The Comparative Analysis :

Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..) vs. Porsche Cayman S (13 - 16)

€ 60,600
Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..) Mercedes CLS Coupé 300 d
€ 64,100
 Porsche Cayman S (13 - 16) Porsche Cayman S
€ 60,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 64,100

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

Vehicle Dimensions

The Mercedes CLS Coupé 300 d is significantly bigger in every dimension. It's 23.9 inches longer, 3.5 inches wider and 5.5 inches taller than the Porsche Cayman S.
Mercedes CLS Coupé 300 d
Porsche Cayman S
56.5
Blueprint Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..)
74.4
81.5
51
Blueprint Porsche Cayman S (13 - 16)
70.9
77.9
74.4 in
Width
70.9 in
81.5 in
Width Incl. Mirrors
77.9 in
56.5 in
Height
51 in
Blueprint Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..)
115.7
196.4
Blueprint Porsche Cayman S (13 - 16)
97.4
172.4
196.4 in
Length
172.4 in
115.7 in
Wheelbase
97.4 in

Vehicle Weight

Mercedes CLS Coupé 300 d
Porsche Cayman S
4023 lb
Curb Weight
3075 lb
5390 lb
Gross Vehicle
Weight
3671 lb
Mercedes CLS Coupé 300 d 9G-TRONIC (18 - ..)
Weight Difference:
948 lb
23.56 %
Porsche Cayman S (13 - 16)

General

Mercedes CLS Coupé 300 d
Porsche Cayman S
C257
Generation
981C
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
9-speed automatic transmission
Transmission
6-speed manual transmission

Engine

Mercedes CLS Coupé 300 d
Porsche Cayman S
Straight-four diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
6-cylinder boxer gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Mercedes-Benz OM 654
Engine Series
OM 654.920
Engine Code
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3.4 L / 166 cu in
242 hp
at 4600 rpm
Power
321 hp
at 7400 rpm
Mercedes CLS Coupé 300 d
242 hp
321 hp
Porsche Cayman S
369 lb‑ft
at 1600 rpm
Max. Torque
273 lb‑ft
at 4500 rpm
Mercedes CLS Coupé 300 d
369 lb‑ft
273 lb‑ft
Porsche Cayman S

Performance

Mercedes CLS Coupé 300 d
Porsche Cayman S
155 mph
Maximum Speed
176 mph
6.4 sec
Acceleration 0 to 62 mph
5 sec
62 mph 62
mph

292 ft
0.000 sec

Mercedes CLS Coupé 300 d

62 mph 62
mph

226 ft
0.000 sec

Porsche Cayman S

▶ REPLAY
16.62 lb/hp
Weight-to-Power Ratio
9.58 lb/hp
Mercedes CLS Coupé 300 d
16.62 lb/hp
9.58 lb/hp
Porsche Cayman S

Fuel Economy / Emissions

Mercedes CLS Coupé 300 d
Porsche Cayman S
Fuel Economy
44 mpg
combined
27 mpg
Mercedes CLS Coupé 300 d
44 mpg
27 mpg
Porsche Cayman S
36 mpg
city
19 mpg
52 mpg
highway
34 mpg
Kraftstoffanzeige
13.2 gal
Fuel Tank Capacity
16.9 gal
Kraftstoffanzeige
586 mi
Range
452 mi
Mercedes CLS Coupé 300 d
586 mi
452 mi
Porsche Cayman S
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).
166.7 kWh
Mercedes CLS Coupé 300 d
109.1 kWh
166.7 kWh
Porsche Cayman S
Euro 6d-TEMP
Emission Standard
Euro 5 / Euro 6
254 g/mi (WLTP)
CO2 Emissions
332 g/mi (NEFZ)

Practical Convenience

Mercedes CLS Coupé 300 d
Porsche Cayman S
4
Doors
2
5
No. of Seats
2
1367 lb
Maximum Payload
595 lb
14.7 cu ft
Trunk Volume
9.5 cu ft
No data
Cargo Volume (Seats Down)
No data