L/165
SAE Net Horsepower @ RPM
158 @ 6700 332 @ 7000 265 @ 6700
Engine Type
Premium Unleaded I-4 Premium Unleaded V-6 Premium Unleaded H-6
Fuel System
MPI Sequential MPI Gasoline Direct Injection
Mileage
Fuel Economy Est-Combined (MPG)
23 21 24
EPA Fuel Economy Est - Hwy (MPG)
28 26 30
EPA Fuel Economy Est - City (MPG)
21 19 20
Transmission
First Gear Ratio (:1)
3.54 4.92 3.67
Final Drive Axle Ratio (:1)
4.10 3.36 3.89
Third Gear Ratio (:1)
1.40 2.04 1.46
Trans Type
6 7 6
Drivetrain
Rear Wheel Drive Rear Wheel Drive Rear Wheel Drive
Fifth Gear Ratio (:1)
0.71 1.00 0.97
Trans Description Cont. Again
NA NA NA
Reverse Ratio (:1)
3.17 3.97 3.33
Second Gear Ratio (:1)
2.06 3.19 2.05
Trans Order Code
AT6 NA NA
Fourth Gear Ratio (:1)
1.00 1.41 1.13
Trans Description Cont.
Automatic w/OD Automatic w/OD Manual w/OD
Sixth Gear Ratio (:1)
0.58 0.86 0.84
Seventh Gear Ratio (:1)
- 0.77 NA
Summary
Vehicle Name
Mazda MX-5 Miata Nissan 370Z Porsche Boxster
Body Style
Convertible Coupe Convertible
Suspension
Suspension Type - Rear
Multi-Link Multi-Link Strut
Suspension Type - Rear (Cont.)
Multi-Link Multi-Link Strut
Suspension Type - Front
Double Wishbone Double Wishbone Strut
Suspension Type - Front (Cont.)
Double Wishbone Double Wishbone Strut
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
7.7 8.4 (Est) 7.4
EPA Greenhouse Gas Score
5.0 - -

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