The Comparative Analysis :
Porsche 718 Cayman S PDK (16 - 18) vs. Mercedes CLS Coupé 350 BlueTEC 4MATIC 7G-TRONIC PLUS (13 - 14)
€ 68,000
€ 67,900
€ 68,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 67,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 718 Cayman S is significantly smaller in every dimension. It's 22.1 inches shorter, 3.1 inches narrower and 4.8 inches lower than the Mercedes CLS Coupé 350 BlueTEC.
Porsche 718 Cayman S
Mercedes CLS Coupé 350 BlueTEC
51
70.9
78.5
55.7
74.1
81.7
70.9 in
Width
74.1 in
78.5 in
Width Incl. Mirrors
81.7 in
51 in
Height
55.7 in
97.4
172.4
113.1
194.5
172.4 in
Length
194.5 in
97.4 in
Wheelbase
113.1 in
Vehicle Weight
Porsche 718 Cayman S
Mercedes CLS Coupé 350 BlueTEC
3219 lb
Curb Weight
4266 lb
3737 lb
Gross Vehicle
Weight
Weight
5335 lb
Weight Difference:
1047 lb
24.54 %
General
Porsche 718 Cayman S
Mercedes CLS Coupé 350 BlueTEC
982C
Generation
C218
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
7-speed dual clutch transmission
Transmission
7-speed automatic transmission
Engine
Porsche 718 Cayman S
Mercedes CLS Coupé 350 BlueTEC
4-cylinder boxer gasoline engine with turbocharger
Engine Type
V6 diesel engine with turbocharger
Engine Series
Mercedes-Benz OM 642
Engine Code
OM 642.858
4
Valves
4
4
Cylinders
6
2.5 L / 122 cu in
Displacement
3 L / 147 cu in
345 hp
at 6500 rpm
Power
249 hp
at 3600 rpm
Porsche 718 Cayman S
345 hp
249 hp
Mercedes CLS Coupé 350 BlueTEC
310 lb‑ft
at 1900 rpm
Max. Torque
457 lb‑ft
at 1600 rpm
Porsche 718 Cayman S
310 lb‑ft
457 lb‑ft
Mercedes CLS Coupé 350 BlueTEC
Performance
Porsche 718 Cayman S
Mercedes CLS Coupé 350 BlueTEC
177 mph
Maximum Speed
155 mph
4.4 sec
Acceleration 0 to 62 mph
6.7 sec
62 mph
62
mph
mph
200 ft
0.000 sec
Porsche 718 Cayman S
62 mph
62
mph
mph
305 ft
0.000 sec
Mercedes CLS Coupé 350 BlueTEC
▶ REPLAY
9.33 lb/hp
Weight-to-Power Ratio
17.13 lb/hp
Porsche 718 Cayman S
9.33 lb/hp
17.13 lb/hp
Mercedes CLS Coupé 350 BlueTEC
Fuel Economy / Emissions
Porsche 718 Cayman S
Mercedes CLS Coupé 350 BlueTEC
Fuel Economy
32 mpg
combined
39 mpg
Porsche 718 Cayman S
32 mpg
39 mpg
Mercedes CLS Coupé 350 BlueTEC
25 mpg
city
32 mpg
39 mpg
highway
44 mpg
16.9 gal
Fuel Tank Capacity
15.6 gal
545 mi
Range
601 mi
Porsche 718 Cayman S
545 mi
601 mi
Mercedes CLS Coupé 350 BlueTEC
Environmental Impact
138.2 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).
125.5 kWh
Porsche 718 Cayman S
138.2 kWh
125.5 kWh
Mercedes CLS Coupé 350 BlueTEC
Euro 6c (NEFZ) 36ZA-ZF
Emission Standard
Euro 6b (NEFZ)
269 g/mi (NEFZ)
CO2 Emissions
257 g/mi (NEFZ)
Practical Convenience
Porsche 718 Cayman S
Mercedes CLS Coupé 350 BlueTEC
2
Doors
4
2
No. of Seats
4
518 lb
Maximum Payload
1069 lb
12 cu ft
Trunk Volume
14.7 cu ft
No data
Cargo Volume (Seats Down)
No data
