2018 BMW M4 Coupe vs. 2018 Porsche 718 Cayman

Image Comparison

Compare images of 2018 BMW M4 Coupe and 2018 Porsche 718 Cayman by choosing the desired model and trim and then selecting the comparison image.

What is the main difference between M4 Coupe and 718 Cayman?

Two Coupes with some similarities, but otherwise different in most aspects such as the starting price, horsepower, fuel economy, ground shadow size, height, and maximum occupancy. First of all, there is a $13,400 difference in the base MSRP. The 2018 BMW M4 Coupe has a higher starting price than the 2018 Porsche 718 Cayman. Also, the 2018 M4 Coupe has bigger and thirstier engine; the 2018 718 Cayman gets 3 more mpg. In addition, the M4 Coupe body is slightly larger than the 718 Cayman, and in addition to that, it's also taller. And finally, there is a difference in the number of passengers; the BMW M4 Coupe seats two more the Porsche 718 Cayman. Among similarities are the body structure and market segment.

Specification Comparison

Safety Rating
Safety Rating
Trim
Trim
Configuration
Configuration
  • 3.0 L, Turbo, Man, RWD
  • 2.0 L, Turbo, Man, RWD
MSRP
MSRP
$68,700
$55,300
Engine
Engine
3.0L Inline-6 Twin-Turbo
2.0L Flat-4 Turbo
Horsepower
Horsepower
425 hp
300 hp
Drivetrain
Drivetrain
Rear Wheel Drive
Rear Wheel Drive
0-60 MPH
0-60 MPH
4.1 sec
4.9 sec
City MPG
City MPG
17 MPG
21 - 22 MPG
Highway MPG
Highway MPG
25 MPG
28 - 29 MPG
Combined MPG
Combined MPG
20 MPG
24 - 25 MPG
Width
Width
79.3 in
77.9 - 78.5 in
Width W/O Mirrors
Width W/O Mirrors
73.6 in
70.9 in
Length
Length
184.5 in
172.4 - 172.9 in
Height
Height
54.8 in
50.4 - 50.6 in
Wheelbase
Wheelbase
110.7 in
97.4 in
Ground Shadow
Ground Shadow
94.3 ft2
84.9 - 85.1 ft2
Seats
Seats
4
2
First Row Head Room
First Row Head Room
39.8 in
-
First Row Leg Room
First Row Leg Room
42.2 in
-
First Row Leg Shoulder
First Row Leg Shoulder
55.3 in
-
Second Row Head Room
Second Row Head Room
36.1 in
-
Second Row Leg Room
Second Row Leg Room
33.7 in
-
Second Row Leg Shoulder
Second Row Leg Shoulder
51.7 in
-

Costs

2018 BMW M4 Coupe

2018 Porsche 718 Cayman

Annual Fuel Cost
Annual Fuel Cost
$2,950
$2,350 - $2,800
Mininum Monthly Lease
Mininum Monthly Lease
$819 (2018 BMW M4 Coupe)
$1,069 (2018 Porsche 718 Cayman S Coupe)
Lease Due
Lease Due
$4,999
$4,999
Cost To Lease
Cost To Lease
$37,433
$45,833 - $46,283
2018 BMW M4 Coupe vs. 2018 Porsche 718 Cayman - Front Left Comparison2018 BMW M4 Coupe vs. 2018 Porsche 718 Cayman - Front Left Comparison
2018 BMW M4 Coupe vs. 2018 Porsche 718 Cayman - Rear Right Comparison2018 BMW M4 Coupe vs. 2018 Porsche 718 Cayman - Rear Right Comparison
2018 BMW M4 Coupe vs. 2018 Porsche 718 Cayman - Dashboard Comparison2018 BMW M4 Coupe vs. 2018 Porsche 718 Cayman - Dashboard Comparison
2018 BMW M4 Coupe vs. 2018 Porsche 718 Cayman - Side Comparison2018 BMW M4 Coupe vs. 2018 Porsche 718 Cayman - Side Comparison
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