The Comparative Analysis :
Porsche Cayman (09 - 12) vs. Mercedes E 350 BlueEFFICIENCY Coupé 7G-TRONIC PLUS (11 - 13)
€ 50,800

€ 53,300

€ 50,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 53,300
ⓘ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 Cayman is 13.8 inches shorter, 0.6 inches wider and 3.7 inches lower than the Mercedes E 350 BlueEFFICIENCY Coupé.
Porsche Cayman
Mercedes E 350 BlueEFFICIENCY Coupé
51.3
70.9
77.9
55
70.3
79.8
70.9 in
Width
70.3 in
77.9 in
Width Incl. Mirrors
79.8 in
51.3 in
Height
55 in
95.1
171.1
108.7
185
171.1 in
Length
185 in
95.1 in
Wheelbase
108.7 in
Vehicle Weight
Porsche Cayman
Mercedes E 350 BlueEFFICIENCY Coupé
3097 lb
Curb Weight
3660 lb
3605 lb
Gross Vehicle
Weight
Weight
4696 lb

Weight Difference:
562 lb
15.36 %

General
Porsche Cayman
Mercedes E 350 BlueEFFICIENCY Coupé
987C
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 Cayman
Mercedes E 350 BlueEFFICIENCY Coupé
6-cylinder boxer gasoline engine (naturally aspirated engine)
Engine Type
V6 gasoline engine (naturally aspirated engine)
Engine Series
Mercedes-Benz M 276
Engine Code
M 276.957

4
Valves
4
6
Cylinders
6
2.9 L / 142 cu in
Displacement
3.5 L / 171 cu in
261 hp
at 7200 rpm
Power
302 hp
at 6500 rpm
Porsche Cayman
261 hp
302 hp
Mercedes E 350 BlueEFFICIENCY Coupé
221 lb‑ft
at 4400 rpm
Max. Torque
273 lb‑ft
at 3500 rpm
Porsche Cayman
221 lb‑ft
273 lb‑ft
Mercedes E 350 BlueEFFICIENCY Coupé
Performance
Porsche Cayman
Mercedes E 350 BlueEFFICIENCY Coupé
165 mph
Maximum Speed
155 mph
5.8 sec
Acceleration 0 to 62 mph
6.3 sec
62 mph
62
mph
mph
266 ft
0.000 sec

Porsche Cayman
62 mph
62
mph
mph
289 ft
0.000 sec

Mercedes E 350 BlueEFFICIENCY Coupé
▶ REPLAY
11.87 lb/hp
Weight-to-Power Ratio
12.12 lb/hp
Porsche Cayman
11.87 lb/hp
12.12 lb/hp
Mercedes E 350 BlueEFFICIENCY Coupé
Fuel Economy / Emissions
Porsche Cayman
Mercedes E 350 BlueEFFICIENCY Coupé
Fuel Economy
25 mpg
combined
34 mpg
Porsche Cayman
25 mpg
34 mpg
Mercedes E 350 BlueEFFICIENCY Coupé
17 mpg
city
24 mpg
34 mpg
highway
44 mpg
17.2 gal
Fuel Tank Capacity
17.4 gal
429 mi
Range
586 mi
Porsche Cayman
429 mi
586 mi
Mercedes E 350 BlueEFFICIENCY Coupé
Environmental Impact
178.2 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).
132.6 kWh
Porsche Cayman
178.2 kWh
132.6 kWh
Mercedes E 350 BlueEFFICIENCY Coupé
Euro 5
Emission Standard
Euro 5
356 g/mi (NEFZ)
CO2 Emissions
264 g/mi (NEFZ)
Practical Convenience
Porsche Cayman
Mercedes E 350 BlueEFFICIENCY Coupé
2
Doors
3
2
No. of Seats
4
507 lb
Maximum Payload
1036 lb
11.6 cu ft
Trunk Volume
12.7 cu ft








No data
Cargo Volume (Seats Down)
No data