The Comparative Analysis :
Porsche Cayman S (09 - 12) vs. Mercedes CLS Coupé 350 d 4MATIC 9G-TRONIC (15 - 17)
€ 62,600
![Porsche Cayman S (09 - 12)](graphbase/cars/cars_big_png/Porsche_Cayman_S_987C-09.png)
€ 64,900
![Mercedes CLS Coupé 350 d 4MATIC 9G-TRONIC (15 - 17)](graphbase/cars/cars_big/Mercedes_CLS_C218.webp)
€ 62,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 64,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche Cayman S is significantly smaller in every dimension. It's 23.2 inches shorter, 3.1 inches narrower and 4.4 inches lower than the Mercedes CLS Coupé 350 d.
Porsche Cayman S
Mercedes CLS Coupé 350 d
51.4
70.9
77.9
55.8
74.1
81.7
70.9 in
Width
74.1 in
77.9 in
Width Incl. Mirrors
81.7 in
51.4 in
Height
55.8 in
95.1
171.1
113.1
194.4
171.1 in
Length
194.4 in
95.1 in
Wheelbase
113.1 in
Vehicle Weight
Porsche Cayman S
Mercedes CLS Coupé 350 d
3142 lb
Curb Weight
4178 lb
3627 lb
Gross Vehicle
Weight
Weight
5247 lb
![Porsche Cayman S (09 - 12)](graphbase/cars/cars_big_png/Porsche_Cayman_S_987C-09.png)
Weight Difference:
1036 lb
24.8 %
![Mercedes CLS Coupé 350 d 4MATIC 9G-TRONIC (15 - 17)](graphbase/cars/cars_big_png/Mercedes_CLS_C218.png)
General
Porsche Cayman S
Mercedes CLS Coupé 350 d
987C
Generation
C218
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Diesel
![](graphbase/drivetrain/RWD.png)
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
![](graphbase/drivetrain/AWD.png)
6-speed manual transmission
Transmission
9-speed automatic transmission
Engine
Porsche Cayman S
Mercedes CLS Coupé 350 d
6-cylinder boxer gasoline engine (naturally aspirated engine)
Engine Type
V6 diesel engine with turbocharger
Engine Series
Mercedes-Benz OM 642
Engine Code
OM 642.858
![](graphbase/engines/Mercedes-Benz_OM_642.png)
4
Valves
4
6
Cylinders
6
3.4 L / 166 cu in
Displacement
3 L / 147 cu in
316 hp
at 7200 rpm
Power
254 hp
at 3400 rpm
Porsche Cayman S
316 hp
254 hp
Mercedes CLS Coupé 350 d
273 lb‑ft
at 4750 rpm
Max. Torque
457 lb‑ft
at 1600 rpm
Porsche Cayman S
273 lb‑ft
457 lb‑ft
Mercedes CLS Coupé 350 d
Performance
Porsche Cayman S
Mercedes CLS Coupé 350 d
172 mph
Maximum Speed
155 mph
5.2 sec
Acceleration 0 to 62 mph
6.4 sec
62 mph
62
mph
mph
236 ft
0.000 sec
![](graphbase/cars/cars_small_png/Porsche_Cayman_S_987C-09.png)
Porsche Cayman S
62 mph
62
mph
mph
292 ft
0.000 sec
![](graphbase/cars/cars_small_png/Mercedes_CLS_C218.png)
Mercedes CLS Coupé 350 d
▶ REPLAY
9.94 lb/hp
Weight-to-Power Ratio
16.45 lb/hp
Porsche Cayman S
9.94 lb/hp
16.45 lb/hp
Mercedes CLS Coupé 350 d
Fuel Economy / Emissions
Porsche Cayman S
Mercedes CLS Coupé 350 d
Fuel Economy
24 mpg
combined
40 mpg
Porsche Cayman S
24 mpg
40 mpg
Mercedes CLS Coupé 350 d
16 mpg
city
33 mpg
33 mpg
highway
44 mpg
17.2 gal
Fuel Tank Capacity
15.6 gal
412 mi
Range
621 mi
Porsche Cayman S
412 mi
621 mi
Mercedes CLS Coupé 350 d
Environmental Impact
185.7 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).
121.3 kWh
Porsche Cayman S
185.7 kWh
121.3 kWh
Mercedes CLS Coupé 350 d
Euro 5
Emission Standard
Euro 6b (NEFZ)
370 g/mi (NEFZ)
CO2 Emissions
256 g/mi (NEFZ)
Practical Convenience
Porsche Cayman S
Mercedes CLS Coupé 350 d
2
Doors
4
2
No. of Seats
4
485 lb
Maximum Payload
1069 lb
11.6 cu ft
Trunk Volume
13.5 cu ft
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KS.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KM.png)
![](graphbase/koffer/KS.png)
No data
Cargo Volume (Seats Down)
No data