The Comparative Analysis :
Porsche Cayman (06 - 09) vs. Mercedes CLS Coupé 500 7G-TRONIC PLUS (11 - 14)
€ 48,900

€ 80,900

€ 48,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 80,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche Cayman is significantly smaller in every dimension. It's 23.6 inches shorter, 3.1 inches narrower and 4.4 inches lower than the Mercedes CLS Coupé 500.
Porsche Cayman
Mercedes CLS Coupé 500
51.4
70.9
77.9
55.7
74.1
81.7
70.9 in
Width
74.1 in
77.9 in
Width Incl. Mirrors
81.7 in
51.4 in
Height
55.7 in
95.1
170.9
113.1
194.5
170.9 in
Length
194.5 in
95.1 in
Wheelbase
113.1 in
Vehicle Weight
Porsche Cayman
Mercedes CLS Coupé 500
3031 lb
Curb Weight
4167 lb
3571 lb
Gross Vehicle
Weight
Weight
5236 lb

Weight Difference:
1135 lb
27.24 %

General
Porsche Cayman
Mercedes CLS Coupé 500
987C
Generation
C218
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

5-speed manual transmission
Transmission
7-speed automatic transmission
Engine
Porsche Cayman
Mercedes CLS Coupé 500
6-cylinder boxer gasoline engine (naturally aspirated engine)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 278
Engine Code
M 278.922

4
Valves
4
6
Cylinders
8
2.7 L / 132 cu in
Displacement
4.7 L / 230 cu in
242 hp
at 6500 rpm
Power
402 hp
at 5000 rpm
Porsche Cayman
242 hp
402 hp
Mercedes CLS Coupé 500
201 lb‑ft
at 4600 rpm
Max. Torque
443 lb‑ft
at 1600 rpm
Porsche Cayman
201 lb‑ft
443 lb‑ft
Mercedes CLS Coupé 500
Performance
Porsche Cayman
Mercedes CLS Coupé 500
160 mph
Maximum Speed
155 mph
6.1 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph
62
mph
mph
279 ft
0.000 sec

Porsche Cayman
62 mph
62
mph
mph
236 ft
0.000 sec

Mercedes CLS Coupé 500
▶ REPLAY
12.52 lb/hp
Weight-to-Power Ratio
10.37 lb/hp
Porsche Cayman
12.52 lb/hp
10.37 lb/hp
Mercedes CLS Coupé 500
Fuel Economy / Emissions
Porsche Cayman
Mercedes CLS Coupé 500
Fuel Economy
25 mpg
combined
26 mpg
Porsche Cayman
25 mpg
26 mpg
Mercedes CLS Coupé 500
17 mpg
city
19 mpg
35 mpg
highway
34 mpg
16.9 gal
Fuel Tank Capacity
21.1 gal
428 mi
Range
552 mi
Porsche Cayman
428 mi
552 mi
Mercedes CLS Coupé 500
Environmental Impact
176.2 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).
170.4 kWh
Porsche Cayman
176.2 kWh
170.4 kWh
Mercedes CLS Coupé 500
Euro 4
Emission Standard
Euro 5
357 g/mi (NEFZ)
CO2 Emissions
336 g/mi (NEFZ)
Practical Convenience
Porsche Cayman
Mercedes CLS Coupé 500
2
Doors
4
2
No. of Seats
4
540 lb
Maximum Payload
1069 lb
11.6 cu ft
Trunk Volume
14.7 cu ft









No data
Cargo Volume (Seats Down)
No data