The Comparative Analysis :
Mercedes CLS Coupé 63 AMG 4MATIC SPEEDSHIFT MCT (14 - 17) vs. Porsche 718 Cayman S PDK (16 - 18)
€ 120,800

€ 68,000

€ 120,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 68,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes CLS Coupé 63 AMG is significantly bigger in every dimension. It's 58.8 cm longer, 8 cm wider and 13.6 cm taller than the Porsche 718 Cayman S.
Mercedes CLS Coupé 63 AMG
Porsche 718 Cayman S
1431
1881
2075
1295
1801
1994
1881 mm
Width
1801 mm
2075 mm
Width Incl. Mirrors
1994 mm
1431 mm
Height
1295 mm
2874
4967
2475
4379
4967 mm
Length
4379 mm
2874 mm
Wheelbase
2475 mm
Vehicle Weight
Mercedes CLS Coupé 63 AMG
Porsche 718 Cayman S
1945 kg
Kerb Weight
1460 kg
2415 kg
Gross Vehicle
Weight
Weight
1695 kg

Weight Difference:
485 kg
24.94 %

General
Mercedes CLS Coupé 63 AMG
Porsche 718 Cayman S
C218
Generation
982C
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Rear-wheel drive

7-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
Mercedes CLS Coupé 63 AMG
Porsche 718 Cayman S
V8 petrol engine with two turbochargers (biturbo)
Engine Type
4-cylinder boxer petrol engine with turbocharger
Mercedes-Benz M 157
Engine Series
M 157.981
Engine Code

4
Valves
4
8
Cylinders
4
5461 CC
Engine Capacity
2497 CC
549 bhp
at 5250 rpm
Power
345 bhp
at 6500 rpm
Mercedes CLS Coupé 63 AMG
549 bhp
345 bhp
Porsche 718 Cayman S
720 NM
at 1750 rpm
Max. Torque
420 NM
at 1900 rpm
Mercedes CLS Coupé 63 AMG
720 NM
420 NM
Porsche 718 Cayman S
Performance
Mercedes CLS Coupé 63 AMG
Porsche 718 Cayman S
155 mph
Maximum Speed
177 mph
3.7 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph
62
mph
mph
51 m
0.000 sec

Mercedes CLS Coupé 63 AMG
62 mph
62
mph
mph
61 m
0.000 sec

Porsche 718 Cayman S
▶ REPLAY
3.54 kg/bhp
Weight-to-Power Ratio
4.23 kg/bhp
Mercedes CLS Coupé 63 AMG
3.54 kg/bhp
4.23 kg/bhp
Porsche 718 Cayman S
Fuel Economy / Emissions
Mercedes CLS Coupé 63 AMG
Porsche 718 Cayman S
Fuel Economy
27 mpg
combined
39 mpg
Mercedes CLS Coupé 63 AMG
27 mpg
39 mpg
Porsche 718 Cayman S
20 mpg
city
30 mpg
35 mpg
motorway
47 mpg
66 L
Fuel Tank Capacity
64 L
398 mi
Range
545 mi
Mercedes CLS Coupé 63 AMG
398 mi
545 mi
Porsche 718 Cayman S
Environmental Impact
195.2 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).
138.2 kWh
Mercedes CLS Coupé 63 AMG
195.2 kWh
138.2 kWh
Porsche 718 Cayman S
Euro 6b (NEFZ)
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
239 g/km (NEFZ)
CO2 Emissions
167 g/km (NEFZ)
Practical Convenience
Mercedes CLS Coupé 63 AMG
Porsche 718 Cayman S
4
Doors
2
4
No. of Seats
2
470 kg
Maximum Payload
235 kg
520 L
Boot Capacity
425 L










No data
Boot Capacity (Seats Down)
No data