The Comparative Analysis :

Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..) vs. Porsche 718 Cayman GTS PDK (17 - 18)

€ 60,600
Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..) Mercedes CLS Coupé 300 d
€ 79,400
 Porsche 718 Cayman GTS PDK (17 - 18) Porsche 718 Cayman GTS
€ 60,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 79,400

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The Mercedes CLS Coupé 300 d is significantly bigger in every dimension. It's 59.5 cm longer, 8.9 cm wider and 14.9 cm taller than the Porsche 718 Cayman GTS.
Mercedes CLS Coupé 300 d
Porsche 718 Cayman GTS
1435
Blueprint Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..)
1890
2069
1286
Blueprint Porsche 718 Cayman GTS PDK (17 - 18)
1801
1994
1890 mm
Width
1801 mm
2069 mm
Width Incl. Mirrors
1994 mm
1435 mm
Height
1286 mm
Blueprint Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..)
2939
4988
Blueprint Porsche 718 Cayman GTS PDK (17 - 18)
2475
4393
4988 mm
Length
4393 mm
2939 mm
Wheelbase
2475 mm

Vehicle Weight

Mercedes CLS Coupé 300 d
Porsche 718 Cayman GTS
1825 kg
Kerb Weight
1480 kg
2445 kg
Gross Vehicle
Weight
1705 kg
Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..)
Weight Difference:
345 kg
18.9 %
Porsche 718 Cayman GTS PDK (17 - 18)

General

Mercedes CLS Coupé 300 d
Porsche 718 Cayman GTS
C257
Generation
982C
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Rear-wheel drive
9-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

Mercedes CLS Coupé 300 d
Porsche 718 Cayman GTS
Straight-four diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
4-cylinder boxer petrol engine with tur­bo­charger
Mercedes-Benz OM 654
Engine Series
OM 654.920
Engine Code
4
Valves
4
4
Cylinders
4
1950 CC
Engine Capacity
2497 CC
242 bhp
at 4600 rpm
Power
360 bhp
at 6500 rpm
Mercedes CLS Coupé 300 d
242 bhp
360 bhp
Porsche 718 Cayman GTS
500 NM
at 1600 rpm
Max. Torque
430 NM
at 1900 rpm
Mercedes CLS Coupé 300 d
500 NM
430 NM
Porsche 718 Cayman GTS

Performance

Mercedes CLS Coupé 300 d
Porsche 718 Cayman GTS
155 mph
Maximum Speed
180 mph
6.4 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph 62
mph

89 m
0.000 sec

Mercedes CLS Coupé 300 d

62 mph 62
mph

60 m
0.000 sec

Porsche 718 Cayman GTS

▶ REPLAY
7.54 kg/bhp
Weight-to-Power Ratio
4.11 kg/bhp
Mercedes CLS Coupé 300 d
7.54 kg/bhp
4.11 kg/bhp
Porsche 718 Cayman GTS

Fuel Economy / Emissions

Mercedes CLS Coupé 300 d
Porsche 718 Cayman GTS
Fuel Economy
53 mpg
combined
34 mpg
Mercedes CLS Coupé 300 d
53 mpg
34 mpg
Porsche 718 Cayman GTS
43 mpg
city
26 mpg
63 mpg
motorway
43 mpg
Kraftstoffanzeige
50 L
Fuel Tank Capacity
64 L
Kraftstoffanzeige
586 mi
Range
485 mi
Mercedes CLS Coupé 300 d
586 mi
485 mi
Porsche 718 Cayman GTS
Environmental Impact
109.1 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).
155.3 kWh
Mercedes CLS Coupé 300 d
109.1 kWh
155.3 kWh
Porsche 718 Cayman GTS
Euro 6d-TEMP
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
158 g/km (WLTP)
CO2 Emissions
186 g/km (NEFZ)

Practical Convenience

Mercedes CLS Coupé 300 d
Porsche 718 Cayman GTS
4
Doors
2
5
No. of Seats
2
620 kg
Maximum Payload
225 kg
520 L
Boot Capacity
425 L
No data
Boot Capacity (Seats Down)
No data