The Comparative Analysis :
Porsche 718 Cayman (16 - 18) vs. Mercedes E 400 Coupé 7G-TRONIC PLUS (13 - 14)
€ 52,700

€ 56,300

€ 52,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 56,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Porsche 718 Cayman is 12.8 inches shorter, 0.6 inches wider and 4 inches lower than the Mercedes E 400 Coupé.
Porsche 718 Cayman
Mercedes E 400 Coupé
51
70.9
78.5
55
70.3
79.4
70.9 in
Width
70.3 in
78.5 in
Width Incl. Mirrors
79.4 in
51 in
Height
55 in
97.4
172.4
108.7
185.2
172.4 in
Length
185.2 in
97.4 in
Wheelbase
108.7 in
Vehicle Weight
Porsche 718 Cayman
Mercedes E 400 Coupé
3109 lb
Curb Weight
3803 lb
3649 lb
Gross Vehicle
Weight
Weight
4839 lb

Weight Difference:
694 lb
18.25 %

General
Porsche 718 Cayman
Mercedes E 400 Coupé
982C
Generation
C207
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
7-speed automatic transmission
Engine
Porsche 718 Cayman
Mercedes E 400 Coupé
4-cylinder boxer gasoline engine with turbocharger
Engine Type
V6 gasoline engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 276
Engine Code
M 276.820

4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
296 hp
at 6500 rpm
Power
328 hp
at 5500 rpm
Porsche 718 Cayman
296 hp
328 hp
Mercedes E 400 Coupé
280 lb‑ft
at 1950 rpm
Max. Torque
354 lb‑ft
at 1400 rpm
Porsche 718 Cayman
280 lb‑ft
354 lb‑ft
Mercedes E 400 Coupé
Performance
Porsche 718 Cayman
Mercedes E 400 Coupé
171 mph
Maximum Speed
155 mph
5.1 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph
62
mph
mph
233 ft
0.000 sec

Porsche 718 Cayman
62 mph
62
mph
mph
236 ft
0.000 sec

Mercedes E 400 Coupé
▶ REPLAY
10.5 lb/hp
Weight-to-Power Ratio
11.59 lb/hp
Porsche 718 Cayman
10.5 lb/hp
11.59 lb/hp
Mercedes E 400 Coupé
Fuel Economy / Emissions
Porsche 718 Cayman
Mercedes E 400 Coupé
Fuel Economy
32 mpg
combined
32 mpg
Porsche 718 Cayman
32 mpg
32 mpg
Mercedes E 400 Coupé
24 mpg
city
22 mpg
39 mpg
highway
42 mpg
14.3 gal
Fuel Tank Capacity
17.4 gal
454 mi
Range
554 mi
Porsche 718 Cayman
454 mi
554 mi
Mercedes E 400 Coupé
Environmental Impact
140.2 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
140.2 kWh
Porsche 718 Cayman
140.2 kWh
140.2 kWh
Mercedes E 400 Coupé
Euro 6c (NEFZ) 36ZA-ZF
Emission Standard
Euro 6b (NEFZ)
270 g/mi (NEFZ)
CO2 Emissions
277 g/mi (NEFZ)
Practical Convenience
Porsche 718 Cayman
Mercedes E 400 Coupé
2
Doors
3
2
No. of Seats
4
540 lb
Maximum Payload
1036 lb
12 cu ft
Trunk Volume
12.7 cu ft









No data
Cargo Volume (Seats Down)
No data