The Comparative Analysis :

Mercedes E 400 d Coupé 4MATIC 9G-TRONIC (18 - ..) vs. Porsche 718 Cayman S (19 - ..)

€ 65,500
Mercedes E 400 d Coupé 4MATIC 9G-TRONIC (18 - ..) Mercedes E 400 d Coupé
€ 66,900
 Porsche 718 Cayman S (19 - ..) Porsche 718 Cayman S
€ 65,500
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 Mercedes E 400 d Coupé is significantly bigger in every dimension. It's 44.7 cm longer, 5.9 cm wider and 13.5 cm taller than the Porsche 718 Cayman S.
Mercedes E 400 d Coupé
Porsche 718 Cayman S
1430
Blueprint Mercedes E 400 d Coupé 4MATIC 9G-TRONIC (18 - ..)
1860
2055
1295
Blueprint Porsche 718 Cayman S (19 - ..)
1801
1994
1860 mm
Width
1801 mm
2055 mm
Width Incl. Mirrors
1994 mm
1430 mm
Height
1295 mm
Blueprint Mercedes E 400 d Coupé 4MATIC 9G-TRONIC (18 - ..)
2873
4826
Blueprint Porsche 718 Cayman S (19 - ..)
2475
4379
4826 mm
Length
4379 mm
2873 mm
Wheelbase
2475 mm

Vehicle Weight

Mercedes E 400 d Coupé
Porsche 718 Cayman S
1940 kg
Kerb Weight
1430 kg
2440 kg
Gross Vehicle
Weight
1665 kg
Mercedes E 400 d Coupé 4MATIC 9G-TRONIC (18 - ..)
Weight Difference:
510 kg
26.29 %
Porsche 718 Cayman S (19 - ..)

General

Mercedes E 400 d Coupé
Porsche 718 Cayman S
C238
Generation
982C
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Super Unleaded (98 RON)
Permanent all-wheel drive
Drive
Rear-wheel drive
9-speed automatic transmission
Transmission
6-speed manual transmission

Engine

Mercedes E 400 d Coupé
Porsche 718 Cayman S
Straight-six diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
4-cylinder boxer petrol engine with tur­bo­charger
Mercedes-Benz OM 656
Engine Series
OM 656.929
Engine Code
4
Valves
4
6
Cylinders
4
2925 CC
Engine Capacity
2497 CC
335 bhp
at 3400 rpm
Power
345 bhp
at 6500 rpm
Mercedes E 400 d Coupé
335 bhp
345 bhp
Porsche 718 Cayman S
700 NM
at 1200 rpm
Max. Torque
420 NM
at 2100 rpm
Mercedes E 400 d Coupé
700 NM
420 NM
Porsche 718 Cayman S

Performance

Mercedes E 400 d Coupé
Porsche 718 Cayman S
155 mph
Maximum Speed
177 mph
5.1 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph 62
mph

71 m
0.000 sec

Mercedes E 400 d Coupé

62 mph 62
mph

64 m
0.000 sec

Porsche 718 Cayman S

▶ REPLAY
5.79 kg/bhp
Weight-to-Power Ratio
4.14 kg/bhp
Mercedes E 400 d Coupé
5.79 kg/bhp
4.14 kg/bhp
Porsche 718 Cayman S

Fuel Economy / Emissions

Mercedes E 400 d Coupé
Porsche 718 Cayman S
Fuel Economy
48 mpg
combined
31 mpg
Mercedes E 400 d Coupé
48 mpg
31 mpg
Porsche 718 Cayman S
41 mpg
city
22 mpg
53 mpg
motorway
40 mpg
Kraftstoffanzeige
50 L
Fuel Tank Capacity
64 L
Kraftstoffanzeige
526 mi
Range
432 mi
Mercedes E 400 d Coupé
526 mi
432 mi
Porsche 718 Cayman S
Environmental Impact
121.3 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).
174.3 kWh
Mercedes E 400 d Coupé
121.3 kWh
174.3 kWh
Porsche 718 Cayman S
Euro 6d-TEMP
Emission Standard
Euro 6d-TEMP
178 g/km (WLTP)
CO2 Emissions
222 g/km (WLTP)

Practical Convenience

Mercedes E 400 d Coupé
Porsche 718 Cayman S
3
Doors
2
4
No. of Seats
2
500 kg
Maximum Payload
235 kg
425 L
Boot Capacity
425 L
No data
Boot Capacity (Seats Down)
No data