The Comparative Analysis :
Mercedes E 250 d Coupé 9G-TRONIC (15 - 16) vs. Porsche Cayman GT4 (15 - 16)
€ 51,000

€ 85,800

€ 51,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 85,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Mercedes E 250 d Coupé is 10.4 inches longer, 1.2 inches narrower and 5.2 inches taller than the Porsche Cayman GT4.
Mercedes E 250 d Coupé
Porsche Cayman GT4
55
70.3
79.4
49.8
71.5
77.9
70.3 in
Width
71.5 in
79.4 in
Width Incl. Mirrors
77.9 in
55 in
Height
49.8 in
108.7
185.2
97.8
174.7
185.2 in
Length
174.7 in
108.7 in
Wheelbase
97.8 in
Vehicle Weight
Mercedes E 250 d Coupé
Porsche Cayman GT4
3825 lb
Curb Weight
3120 lb
4861 lb
Gross Vehicle
Weight
Weight
3616 lb

Weight Difference:
705 lb
18.43 %

General
Mercedes E 250 d Coupé
Porsche Cayman GT4
C207
Generation
981C
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 250 d Coupé
Porsche Cayman GT4
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer gasoline engine (naturally aspirated engine)
Mercedes-Benz OM 651
Engine Series
OM 651.911
Engine Code

4
Valves
4
4
Cylinders
6
2.1 L / 103 cu in
Displacement
3.8 L / 186 cu in
201 hp
at 3800 rpm
Power
380 hp
at 7400 rpm
Mercedes E 250 d Coupé
201 hp
380 hp
Porsche Cayman GT4
369 lb‑ft
at 1600 rpm
Max. Torque
310 lb‑ft
at 4750 rpm
Mercedes E 250 d Coupé
369 lb‑ft
310 lb‑ft
Porsche Cayman GT4
Performance
Mercedes E 250 d Coupé
Porsche Cayman GT4
155 mph
Maximum Speed
183 mph
7.3 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph
62
mph
mph
331 ft
0.000 sec

Mercedes E 250 d Coupé
62 mph
62
mph
mph
200 ft
0.000 sec

Porsche Cayman GT4
▶ REPLAY
19.03 lb/hp
Weight-to-Power Ratio
8.21 lb/hp
Mercedes E 250 d Coupé
19.03 lb/hp
8.21 lb/hp
Porsche Cayman GT4
Fuel Economy / Emissions
Mercedes E 250 d Coupé
Porsche Cayman GT4
Fuel Economy
56 mpg
combined
23 mpg
Mercedes E 250 d Coupé
56 mpg
23 mpg
Porsche Cayman GT4
45 mpg
city
16 mpg
65 mpg
highway
30 mpg
17.4 gal
Fuel Tank Capacity
14.3 gal
976 mi
Range
326 mi
Mercedes E 250 d Coupé
976 mi
326 mi
Porsche Cayman GT4
Environmental Impact
86.4 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).
195.2 kWh
Mercedes E 250 d Coupé
86.4 kWh
195.2 kWh
Porsche Cayman GT4
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
175 g/mi (NEFZ)
CO2 Emissions
383 g/mi (NEFZ)
Practical Convenience
Mercedes E 250 d Coupé
Porsche Cayman GT4
3
Doors
2
4
No. of Seats
2
1036 lb
Maximum Payload
496 lb
12.7 cu ft
Trunk Volume
12 cu ft









No data
Cargo Volume (Seats Down)
No data