The Comparative Analysis :
Mercedes CLS Coupé 350 d 4MATIC 9G-TRONIC (18 - ..) vs. Porsche Cayman R (11 - 12)
€ 68,100

€ 69,800

€ 68,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 69,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes CLS Coupé 350 d is significantly bigger in every dimension. It's 64.1 cm longer, 8.9 cm wider and 14.9 cm taller than the Porsche Cayman R.
Mercedes CLS Coupé 350 d
Porsche Cayman R
1435
1890
2069
1286
1801
1978
1890 mm
Width
1801 mm
2069 mm
Width Incl. Mirrors
1978 mm
1435 mm
Height
1286 mm
2939
4988
2415
4347
4988 mm
Length
4347 mm
2939 mm
Wheelbase
2415 mm
Vehicle Weight
Mercedes CLS Coupé 350 d
Porsche Cayman R
1935 kg
Kerb Weight
1370 kg
2545 kg
Gross Vehicle
Weight
Weight
1620 kg

Weight Difference:
565 kg
29.2 %

General
Mercedes CLS Coupé 350 d
Porsche Cayman R
C257
Generation
987C
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Rear-wheel drive

9-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes CLS Coupé 350 d
Porsche Cayman R
Straight-six diesel engine with turbocharger
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
Mercedes-Benz OM 656
Engine Series
OM 656.929
Engine Code

4
Valves
4
6
Cylinders
6
2925 CC
Engine Capacity
3436 CC
282 bhp
at 3400 rpm
Power
325 bhp
at 7400 rpm
Mercedes CLS Coupé 350 d
282 bhp
325 bhp
Porsche Cayman R
600 NM
at 1200 rpm
Max. Torque
370 NM
at 4750 rpm
Mercedes CLS Coupé 350 d
600 NM
370 NM
Porsche Cayman R
Performance
Mercedes CLS Coupé 350 d
Porsche Cayman R
155 mph
Maximum Speed
175 mph
5.7 sec
Acceleration 0 to 62 mph
5 sec
62 mph
62
mph
mph
79 m
0.000 sec

Mercedes CLS Coupé 350 d
62 mph
62
mph
mph
69 m
0.000 sec

Porsche Cayman R
▶ REPLAY
6.86 kg/bhp
Weight-to-Power Ratio
4.22 kg/bhp
Mercedes CLS Coupé 350 d
6.86 kg/bhp
4.22 kg/bhp
Porsche Cayman R
Fuel Economy / Emissions
Mercedes CLS Coupé 350 d
Porsche Cayman R
Fuel Economy
48 mpg
combined
29 mpg
Mercedes CLS Coupé 350 d
48 mpg
29 mpg
Porsche Cayman R
41 mpg
city
20 mpg
53 mpg
motorway
40 mpg
50 L
Fuel Tank Capacity
54 L
526 mi
Range
346 mi
Mercedes CLS Coupé 350 d
526 mi
346 mi
Porsche Cayman R
Environmental Impact
121.3 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).
183.8 kWh
Mercedes CLS Coupé 350 d
121.3 kWh
183.8 kWh
Porsche Cayman R
Euro 6d-TEMP
Emission Standard
Euro 5
181 g/km (WLTP)
CO2 Emissions
228 g/km (NEFZ)
Practical Convenience
Mercedes CLS Coupé 350 d
Porsche Cayman R
4
Doors
2
5
No. of Seats
2
610 kg
Maximum Payload
250 kg
520 L
Boot Capacity
410 L









No data
Boot Capacity (Seats Down)
No data