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
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
Disc - Rear (Yes or )
Yes Yes Yes
Fuel Tank
Fuel Tank Capacity, Approx (gal)
12.7 19 16.9
Steering
Turning Diameter - Curb to Curb (ft)
30.8 32.8 36.4
Steering Type
Rack-Pinion Rack-Pinion Rack-Pinion
Tires
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
Spare Tire Order Code
NA NA NA
Weight Information
Base Curb Weight (lbs)
2542 3320 2888
Wheels
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
Rear Wheel Size (in)
17 X 7 18 X 9 18 X 9
Electrical
Cold Cranking Amps @ 0° F (Primary)
325 - 340
Maximum Alternator Capacity (amps)
100 150 120
Engine
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
SAE Net Torque @ RPM
140 @ 5000 270 @ 5200 206 @ 4400
Engine Order Code
NA NA NA
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
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
First Gear Ratio (:1)
3.54 4.92 3.67
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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