The Comparative Analysis :
Porsche 718 Cayman S PDK (16 - 18) vs. Mercedes CLS Coupé 450 EQ Boost 4MATIC 9G-TRONIC (18 - 19)
€ 68,000

€ 70,900

€ 68,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 70,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 718 Cayman S is significantly smaller in every dimension. It's 60.9 cm shorter, 8.9 cm narrower and 14 cm lower than the Mercedes CLS Coupé 450 EQ Boost.
Porsche 718 Cayman S
Mercedes CLS Coupé 450 EQ Boost
1295
1801
1994
1435
1890
2069
1801 mm
Width
1890 mm
1994 mm
Width Incl. Mirrors
2069 mm
1295 mm
Height
1435 mm
2475
4379
2939
4988
4379 mm
Length
4988 mm
2475 mm
Wheelbase
2939 mm
Vehicle Weight
Porsche 718 Cayman S
Mercedes CLS Coupé 450 EQ Boost
1460 kg
Kerb Weight
1940 kg
1695 kg
Gross Vehicle
Weight
Weight
2585 kg

Weight Difference:
480 kg
24.74 %

General
Porsche 718 Cayman S
Mercedes CLS Coupé 450 EQ Boost
982C
Generation
C257
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Unleaded (95 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

7-speed dual clutch transmission
Transmission
9-speed automatic transmission
Engine
Porsche 718 Cayman S
Mercedes CLS Coupé 450 EQ Boost
4-cylinder boxer petrol engine with turbocharger
Engine Type
6-cylinder mild hybrid petrol engine with turbocharger and electric driven compressor
Engine Series
Mercedes-Benz M 256
Engine Code
M 256.930

4
Valves
4
4
Cylinders
6
2497 CC
Engine Capacity
2999 CC
345 bhp
at 6500 rpm
Power
383 bhp
at 5500 rpm
Porsche 718 Cayman S
345 bhp
383 bhp
Mercedes CLS Coupé 450 EQ Boost
420 NM
at 1900 rpm
Max. Torque
500 NM
at 1600 rpm
Porsche 718 Cayman S
420 NM
500 NM
Mercedes CLS Coupé 450 EQ Boost
Performance
Porsche 718 Cayman S
Mercedes CLS Coupé 450 EQ Boost
177 mph
Maximum Speed
155 mph
4.4 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
61 m
0.000 sec

Porsche 718 Cayman S
62 mph
62
mph
mph
67 m
0.000 sec

Mercedes CLS Coupé 450 EQ Boost
▶ REPLAY
4.23 kg/bhp
Weight-to-Power Ratio
5.07 kg/bhp
Porsche 718 Cayman S
4.23 kg/bhp
5.07 kg/bhp
Mercedes CLS Coupé 450 EQ Boost
Fuel Economy / Emissions
Porsche 718 Cayman S
Mercedes CLS Coupé 450 EQ Boost
Fuel Economy
39 mpg
combined
38 mpg
Porsche 718 Cayman S
39 mpg
38 mpg
Mercedes CLS Coupé 450 EQ Boost
30 mpg
city
29 mpg
47 mpg
motorway
46 mpg
64 L
Fuel Tank Capacity
66 L
545 mi
Range
547 mi
Porsche 718 Cayman S
545 mi
547 mi
Mercedes CLS Coupé 450 EQ Boost
Environmental Impact
138.2 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).
142.1 kWh
Porsche 718 Cayman S
138.2 kWh
142.1 kWh
Mercedes CLS Coupé 450 EQ Boost
Euro 6c (NEFZ) 36ZA-ZF
Emission Standard
Euro 6d-TEMP (WLTP) 36AG-AI
167 g/km (NEFZ)
CO2 Emissions
190 g/km (WLTP)
Practical Convenience
Porsche 718 Cayman S
Mercedes CLS Coupé 450 EQ Boost
2
Doors
4
2
No. of Seats
5
235 kg
Maximum Payload
645 kg
425 L
Boot Capacity
520 L










No data
Boot Capacity (Seats Down)
No data