The Comparative Analysis :
Porsche 718 Cayman S (19 - ..) vs. Mercedes E 350 CDI BlueEFFICIENCY Coupé 7G-TRONIC PLUS (11 - 13)
€ 66,900

€ 51,100

€ 66,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 51,100
ⓘ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 CDI BlueEFFICIENCY Coupé.
Porsche 718 Cayman S
Mercedes E 350 CDI 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 CDI BlueEFFICIENCY Coupé
3153 lb
Curb Weight
3825 lb
3671 lb
Gross Vehicle
Weight
Weight
4861 lb

Weight Difference:
672 lb
17.57 %

General
Porsche 718 Cayman S
Mercedes E 350 CDI BlueEFFICIENCY Coupé
982C
Generation
C207
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed manual transmission
Transmission
7-speed automatic transmission
Engine
Porsche 718 Cayman S
Mercedes E 350 CDI BlueEFFICIENCY Coupé
4-cylinder boxer gasoline engine with turbocharger
Engine Type
V6 diesel engine with turbocharger
Engine Series
Mercedes-Benz OM 642
Engine Code
OM 642.838

4
Valves
4
4
Cylinders
6
2.5 L / 122 cu in
Displacement
3 L / 147 cu in
345 hp
at 6500 rpm
Power
261 hp
at 3800 rpm
Porsche 718 Cayman S
345 hp
261 hp
Mercedes E 350 CDI BlueEFFICIENCY Coupé
310 lb‑ft
at 2100 rpm
Max. Torque
457 lb‑ft
at 1600 rpm
Porsche 718 Cayman S
310 lb‑ft
457 lb‑ft
Mercedes E 350 CDI BlueEFFICIENCY Coupé
Performance
Porsche 718 Cayman S
Mercedes E 350 CDI BlueEFFICIENCY Coupé
177 mph
Maximum Speed
155 mph
4.6 sec
Acceleration 0 to 62 mph
6.1 sec
62 mph
62
mph
mph
210 ft
0.000 sec

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

Mercedes E 350 CDI BlueEFFICIENCY Coupé
▶ REPLAY
9.14 lb/hp
Weight-to-Power Ratio
14.66 lb/hp
Porsche 718 Cayman S
9.14 lb/hp
14.66 lb/hp
Mercedes E 350 CDI BlueEFFICIENCY Coupé
Fuel Economy / Emissions
Porsche 718 Cayman S
Mercedes E 350 CDI BlueEFFICIENCY Coupé
Fuel Economy
26 mpg
combined
39 mpg
Porsche 718 Cayman S
26 mpg
39 mpg
Mercedes E 350 CDI BlueEFFICIENCY Coupé
19 mpg
city
32 mpg
33 mpg
highway
44 mpg
16.9 gal
Fuel Tank Capacity
17.4 gal
432 mi
Range
684 mi
Porsche 718 Cayman S
432 mi
684 mi
Mercedes E 350 CDI BlueEFFICIENCY Coupé
Environmental Impact
174.3 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).
123.4 kWh
Porsche 718 Cayman S
174.3 kWh
123.4 kWh
Mercedes E 350 CDI BlueEFFICIENCY Coupé
Euro 6d-TEMP
Emission Standard
Euro 5
357 g/mi (WLTP)
CO2 Emissions
256 g/mi (NEFZ)
Practical Convenience
Porsche 718 Cayman S
Mercedes E 350 CDI 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