The Comparative Analysis :
Mercedes CLS Coupé 350 BlueTEC 9G-TRONIC (14 - 15) vs. Porsche 718 Cayman GTS 4.0 (20 - ..)
€ 61,900
€ 81,900
€ 61,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 81,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes CLS Coupé 350 BlueTEC is significantly bigger in every dimension. It's 21.4 inches longer, 3.1 inches wider and 5.6 inches taller than the Porsche 718 Cayman GTS 4.0.
Mercedes CLS Coupé 350 BlueTEC
Porsche 718 Cayman GTS 4.0
55.8
74.1
81.7
50.2
70.9
78.5
74.1 in
Width
70.9 in
81.7 in
Width Incl. Mirrors
78.5 in
55.8 in
Height
50.2 in
113.1
194.4
97.4
173
194.4 in
Length
173 in
113.1 in
Wheelbase
97.4 in
Vehicle Weight
Mercedes CLS Coupé 350 BlueTEC
Porsche 718 Cayman GTS 4.0
4068 lb
Curb Weight
3263 lb
5137 lb
Gross Vehicle
Weight
Weight
3748 lb
Weight Difference:
805 lb
19.79 %
General
Mercedes CLS Coupé 350 BlueTEC
Porsche 718 Cayman GTS 4.0
C218
Generation
982C
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 350 BlueTEC
Porsche 718 Cayman GTS 4.0
V6 diesel engine with turbocharger
Engine Type
6-cylinder boxer gasoline engine with turbocharger
Mercedes-Benz OM 642
Engine Series
OM 642.852
Engine Code
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
4 L / 196 cu in
254 hp
at 3600 rpm
Power
395 hp
at 7000 rpm
Mercedes CLS Coupé 350 BlueTEC
254 hp
395 hp
Porsche 718 Cayman GTS 4.0
457 lb‑ft
at 1600 rpm
Max. Torque
310 lb‑ft
at 5000 rpm
Mercedes CLS Coupé 350 BlueTEC
457 lb‑ft
310 lb‑ft
Porsche 718 Cayman GTS 4.0
Performance
Mercedes CLS Coupé 350 BlueTEC
Porsche 718 Cayman GTS 4.0
155 mph
Maximum Speed
182 mph
6.5 sec
Acceleration 0 to 62 mph
4.5 sec
62 mph
62
mph
mph
295 ft
0.000 sec
Mercedes CLS Coupé 350 BlueTEC
62 mph
62
mph
mph
207 ft
0.000 sec
Porsche 718 Cayman GTS 4.0
▶ REPLAY
16.02 lb/hp
Weight-to-Power Ratio
8.26 lb/hp
Mercedes CLS Coupé 350 BlueTEC
16.02 lb/hp
8.26 lb/hp
Porsche 718 Cayman GTS 4.0
Fuel Economy / Emissions
Mercedes CLS Coupé 350 BlueTEC
Porsche 718 Cayman GTS 4.0
Fuel Economy
44 mpg
combined
22 mpg
Mercedes CLS Coupé 350 BlueTEC
44 mpg
22 mpg
Porsche 718 Cayman GTS 4.0
37 mpg
city
15 mpg
49 mpg
highway
29 mpg
15.6 gal
Fuel Tank Capacity
16.9 gal
679 mi
Range
368 mi
Mercedes CLS Coupé 350 BlueTEC
679 mi
368 mi
Porsche 718 Cayman GTS 4.0
Environmental Impact
111 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).
204.5 kWh
Mercedes CLS Coupé 350 BlueTEC
111 kWh
204.5 kWh
Porsche 718 Cayman GTS 4.0
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP) 36CH, 36CI, 36DG
225 g/mi (NEFZ)
CO2 Emissions
398 g/mi (WLTP)
Practical Convenience
Mercedes CLS Coupé 350 BlueTEC
Porsche 718 Cayman GTS 4.0
4
Doors
2
4
No. of Seats
2
1069 lb
Maximum Payload
485 lb
13.5 cu ft
Trunk Volume
11.9 cu ft
No data
Cargo Volume (Seats Down)
No data
