The Comparative Analysis :
Mercedes CLS Coupé 63 AMG S 4MATIC SPEEDSHIFT MCT (14 - 17) vs. Porsche Cayman S (13 - 16)
€ 131,800

€ 64,100

€ 131,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 64,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes CLS Coupé 63 AMG S is significantly bigger in every dimension. It's 58.7 cm longer, 8 cm wider and 13.6 cm taller than the Porsche Cayman S.
Mercedes CLS Coupé 63 AMG S
Porsche Cayman S
1431
1881
2075
1295
1801
1978
1881 mm
Width
1801 mm
2075 mm
Width Incl. Mirrors
1978 mm
1431 mm
Height
1295 mm
2874
4967
2475
4380
4967 mm
Length
4380 mm
2874 mm
Wheelbase
2475 mm
Vehicle Weight
Mercedes CLS Coupé 63 AMG S
Porsche Cayman S
1945 kg
Kerb Weight
1395 kg
2415 kg
Gross Vehicle
Weight
Weight
1665 kg

Weight Difference:
550 kg
28.28 %

General
Mercedes CLS Coupé 63 AMG S
Porsche Cayman S
C218
Generation
981C
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
6-speed manual transmission
Engine
Mercedes CLS Coupé 63 AMG S
Porsche Cayman S
V8 petrol engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
Mercedes-Benz M 157
Engine Series
M 157.981
Engine Code

4
Valves
4
8
Cylinders
6
5461 CC
Engine Capacity
3436 CC
577 bhp
at 5500 rpm
Power
321 bhp
at 7400 rpm
Mercedes CLS Coupé 63 AMG S
577 bhp
321 bhp
Porsche Cayman S
800 NM
at 2000 rpm
Max. Torque
370 NM
at 4500 rpm
Mercedes CLS Coupé 63 AMG S
800 NM
370 NM
Porsche Cayman S
Performance
Mercedes CLS Coupé 63 AMG S
Porsche Cayman S
155 mph
Maximum Speed
176 mph
3.6 sec
Acceleration 0 to 62 mph
5 sec
62 mph
62
mph
mph
50 m
0.000 sec

Mercedes CLS Coupé 63 AMG S
62 mph
62
mph
mph
69 m
0.000 sec

Porsche Cayman S
▶ REPLAY
3.37 kg/bhp
Weight-to-Power Ratio
4.35 kg/bhp
Mercedes CLS Coupé 63 AMG S
3.37 kg/bhp
4.35 kg/bhp
Porsche Cayman S
Fuel Economy / Emissions
Mercedes CLS Coupé 63 AMG S
Porsche Cayman S
Fuel Economy
27 mpg
combined
32 mpg
Mercedes CLS Coupé 63 AMG S
27 mpg
32 mpg
Porsche Cayman S
20 mpg
city
23 mpg
35 mpg
motorway
41 mpg
66 L
Fuel Tank Capacity
64 L
398 mi
Range
452 mi
Mercedes CLS Coupé 63 AMG S
398 mi
452 mi
Porsche 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).
166.7 kWh
Mercedes CLS Coupé 63 AMG S
195.2 kWh
166.7 kWh
Porsche Cayman S
Euro 6b (NEFZ)
Emission Standard
Euro 5 / Euro 6
239 g/km (NEFZ)
CO2 Emissions
206 g/km (NEFZ)
Practical Convenience
Mercedes CLS Coupé 63 AMG S
Porsche Cayman S
4
Doors
2
4
No. of Seats
2
470 kg
Maximum Payload
270 kg
520 L
Boot Capacity
334 L









No data
Boot Capacity (Seats Down)
No data