The Comparative Analysis :

Mercedes CLS Coupé 250 BlueTEC 4MATIC 7G-TRONIC PLUS (14 - 15) vs. Porsche Cayman PDK (09 - 12)

€ 59,600
Mercedes CLS Coupé 250 BlueTEC 4MATIC 7G-TRONIC PLUS (14 - 15) Mercedes CLS Coupé 250 BlueTEC
€ 53,700
 Porsche Cayman PDK (09 - 12) Porsche Cayman
€ 59,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 53,700

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The Mercedes CLS Coupé 250 BlueTEC is significantly bigger in every dimension. It's 23.2 inches longer, 3.1 inches wider and 4.5 inches taller than the Porsche Cayman.
Mercedes CLS Coupé 250 BlueTEC
Porsche Cayman
55.8
Blueprint Mercedes CLS Coupé 250 BlueTEC 4MATIC 7G-TRONIC PLUS (14 - 15)
74.1
81.7
51.3
Blueprint Porsche Cayman PDK (09 - 12)
70.9
77.9
74.1 in
Width
70.9 in
81.7 in
Width Incl. Mirrors
77.9 in
55.8 in
Height
51.3 in
Blueprint Mercedes CLS Coupé 250 BlueTEC 4MATIC 7G-TRONIC PLUS (14 - 15)
113.1
194.4
Blueprint Porsche Cayman PDK (09 - 12)
95.1
171.1
194.4 in
Length
171.1 in
113.1 in
Wheelbase
95.1 in

Vehicle Weight

Mercedes CLS Coupé 250 BlueTEC
Porsche Cayman
4134 lb
Curb Weight
3164 lb
5203 lb
Gross Vehicle
Weight
3682 lb
Mercedes CLS Coupé 250 BlueTEC 4MATIC 7G-TRONIC PLUS (14 - 15)
Weight Difference:
970 lb
23.47 %
Porsche Cayman PDK (09 - 12)

General

Mercedes CLS Coupé 250 BlueTEC
Porsche Cayman
C218
Generation
987C
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
7-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

Mercedes CLS Coupé 250 BlueTEC
Porsche Cayman
Straight-four diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
6-cylinder boxer gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Mercedes-Benz OM 651
Engine Series
OM 651.924
Engine Code
4
Valves
4
4
Cylinders
6
2.1 L / 103 cu in
Displacement
2.9 L / 142 cu in
201 hp
at 3800 rpm
Power
261 hp
at 7200 rpm
Mercedes CLS Coupé 250 BlueTEC
201 hp
261 hp
Porsche Cayman
369 lb‑ft
at 1600 rpm
Max. Torque
221 lb‑ft
at 4400 rpm
Mercedes CLS Coupé 250 BlueTEC
369 lb‑ft
221 lb‑ft
Porsche Cayman

Performance

Mercedes CLS Coupé 250 BlueTEC
Porsche Cayman
147 mph
Maximum Speed
163 mph
7.9 sec
Acceleration 0 to 62 mph
5.7 sec
62 mph 62
mph

361 ft
0.000 sec

Mercedes CLS Coupé 250 BlueTEC

62 mph 62
mph

259 ft
0.000 sec

Porsche Cayman

▶ REPLAY
20.57 lb/hp
Weight-to-Power Ratio
12.12 lb/hp
Mercedes CLS Coupé 250 BlueTEC
20.57 lb/hp
12.12 lb/hp
Porsche Cayman

Fuel Economy / Emissions

Mercedes CLS Coupé 250 BlueTEC
Porsche Cayman
Fuel Economy
44 mpg
combined
26 mpg
Mercedes CLS Coupé 250 BlueTEC
44 mpg
26 mpg
Porsche Cayman
37 mpg
city
17 mpg
51 mpg
highway
36 mpg
Kraftstoffanzeige
15.6 gal
Fuel Tank Capacity
17.2 gal
Kraftstoffanzeige
692 mi
Range
444 mi
Mercedes CLS Coupé 250 BlueTEC
692 mi
444 mi
Porsche Cayman
Environmental Impact
109.1 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).
172.4 kWh
Mercedes CLS Coupé 250 BlueTEC
109.1 kWh
172.4 kWh
Porsche Cayman
Euro 6b (NEFZ)
Emission Standard
Euro 5
225 g/mi (NEFZ)
CO2 Emissions
344 g/mi (NEFZ)

Practical Convenience

Mercedes CLS Coupé 250 BlueTEC
Porsche Cayman
4
Doors
2
4
No. of Seats
2
1069 lb
Maximum Payload
518 lb
13.5 cu ft
Trunk Volume
11.6 cu ft
No data
Cargo Volume (Seats Down)
No data