The Comparative Analysis :
Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..) vs. Porsche 718 Cayman T PDK (19 - ..)
€ 60,600

€ 66,300

€ 60,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 66,300
ⓘ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 60.9 cm longer, 8.9 cm wider and 15.9 cm taller than the Porsche 718 Cayman T.
Mercedes CLS Coupé 300 d
Porsche 718 Cayman T
1435
1890
2069
1276
1801
1994
1890 mm
Width
1801 mm
2069 mm
Width Incl. Mirrors
1994 mm
1435 mm
Height
1276 mm
2939
4988
2475
4379
4988 mm
Length
4379 mm
2939 mm
Wheelbase
2475 mm
Vehicle Weight
Mercedes CLS Coupé 300 d
Porsche 718 Cayman T
1825 kg
Kerb Weight
1455 kg
2445 kg
Gross Vehicle
Weight
Weight
1685 kg

Weight Difference:
370 kg
20.27 %

General
Mercedes CLS Coupé 300 d
Porsche 718 Cayman T
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 T
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
1988 CC
242 bhp
at 4600 rpm
Power
296 bhp
at 7500 rpm
Mercedes CLS Coupé 300 d
242 bhp
296 bhp
Porsche 718 Cayman T
500 NM
at 1600 rpm
Max. Torque
380 NM
at 2150 rpm
Mercedes CLS Coupé 300 d
500 NM
380 NM
Porsche 718 Cayman T
Performance
Mercedes CLS Coupé 300 d
Porsche 718 Cayman T
155 mph
Maximum Speed
171 mph
6.4 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
89 m
0.000 sec

Mercedes CLS Coupé 300 d
62 mph
62
mph
mph
68 m
0.000 sec

Porsche 718 Cayman T
▶ REPLAY
7.54 kg/bhp
Weight-to-Power Ratio
4.92 kg/bhp
Mercedes CLS Coupé 300 d
7.54 kg/bhp
4.92 kg/bhp
Porsche 718 Cayman T
Fuel Economy / Emissions
Mercedes CLS Coupé 300 d
Porsche 718 Cayman T
Fuel Economy
53 mpg
combined
36 mpg
Mercedes CLS Coupé 300 d
53 mpg
36 mpg
Porsche 718 Cayman T
43 mpg
city
27 mpg
63 mpg
motorway
44 mpg
50 L
Fuel Tank Capacity
54 L
586 mi
Range
425 mi
Mercedes CLS Coupé 300 d
586 mi
425 mi
Porsche 718 Cayman T
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).
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).
149.7 kWh
Mercedes CLS Coupé 300 d
109.1 kWh
149.7 kWh
Porsche 718 Cayman T
Euro 6d-TEMP
Emission Standard
Euro 6d-TEMP
158 g/km (WLTP)
CO2 Emissions
194 g/km (WLTP)
Practical Convenience
Mercedes CLS Coupé 300 d
Porsche 718 Cayman T
4
Doors
2
5
No. of Seats
2
620 kg
Maximum Payload
230 kg
520 L
Boot Capacity
425 L










No data
Boot Capacity (Seats Down)
No data