The Comparative Analysis :
Mercedes E 400 Coupé 7G-TRONIC PLUS (13 - 14) vs. Porsche Cayman S (05 - 09)
€ 56,300

€ 60,300

€ 56,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 60,300
ⓘ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 Mercedes E 400 Coupé is 14.3 inches longer, 0.6 inches narrower and 3.6 inches taller than the Porsche Cayman S.
Mercedes E 400 Coupé
Porsche Cayman S
55
70.3
79.4
51.4
70.9
77.9
70.3 in
Width
70.9 in
79.4 in
Width Incl. Mirrors
77.9 in
55 in
Height
51.4 in
108.7
185.2
95.1
170.9
185.2 in
Length
170.9 in
108.7 in
Wheelbase
95.1 in
Vehicle Weight
Mercedes E 400 Coupé
Porsche Cayman S
3803 lb
Curb Weight
3120 lb
4839 lb
Gross Vehicle
Weight
Weight
3594 lb

Weight Difference:
683 lb
17.96 %

General
Mercedes E 400 Coupé
Porsche Cayman S
C207
Generation
987C
Coupe
Car Body Style
Coupe
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes E 400 Coupé
Porsche Cayman S
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
291 hp
at 6250 rpm
Mercedes E 400 Coupé
328 hp
291 hp
Porsche Cayman S
354 lb‑ft
at 1400 rpm
Max. Torque
251 lb‑ft
at 4400 rpm
Mercedes E 400 Coupé
354 lb‑ft
251 lb‑ft
Porsche Cayman S
Performance
Mercedes E 400 Coupé
Porsche Cayman S
155 mph
Maximum Speed
171 mph
5.2 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph
62
mph
mph
236 ft
0.000 sec

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

Porsche Cayman S
▶ REPLAY
11.59 lb/hp
Weight-to-Power Ratio
10.72 lb/hp
Mercedes E 400 Coupé
11.59 lb/hp
10.72 lb/hp
Porsche Cayman S
Fuel Economy / Emissions
Mercedes E 400 Coupé
Porsche Cayman S
Fuel Economy
32 mpg
combined
22 mpg
Mercedes E 400 Coupé
32 mpg
22 mpg
Porsche Cayman S
22 mpg
city
15 mpg
42 mpg
highway
30 mpg
17.4 gal
Fuel Tank Capacity
16.9 gal
554 mi
Range
375 mi
Mercedes E 400 Coupé
554 mi
375 mi
Porsche Cayman S
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).
200.8 kWh
Mercedes E 400 Coupé
140.2 kWh
200.8 kWh
Porsche Cayman S
Euro 6b (NEFZ)
Emission Standard
Euro 4
277 g/mi (NEFZ)
CO2 Emissions
409 g/mi (NEFZ)
Practical Convenience
Mercedes E 400 Coupé
Porsche Cayman S
3
Doors
2
4
No. of Seats
2
1036 lb
Maximum Payload
474 lb
12.7 cu ft
Trunk Volume
11.6 cu ft








No data
Cargo Volume (Seats Down)
No data