The Comparative Analysis :
Mercedes CLS Coupé 350 d 4MATIC 9G-TRONIC (15 - 17) vs. Porsche 718 Cayman PDK (16 - 18)
€ 64,900
€ 55,500
€ 64,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 55,500
ⓘ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 22 inches longer, 3.1 inches wider and 4.8 inches taller than the Porsche 718 Cayman.
Mercedes CLS Coupé 350 d
Porsche 718 Cayman
55.8
74.1
81.7
51
70.9
78.5
74.1 in
Width
70.9 in
81.7 in
Width Incl. Mirrors
78.5 in
55.8 in
Height
51 in
113.1
194.4
97.4
172.4
194.4 in
Length
172.4 in
113.1 in
Wheelbase
97.4 in
Vehicle Weight
Mercedes CLS Coupé 350 d
Porsche 718 Cayman
4178 lb
Curb Weight
3175 lb
5247 lb
Gross Vehicle
Weight
Weight
3715 lb
Weight Difference:
1003 lb
24.01 %
General
Mercedes CLS Coupé 350 d
Porsche 718 Cayman
C218
Generation
982C
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
9-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
Mercedes CLS Coupé 350 d
Porsche 718 Cayman
V6 diesel engine with turbocharger
Engine Type
4-cylinder boxer gasoline engine with turbocharger
Mercedes-Benz OM 642
Engine Series
OM 642.858
Engine Code
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
254 hp
at 3400 rpm
Power
296 hp
at 6500 rpm
Mercedes CLS Coupé 350 d
254 hp
296 hp
Porsche 718 Cayman
457 lb‑ft
at 1600 rpm
Max. Torque
280 lb‑ft
at 1950 rpm
Mercedes CLS Coupé 350 d
457 lb‑ft
280 lb‑ft
Porsche 718 Cayman
Performance
Mercedes CLS Coupé 350 d
Porsche 718 Cayman
155 mph
Maximum Speed
171 mph
6.4 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
292 ft
0.000 sec
Mercedes CLS Coupé 350 d
62 mph
62
mph
mph
223 ft
0.000 sec
Porsche 718 Cayman
▶ REPLAY
16.45 lb/hp
Weight-to-Power Ratio
10.73 lb/hp
Mercedes CLS Coupé 350 d
16.45 lb/hp
10.73 lb/hp
Porsche 718 Cayman
Fuel Economy / Emissions
Mercedes CLS Coupé 350 d
Porsche 718 Cayman
Fuel Economy
40 mpg
combined
34 mpg
Mercedes CLS Coupé 350 d
40 mpg
34 mpg
Porsche 718 Cayman
33 mpg
city
26 mpg
44 mpg
highway
41 mpg
15.6 gal
Fuel Tank Capacity
14.3 gal
621 mi
Range
487 mi
Mercedes CLS Coupé 350 d
621 mi
487 mi
Porsche 718 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).
130.7 kWh
Mercedes CLS Coupé 350 d
121.3 kWh
130.7 kWh
Porsche 718 Cayman
Euro 6b (NEFZ)
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
256 g/mi (NEFZ)
CO2 Emissions
254 g/mi (NEFZ)
Practical Convenience
Mercedes CLS Coupé 350 d
Porsche 718 Cayman
4
Doors
2
4
No. of Seats
2
1069 lb
Maximum Payload
540 lb
13.5 cu ft
Trunk Volume
12 cu ft
No data
Cargo Volume (Seats Down)
No data
