The Comparative Analysis :
Mercedes CLS Coupé 350 d 4MATIC 9G-TRONIC (15 - 17) vs. Porsche Cayman (06 - 09)
€ 64,900
€ 48,900
€ 64,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 48,900
ⓘ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 23.5 inches longer, 3.1 inches wider and 4.4 inches taller than the Porsche Cayman.
Mercedes CLS Coupé 350 d
Porsche Cayman
55.8
74.1
81.7
51.4
70.9
77.9
74.1 in
Width
70.9 in
81.7 in
Width Incl. Mirrors
77.9 in
55.8 in
Height
51.4 in
113.1
194.4
95.1
170.9
194.4 in
Length
170.9 in
113.1 in
Wheelbase
95.1 in
Vehicle Weight
Mercedes CLS Coupé 350 d
Porsche Cayman
4178 lb
Curb Weight
3031 lb
5247 lb
Gross Vehicle
Weight
Weight
3571 lb
Weight Difference:
1146 lb
27.43 %
General
Mercedes CLS Coupé 350 d
Porsche Cayman
C218
Generation
987C
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
9-speed automatic transmission
Transmission
5-speed manual transmission
Engine
Mercedes CLS Coupé 350 d
Porsche Cayman
V6 diesel engine with turbocharger
Engine Type
6-cylinder boxer gasoline engine (naturally aspirated engine)
Mercedes-Benz OM 642
Engine Series
OM 642.858
Engine Code
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
2.7 L / 132 cu in
254 hp
at 3400 rpm
Power
242 hp
at 6500 rpm
Mercedes CLS Coupé 350 d
254 hp
242 hp
Porsche Cayman
457 lb‑ft
at 1600 rpm
Max. Torque
201 lb‑ft
at 4600 rpm
Mercedes CLS Coupé 350 d
457 lb‑ft
201 lb‑ft
Porsche Cayman
Performance
Mercedes CLS Coupé 350 d
Porsche Cayman
155 mph
Maximum Speed
160 mph
6.4 sec
Acceleration 0 to 62 mph
6.1 sec
62 mph
62
mph
mph
292 ft
0.000 sec
Mercedes CLS Coupé 350 d
62 mph
62
mph
mph
279 ft
0.000 sec
Porsche Cayman
▶ REPLAY
16.45 lb/hp
Weight-to-Power Ratio
12.52 lb/hp
Mercedes CLS Coupé 350 d
16.45 lb/hp
12.52 lb/hp
Porsche Cayman
Fuel Economy / Emissions
Mercedes CLS Coupé 350 d
Porsche Cayman
Fuel Economy
40 mpg
combined
25 mpg
Mercedes CLS Coupé 350 d
40 mpg
25 mpg
Porsche Cayman
33 mpg
city
17 mpg
44 mpg
highway
35 mpg
15.6 gal
Fuel Tank Capacity
16.9 gal
621 mi
Range
428 mi
Mercedes CLS Coupé 350 d
621 mi
428 mi
Porsche Cayman
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).
176.2 kWh
Mercedes CLS Coupé 350 d
121.3 kWh
176.2 kWh
Porsche Cayman
Euro 6b (NEFZ)
Emission Standard
Euro 4
256 g/mi (NEFZ)
CO2 Emissions
357 g/mi (NEFZ)
Practical Convenience
Mercedes CLS Coupé 350 d
Porsche Cayman
4
Doors
2
4
No. of Seats
2
1069 lb
Maximum Payload
540 lb
13.5 cu ft
Trunk Volume
11.6 cu ft
No data
Cargo Volume (Seats Down)
No data
