The Comparative Analysis :
Porsche 718 Cayman S PDK (19 - ..) vs. Mercedes E 350 CGI BlueEFFICIENCY Coupé 7G-TRONIC (09 - 11)
€ 69,700

€ 53,000

€ 69,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 53,000
ⓘ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 S is 12.6 inches shorter, 0.6 inches wider and 4 inches lower than the Mercedes E 350 CGI BlueEFFICIENCY Coupé.
Porsche 718 Cayman S
Mercedes E 350 CGI BlueEFFICIENCY Coupé
51
70.9
78.5
55
70.3
79.8
70.9 in
Width
70.3 in
78.5 in
Width Incl. Mirrors
79.8 in
51 in
Height
55 in
97.4
172.4
108.7
185
172.4 in
Length
185 in
97.4 in
Wheelbase
108.7 in
Vehicle Weight
Porsche 718 Cayman S
Mercedes E 350 CGI BlueEFFICIENCY Coupé
3219 lb
Curb Weight
3682 lb
3737 lb
Gross Vehicle
Weight
Weight
4718 lb

Weight Difference:
463 lb
12.58 %

General
Porsche 718 Cayman S
Mercedes E 350 CGI BlueEFFICIENCY Coupé
982C
Generation
C207
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed dual clutch transmission
Transmission
7-speed automatic transmission
Engine
Porsche 718 Cayman S
Mercedes E 350 CGI BlueEFFICIENCY Coupé
4-cylinder boxer gasoline engine with turbocharger
Engine Type
V6 gasoline engine (naturally aspirated engine)
Engine Series
Mercedes-Benz M 272
Engine Code
M 272.984

4
Valves
4
4
Cylinders
6
2.5 L / 122 cu in
Displacement
3.5 L / 171 cu in
345 hp
at 6500 rpm
Power
288 hp
at 6400 rpm
Porsche 718 Cayman S
345 hp
288 hp
Mercedes E 350 CGI BlueEFFICIENCY Coupé
310 lb‑ft
at 2100 rpm
Max. Torque
269 lb‑ft
at 3000 rpm
Porsche 718 Cayman S
310 lb‑ft
269 lb‑ft
Mercedes E 350 CGI BlueEFFICIENCY Coupé
Performance
Porsche 718 Cayman S
Mercedes E 350 CGI BlueEFFICIENCY Coupé
177 mph
Maximum Speed
155 mph
4.4 sec
Acceleration 0 to 62 mph
6.3 sec
62 mph
62
mph
mph
200 ft
0.000 sec

Porsche 718 Cayman S
62 mph
62
mph
mph
289 ft
0.000 sec

Mercedes E 350 CGI BlueEFFICIENCY Coupé
▶ REPLAY
9.33 lb/hp
Weight-to-Power Ratio
12.78 lb/hp
Porsche 718 Cayman S
9.33 lb/hp
12.78 lb/hp
Mercedes E 350 CGI BlueEFFICIENCY Coupé
Fuel Economy / Emissions
Porsche 718 Cayman S
Mercedes E 350 CGI BlueEFFICIENCY Coupé
Fuel Economy
28 mpg
combined
28 mpg
Porsche 718 Cayman S
28 mpg
28 mpg
Mercedes E 350 CGI BlueEFFICIENCY Coupé
21 mpg
city
19 mpg
35 mpg
highway
37 mpg
16.9 gal
Fuel Tank Capacity
17.4 gal
468 mi
Range
482 mi
Porsche 718 Cayman S
468 mi
482 mi
Mercedes E 350 CGI BlueEFFICIENCY Coupé
Environmental Impact
161.1 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).
161.1 kWh
Porsche 718 Cayman S
161.1 kWh
161.1 kWh
Mercedes E 350 CGI BlueEFFICIENCY Coupé
Euro 6d-TEMP
Emission Standard
Euro 5
333 g/mi (WLTP)
CO2 Emissions
320 g/mi (NEFZ)
Practical Convenience
Porsche 718 Cayman S
Mercedes E 350 CGI BlueEFFICIENCY Coupé
2
Doors
3
2
No. of Seats
4
518 lb
Maximum Payload
1036 lb
12 cu ft
Trunk Volume
12.7 cu ft









No data
Cargo Volume (Seats Down)
No data