The Comparative Analysis :
Mercedes E 400 Coupé 7G-TRONIC PLUS (13 - 14) vs. Porsche Cayman GTS PDK (14 - 16)
€ 56,300

€ 77,200

€ 56,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 77,200
ⓘ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 Mercedes E 400 Coupé is 11.8 inches longer, 0.6 inches narrower and 4.4 inches taller than the Porsche Cayman GTS.
Mercedes E 400 Coupé
Porsche Cayman GTS
55
70.3
79.4
50.6
70.9
77.9
70.3 in
Width
70.9 in
79.4 in
Width Incl. Mirrors
77.9 in
55 in
Height
50.6 in
108.7
185.2
97.4
173.4
185.2 in
Length
173.4 in
108.7 in
Wheelbase
97.4 in
Vehicle Weight
Mercedes E 400 Coupé
Porsche Cayman GTS
3803 lb
Curb Weight
3197 lb
4839 lb
Gross Vehicle
Weight
Weight
3737 lb

Weight Difference:
606 lb
15.93 %

General
Mercedes E 400 Coupé
Porsche Cayman GTS
C207
Generation
981C
Coupe
Car Body Style
Coupe
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
Mercedes E 400 Coupé
Porsche Cayman GTS
V6 gasoline engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer gasoline engine (naturally aspirated engine)
Mercedes-Benz M 276
Engine Series
M 276.820
Engine Code

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3.4 L / 166 cu in
328 hp
at 5500 rpm
Power
335 hp
at 7400 rpm
Mercedes E 400 Coupé
328 hp
335 hp
Porsche Cayman GTS
354 lb‑ft
at 1400 rpm
Max. Torque
280 lb‑ft
at 4750 rpm
Mercedes E 400 Coupé
354 lb‑ft
280 lb‑ft
Porsche Cayman GTS
Performance
Mercedes E 400 Coupé
Porsche Cayman GTS
155 mph
Maximum Speed
176 mph
5.2 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
236 ft
0.000 sec

Mercedes E 400 Coupé
62 mph
62
mph
mph
220 ft
0.000 sec

Porsche Cayman GTS
▶ REPLAY
11.59 lb/hp
Weight-to-Power Ratio
9.54 lb/hp
Mercedes E 400 Coupé
11.59 lb/hp
9.54 lb/hp
Porsche Cayman GTS
Fuel Economy / Emissions
Mercedes E 400 Coupé
Porsche Cayman GTS
Fuel Economy
32 mpg
combined
29 mpg
Mercedes E 400 Coupé
32 mpg
29 mpg
Porsche Cayman GTS
22 mpg
city
21 mpg
42 mpg
highway
37 mpg
17.4 gal
Fuel Tank Capacity
16.9 gal
554 mi
Range
485 mi
Mercedes E 400 Coupé
554 mi
485 mi
Porsche Cayman GTS
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).
155.3 kWh
Mercedes E 400 Coupé
140.2 kWh
155.3 kWh
Porsche Cayman GTS
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
277 g/mi (NEFZ)
CO2 Emissions
306 g/mi (NEFZ)
Practical Convenience
Mercedes E 400 Coupé
Porsche Cayman GTS
3
Doors
2
4
No. of Seats
2
1036 lb
Maximum Payload
540 lb
12.7 cu ft
Trunk Volume
9.5 cu ft








No data
Cargo Volume (Seats Down)
No data