The Comparative Analysis :

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

€ 65,500
Mercedes E 400 d Coupé 4MATIC 9G-TRONIC (18 - ..) Mercedes E 400 d Coupé
€ 77,200
 Porsche 718 Cayman GTS (19 - ..) Porsche 718 Cayman GTS
€ 65,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 77,200

ⓘ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 17 inches longer, 2.3 inches wider and 5.7 inches taller than the Porsche 718 Cayman GTS.
Mercedes E 400 d Coupé
Porsche 718 Cayman GTS
56.3
Blueprint Mercedes E 400 d Coupé 4MATIC 9G-TRONIC (18 - ..)
73.2
80.9
50.6
Blueprint Porsche 718 Cayman GTS (19 - ..)
70.9
78.5
73.2 in
Width
70.9 in
80.9 in
Width Incl. Mirrors
78.5 in
56.3 in
Height
50.6 in
Blueprint Mercedes E 400 d Coupé 4MATIC 9G-TRONIC (18 - ..)
113.1
190
Blueprint Porsche 718 Cayman GTS (19 - ..)
97.4
173
190 in
Length
173 in
113.1 in
Wheelbase
97.4 in

Vehicle Weight

Mercedes E 400 d Coupé
Porsche 718 Cayman GTS
4277 lb
Curb Weight
3197 lb
5379 lb
Gross Vehicle
Weight
3693 lb
Mercedes E 400 d Coupé 4MATIC 9G-TRONIC (18 - ..)
Weight Difference:
1080 lb
25.25 %
Porsche 718 Cayman GTS (19 - ..)

General

Mercedes E 400 d Coupé
Porsche 718 Cayman GTS
C238
Generation
982C
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
9-speed automatic transmission
Transmission
6-speed manual transmission

Engine

Mercedes E 400 d Coupé
Porsche 718 Cayman GTS
Straight-six diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
4-cylinder boxer gasoline engine with tur­bo­charger
Mercedes-Benz OM 656
Engine Series
OM 656.929
Engine Code
4
Valves
4
6
Cylinders
4
2.9 L / 142 cu in
Displacement
2.5 L / 122 cu in
335 hp
at 3400 rpm
Power
360 hp
at 6500 rpm
Mercedes E 400 d Coupé
335 hp
360 hp
Porsche 718 Cayman GTS
516 lb‑ft
at 1200 rpm
Max. Torque
317 lb‑ft
at 1900 rpm
Mercedes E 400 d Coupé
516 lb‑ft
317 lb‑ft
Porsche 718 Cayman GTS

Performance

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

233 ft
0.000 sec

Mercedes E 400 d Coupé

62 mph 62
mph

210 ft
0.000 sec

Porsche 718 Cayman GTS

▶ REPLAY
12.77 lb/hp
Weight-to-Power Ratio
8.88 lb/hp
Mercedes E 400 d Coupé
12.77 lb/hp
8.88 lb/hp
Porsche 718 Cayman GTS

Fuel Economy / Emissions

Mercedes E 400 d Coupé
Porsche 718 Cayman GTS
Fuel Economy
40 mpg
combined
26 mpg
Mercedes E 400 d Coupé
40 mpg
26 mpg
Porsche 718 Cayman GTS
34 mpg
city
18 mpg
44 mpg
highway
33 mpg
Kraftstoffanzeige
13.2 gal
Fuel Tank Capacity
16.9 gal
Kraftstoffanzeige
526 mi
Range
432 mi
Mercedes E 400 d Coupé
526 mi
432 mi
Porsche 718 Cayman GTS
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 GTS
Euro 6d-TEMP
Emission Standard
Euro 6d-TEMP
286 g/mi (WLTP)
CO2 Emissions
362 g/mi (WLTP)

Practical Convenience

Mercedes E 400 d Coupé
Porsche 718 Cayman GTS
3
Doors
2
4
No. of Seats
2
1102 lb
Maximum Payload
496 lb
12 cu ft
Trunk Volume
12 cu ft
No data
Cargo Volume (Seats Down)
No data