The Comparative Analysis :
Mercedes E 320 Coupé 7G-TRONIC PLUS (14 - 16) vs. Porsche 718 Cayman GTS 4.0 (20 - ..)
€ 52,700

€ 81,900

€ 52,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 81,900
ⓘ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 320 Coupé is 31 cm longer, 1.5 cm narrower and 12.1 cm taller than the Porsche 718 Cayman GTS 4.0.
Mercedes E 320 Coupé
Porsche 718 Cayman GTS 4.0
1397
1786
2016
1276
1801
1994
1786 mm
Width
1801 mm
2016 mm
Width Incl. Mirrors
1994 mm
1397 mm
Height
1276 mm
2760
4703
2475
4393
4703 mm
Length
4393 mm
2760 mm
Wheelbase
2475 mm
Vehicle Weight
Mercedes E 320 Coupé
Porsche 718 Cayman GTS 4.0
1725 kg
Kerb Weight
1480 kg
2195 kg
Gross Vehicle
Weight
Weight
1700 kg

Weight Difference:
245 kg
14.2 %

General
Mercedes E 320 Coupé
Porsche 718 Cayman GTS 4.0
C207
Generation
982C
Coupe
Car Body Style
Coupe
Unleaded (95 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

7-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes E 320 Coupé
Porsche 718 Cayman GTS 4.0
V6 petrol engine with turbocharger
Engine Type
6-cylinder boxer petrol engine with turbocharger
Mercedes-Benz M 276
Engine Series
M 276.820
Engine Code

4
Valves
4
6
Cylinders
6
2996 CC
Engine Capacity
3995 CC
268 bhp
at 5000 rpm
Power
395 bhp
at 7000 rpm
Mercedes E 320 Coupé
268 bhp
395 bhp
Porsche 718 Cayman GTS 4.0
400 NM
at 1300 rpm
Max. Torque
420 NM
at 5000 rpm
Mercedes E 320 Coupé
400 NM
420 NM
Porsche 718 Cayman GTS 4.0
Performance
Mercedes E 320 Coupé
Porsche 718 Cayman GTS 4.0
155 mph
Maximum Speed
182 mph
6.6 sec
Acceleration 0 to 62 mph
4.5 sec
62 mph
62
mph
mph
92 m
0.000 sec

Mercedes E 320 Coupé
62 mph
62
mph
mph
63 m
0.000 sec

Porsche 718 Cayman GTS 4.0
▶ REPLAY
6.44 kg/bhp
Weight-to-Power Ratio
3.75 kg/bhp
Mercedes E 320 Coupé
6.44 kg/bhp
3.75 kg/bhp
Porsche 718 Cayman GTS 4.0
Fuel Economy / Emissions
Mercedes E 320 Coupé
Porsche 718 Cayman GTS 4.0
Fuel Economy
38 mpg
combined
26 mpg
Mercedes E 320 Coupé
38 mpg
26 mpg
Porsche 718 Cayman GTS 4.0
27 mpg
city
18 mpg
50 mpg
motorway
35 mpg
66 L
Fuel Tank Capacity
64 L
554 mi
Range
368 mi
Mercedes E 320 Coupé
554 mi
368 mi
Porsche 718 Cayman GTS 4.0
Environmental Impact
140.2 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).
204.5 kWh
Mercedes E 320 Coupé
140.2 kWh
204.5 kWh
Porsche 718 Cayman GTS 4.0
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP) 36CH, 36CI, 36DG
172 g/km (NEFZ)
CO2 Emissions
247 g/km (WLTP)
Practical Convenience
Mercedes E 320 Coupé
Porsche 718 Cayman GTS 4.0
3
Doors
2
4
No. of Seats
2
470 kg
Maximum Payload
220 kg
450 L
Boot Capacity
420 L








No data
Boot Capacity (Seats Down)
No data