The Comparative Analysis :
Mercedes CLS Coupé 250 d 4MATIC 7G-TRONIC PLUS (15 - 17) vs. Porsche 718 Cayman GTS (17 - 18)
€ 59,900
€ 76,100
€ 59,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 76,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes CLS Coupé 250 d is significantly bigger in every dimension. It's 21.4 inches longer, 3.1 inches wider and 5.2 inches taller than the Porsche 718 Cayman GTS.
Mercedes CLS Coupé 250 d
Porsche 718 Cayman GTS
55.8
74.1
81.7
50.6
70.9
78.5
74.1 in
Width
70.9 in
81.7 in
Width Incl. Mirrors
78.5 in
55.8 in
Height
50.6 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 250 d
Porsche 718 Cayman GTS
4134 lb
Curb Weight
3197 lb
5203 lb
Gross Vehicle
Weight
Weight
3693 lb
Weight Difference:
937 lb
22.67 %
General
Mercedes CLS Coupé 250 d
Porsche 718 Cayman GTS
C218
Generation
982C
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
7-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes CLS Coupé 250 d
Porsche 718 Cayman GTS
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
4-cylinder boxer gasoline engine with turbocharger
Mercedes-Benz OM 651
Engine Series
OM 651.924
Engine Code
4
Valves
4
4
Cylinders
4
2.1 L / 103 cu in
Displacement
2.5 L / 122 cu in
201 hp
at 3800 rpm
Power
360 hp
at 6500 rpm
Mercedes CLS Coupé 250 d
201 hp
360 hp
Porsche 718 Cayman GTS
369 lb‑ft
at 1600 rpm
Max. Torque
310 lb‑ft
at 1900 rpm
Mercedes CLS Coupé 250 d
369 lb‑ft
310 lb‑ft
Porsche 718 Cayman GTS
Performance
Mercedes CLS Coupé 250 d
Porsche 718 Cayman GTS
147 mph
Maximum Speed
180 mph
7.9 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph
62
mph
mph
361 ft
0.000 sec
Mercedes CLS Coupé 250 d
62 mph
62
mph
mph
210 ft
0.000 sec
Porsche 718 Cayman GTS
▶ REPLAY
20.57 lb/hp
Weight-to-Power Ratio
8.88 lb/hp
Mercedes CLS Coupé 250 d
20.57 lb/hp
8.88 lb/hp
Porsche 718 Cayman GTS
Fuel Economy / Emissions
Mercedes CLS Coupé 250 d
Porsche 718 Cayman GTS
Fuel Economy
44 mpg
combined
26 mpg
Mercedes CLS Coupé 250 d
44 mpg
26 mpg
Porsche 718 Cayman GTS
37 mpg
city
19 mpg
51 mpg
highway
34 mpg
15.6 gal
Fuel Tank Capacity
16.9 gal
692 mi
Range
442 mi
Mercedes CLS Coupé 250 d
692 mi
442 mi
Porsche 718 Cayman GTS
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).
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).
170.4 kWh
Mercedes CLS Coupé 250 d
109.1 kWh
170.4 kWh
Porsche 718 Cayman GTS
Euro 6b (NEFZ)
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
224 g/mi (NEFZ)
CO2 Emissions
330 g/mi (NEFZ)
Practical Convenience
Mercedes CLS Coupé 250 d
Porsche 718 Cayman GTS
4
Doors
2
4
No. of Seats
2
1069 lb
Maximum Payload
496 lb
13.5 cu ft
Trunk Volume
12 cu ft
No data
Cargo Volume (Seats Down)
No data
