The Comparative Analysis :
Mercedes E 350 CDI BlueEFFICIENCY Coupé 7G-TRONIC PLUS (11 - 13) vs. Porsche 718 Cayman S (19 - ..)
€ 51,100

€ 66,900

€ 51,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 66,900
ⓘ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 350 CDI BlueEFFICIENCY Coupé is 12.6 inches longer, 0.6 inches narrower and 4 inches taller than the Porsche 718 Cayman S.
Mercedes E 350 CDI BlueEFFICIENCY Coupé
Porsche 718 Cayman S
55
70.3
79.8
51
70.9
78.5
70.3 in
Width
70.9 in
79.8 in
Width Incl. Mirrors
78.5 in
55 in
Height
51 in
108.7
185
97.4
172.4
185 in
Length
172.4 in
108.7 in
Wheelbase
97.4 in
Vehicle Weight
Mercedes E 350 CDI BlueEFFICIENCY Coupé
Porsche 718 Cayman S
3825 lb
Curb Weight
3153 lb
4861 lb
Gross Vehicle
Weight
Weight
3671 lb

Weight Difference:
672 lb
17.57 %

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

Rear-wheel drive
Drivetrain
Rear-wheel drive

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

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

Mercedes E 350 CDI BlueEFFICIENCY Coupé
62 mph
62
mph
mph
210 ft
0.000 sec

Porsche 718 Cayman S
▶ REPLAY
14.66 lb/hp
Weight-to-Power Ratio
9.14 lb/hp
Mercedes E 350 CDI BlueEFFICIENCY Coupé
14.66 lb/hp
9.14 lb/hp
Porsche 718 Cayman S
Fuel Economy / Emissions
Mercedes E 350 CDI BlueEFFICIENCY Coupé
Porsche 718 Cayman S
Fuel Economy
39 mpg
combined
26 mpg
Mercedes E 350 CDI BlueEFFICIENCY Coupé
39 mpg
26 mpg
Porsche 718 Cayman S
32 mpg
city
19 mpg
44 mpg
highway
33 mpg
17.4 gal
Fuel Tank Capacity
16.9 gal
684 mi
Range
432 mi
Mercedes E 350 CDI BlueEFFICIENCY Coupé
684 mi
432 mi
Porsche 718 Cayman S
Environmental Impact
123.4 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).
174.3 kWh
Mercedes E 350 CDI BlueEFFICIENCY Coupé
123.4 kWh
174.3 kWh
Porsche 718 Cayman S
Euro 5
Emission Standard
Euro 6d-TEMP
256 g/mi (NEFZ)
CO2 Emissions
357 g/mi (WLTP)
Practical Convenience
Mercedes E 350 CDI BlueEFFICIENCY Coupé
Porsche 718 Cayman S
3
Doors
2
4
No. of Seats
2
1036 lb
Maximum Payload
518 lb
12.7 cu ft
Trunk Volume
12 cu ft









No data
Cargo Volume (Seats Down)
No data