The Comparative Analysis :
Mercedes E 300 d Coupé 9G-TRONIC (18 - ..) vs. Porsche 718 Cayman GTS (17 - 18)
€ 54,300
€ 76,100
€ 54,300
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 E 300 d Coupé is significantly bigger in every dimension. It's 17 inches longer, 2.3 inches wider and 5.7 inches taller than the Porsche 718 Cayman GTS.
Mercedes E 300 d Coupé
Porsche 718 Cayman GTS
56.3
73.2
80.9
50.6
70.9
78.5
73.2 in
Width
70.9 in
80.9 in
Width Incl. Mirrors
78.5 in
56.3 in
Height
50.6 in
113.1
190
97.4
173
190 in
Length
173 in
113.1 in
Wheelbase
97.4 in
Vehicle Weight
Mercedes E 300 d Coupé
Porsche 718 Cayman GTS
3869 lb
Curb Weight
3197 lb
5159 lb
Gross Vehicle
Weight
Weight
3693 lb
Weight Difference:
672 lb
17.37 %
General
Mercedes E 300 d Coupé
Porsche 718 Cayman GTS
C238
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 E 300 d Coupé
Porsche 718 Cayman GTS
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
4-cylinder boxer gasoline engine with turbocharger
Mercedes-Benz OM 654
Engine Series
OM 654.920
Engine Code
4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2.5 L / 122 cu in
242 hp
at 3800 rpm
Power
360 hp
at 6500 rpm
Mercedes E 300 d Coupé
242 hp
360 hp
Porsche 718 Cayman GTS
369 lb‑ft
at 1600 rpm
Max. Torque
310 lb‑ft
at 1900 rpm
Mercedes E 300 d Coupé
369 lb‑ft
310 lb‑ft
Porsche 718 Cayman GTS
Performance
Mercedes E 300 d Coupé
Porsche 718 Cayman GTS
155 mph
Maximum Speed
180 mph
6.3 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph
62
mph
mph
289 ft
0.000 sec
Mercedes E 300 d Coupé
62 mph
62
mph
mph
210 ft
0.000 sec
Porsche 718 Cayman GTS
▶ REPLAY
15.99 lb/hp
Weight-to-Power Ratio
8.88 lb/hp
Mercedes E 300 d Coupé
15.99 lb/hp
8.88 lb/hp
Porsche 718 Cayman GTS
Fuel Economy / Emissions
Mercedes E 300 d Coupé
Porsche 718 Cayman GTS
Fuel Economy
47 mpg
combined
26 mpg
Mercedes E 300 d Coupé
47 mpg
26 mpg
Porsche 718 Cayman GTS
36 mpg
city
19 mpg
57 mpg
highway
34 mpg
13.2 gal
Fuel Tank Capacity
16.9 gal
621 mi
Range
442 mi
Mercedes E 300 d Coupé
621 mi
442 mi
Porsche 718 Cayman GTS
Environmental Impact
102.8 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 E 300 d Coupé
102.8 kWh
170.4 kWh
Porsche 718 Cayman GTS
Euro 6d-TEMP
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
246 g/mi (WLTP)
CO2 Emissions
330 g/mi (NEFZ)
Practical Convenience
Mercedes E 300 d Coupé
Porsche 718 Cayman GTS
3
Doors
2
4
No. of Seats
2
1290 lb
Maximum Payload
496 lb
12 cu ft
Trunk Volume
12 cu ft
No data
Cargo Volume (Seats Down)
No data
