The Comparative Analysis :
Mercedes E 320 Coupé 7G-TRONIC PLUS (14 - 16) vs. Porsche Cayman PDK (13 - 16)
€ 52,700

€ 54,200

€ 52,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 54,200
ⓘ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 320 Coupé is 12.7 inches longer, 0.6 inches narrower and 4.1 inches taller than the Porsche Cayman.
Mercedes E 320 Coupé
Porsche Cayman
55
70.3
79.4
50.9
70.9
77.9
70.3 in
Width
70.9 in
79.4 in
Width Incl. Mirrors
77.9 in
55 in
Height
50.9 in
108.7
185.2
97.4
172.4
185.2 in
Length
172.4 in
108.7 in
Wheelbase
97.4 in
Vehicle Weight
Mercedes E 320 Coupé
Porsche Cayman
3803 lb
Curb Weight
3120 lb
4839 lb
Gross Vehicle
Weight
Weight
3715 lb

Weight Difference:
683 lb
17.96 %

General
Mercedes E 320 Coupé
Porsche Cayman
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 320 Coupé
Porsche Cayman
V6 gasoline engine with turbocharger
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
2.7 L / 132 cu in
268 hp
at 5000 rpm
Power
271 hp
at 7400 rpm
Mercedes E 320 Coupé
268 hp
271 hp
Porsche Cayman
295 lb‑ft
at 1300 rpm
Max. Torque
214 lb‑ft
at 4500 rpm
Mercedes E 320 Coupé
295 lb‑ft
214 lb‑ft
Porsche Cayman
Performance
Mercedes E 320 Coupé
Porsche Cayman
155 mph
Maximum Speed
164 mph
6.6 sec
Acceleration 0 to 62 mph
5.6 sec
62 mph
62
mph
mph
302 ft
0.000 sec

Mercedes E 320 Coupé
62 mph
62
mph
mph
256 ft
0.000 sec

Porsche Cayman
▶ REPLAY
14.19 lb/hp
Weight-to-Power Ratio
11.51 lb/hp
Mercedes E 320 Coupé
14.19 lb/hp
11.51 lb/hp
Porsche Cayman
Fuel Economy / Emissions
Mercedes E 320 Coupé
Porsche Cayman
Fuel Economy
32 mpg
combined
31 mpg
Mercedes E 320 Coupé
32 mpg
31 mpg
Porsche Cayman
22 mpg
city
22 mpg
42 mpg
highway
40 mpg
17.4 gal
Fuel Tank Capacity
16.9 gal
554 mi
Range
516 mi
Mercedes E 320 Coupé
554 mi
516 mi
Porsche Cayman
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).
145.8 kWh
Mercedes E 320 Coupé
140.2 kWh
145.8 kWh
Porsche Cayman
Euro 6b (NEFZ)
Emission Standard
Euro 5 / Euro 6
277 g/mi (NEFZ)
CO2 Emissions
290 g/mi (NEFZ)
Practical Convenience
Mercedes E 320 Coupé
Porsche Cayman
3
Doors
2
4
No. of Seats
2
1036 lb
Maximum Payload
595 lb
12.7 cu ft
Trunk Volume
9.5 cu ft








No data
Cargo Volume (Seats Down)
No data