The Comparative Analysis :
Mercedes CLS Coupé 350 d 4MATIC 9G-TRONIC (15 - 17) vs. Porsche 718 Cayman GTS 4.0 (20 - ..)
€ 64,900

€ 81,900

€ 64,900
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 Mercedes CLS Coupé 350 d is significantly bigger in every dimension. It's 54.4 cm longer, 8 cm wider and 14.2 cm taller than the Porsche 718 Cayman GTS 4.0.
Mercedes CLS Coupé 350 d
Porsche 718 Cayman GTS 4.0
1418
1881
2075
1276
1801
1994
1881 mm
Width
1801 mm
2075 mm
Width Incl. Mirrors
1994 mm
1418 mm
Height
1276 mm
2874
4937
2475
4393
4937 mm
Length
4393 mm
2874 mm
Wheelbase
2475 mm
Vehicle Weight
Mercedes CLS Coupé 350 d
Porsche 718 Cayman GTS 4.0
1895 kg
Kerb Weight
1480 kg
2380 kg
Gross Vehicle
Weight
Weight
1700 kg

Weight Difference:
415 kg
21.9 %

General
Mercedes CLS Coupé 350 d
Porsche 718 Cayman GTS 4.0
C218
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 CLS Coupé 350 d
Porsche 718 Cayman GTS 4.0
V6 diesel engine with turbocharger
Engine Type
6-cylinder boxer petrol engine with turbocharger
Mercedes-Benz OM 642
Engine Series
OM 642.858
Engine Code

4
Valves
4
6
Cylinders
6
2987 CC
Engine Capacity
3995 CC
254 bhp
at 3400 rpm
Power
395 bhp
at 7000 rpm
Mercedes CLS Coupé 350 d
254 bhp
395 bhp
Porsche 718 Cayman GTS 4.0
620 NM
at 1600 rpm
Max. Torque
420 NM
at 5000 rpm
Mercedes CLS Coupé 350 d
620 NM
420 NM
Porsche 718 Cayman GTS 4.0
Performance
Mercedes CLS Coupé 350 d
Porsche 718 Cayman GTS 4.0
155 mph
Maximum Speed
182 mph
6.4 sec
Acceleration 0 to 62 mph
4.5 sec
62 mph
62
mph
mph
89 m
0.000 sec

Mercedes CLS Coupé 350 d
62 mph
62
mph
mph
63 m
0.000 sec

Porsche 718 Cayman GTS 4.0
▶ REPLAY
7.46 kg/bhp
Weight-to-Power Ratio
3.75 kg/bhp
Mercedes CLS Coupé 350 d
7.46 kg/bhp
3.75 kg/bhp
Porsche 718 Cayman GTS 4.0
Fuel Economy / Emissions
Mercedes CLS Coupé 350 d
Porsche 718 Cayman GTS 4.0
Fuel Economy
48 mpg
combined
26 mpg
Mercedes CLS Coupé 350 d
48 mpg
26 mpg
Porsche 718 Cayman GTS 4.0
39 mpg
city
18 mpg
52 mpg
motorway
35 mpg
59 L
Fuel Tank Capacity
64 L
621 mi
Range
368 mi
Mercedes CLS Coupé 350 d
621 mi
368 mi
Porsche 718 Cayman GTS 4.0
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).
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 CLS Coupé 350 d
121.3 kWh
204.5 kWh
Porsche 718 Cayman GTS 4.0
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP) 36CH, 36CI, 36DG
159 g/km (NEFZ)
CO2 Emissions
247 g/km (WLTP)
Practical Convenience
Mercedes CLS Coupé 350 d
Porsche 718 Cayman GTS 4.0
4
Doors
2
4
No. of Seats
2
485 kg
Maximum Payload
220 kg
475 L
Boot Capacity
420 L









No data
Boot Capacity (Seats Down)
No data