The Comparative Analysis :
Mercedes E 350 EQ Boost Coupé 9G-TRONIC (17 - 19) vs. Porsche Cayman GT4 (15 - 16)
€ 59,900

€ 85,800

€ 59,900
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 Mercedes E 350 EQ Boost Coupé is significantly bigger in every dimension. It's 38.8 cm longer, 4.3 cm wider and 16.4 cm taller than the Porsche Cayman GT4.
Mercedes E 350 EQ Boost Coupé
Porsche Cayman GT4
1430
1860
2055
1266
1817
1978
1860 mm
Width
1817 mm
2055 mm
Width Incl. Mirrors
1978 mm
1430 mm
Height
1266 mm
2873
4826
2484
4438
4826 mm
Length
4438 mm
2873 mm
Wheelbase
2484 mm
Vehicle Weight
Mercedes E 350 EQ Boost Coupé
Porsche Cayman GT4
1735 kg
Kerb Weight
1415 kg
2250 kg
Gross Vehicle
Weight
Weight
1640 kg

Weight Difference:
320 kg
18.44 %

General
Mercedes E 350 EQ Boost Coupé
Porsche Cayman GT4
C238
Generation
981C
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

9-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes E 350 EQ Boost Coupé
Porsche Cayman GT4
4-cylinder mild hybrid petrol engine with turbocharger
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
Mercedes-Benz M 264
Engine Series
M 264.920
Engine Code

4
Valves
4
4
Cylinders
6
1991 CC
Engine Capacity
3800 CC
309 bhp
at 5500 rpm
Power
380 bhp
at 7400 rpm
Mercedes E 350 EQ Boost Coupé
309 bhp
380 bhp
Porsche Cayman GT4
400 NM
at 3000 rpm
Max. Torque
420 NM
at 4750 rpm
Mercedes E 350 EQ Boost Coupé
400 NM
420 NM
Porsche Cayman GT4
Performance
Mercedes E 350 EQ Boost Coupé
Porsche Cayman GT4
155 mph
Maximum Speed
183 mph
5.9 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph
62
mph
mph
82 m
0.000 sec

Mercedes E 350 EQ Boost Coupé
62 mph
62
mph
mph
61 m
0.000 sec

Porsche Cayman GT4
▶ REPLAY
5.61 kg/bhp
Weight-to-Power Ratio
3.72 kg/bhp
Mercedes E 350 EQ Boost Coupé
5.61 kg/bhp
3.72 kg/bhp
Porsche Cayman GT4
Fuel Economy / Emissions
Mercedes E 350 EQ Boost Coupé
Porsche Cayman GT4
Fuel Economy
42 mpg
combined
27 mpg
Mercedes E 350 EQ Boost Coupé
42 mpg
27 mpg
Porsche Cayman GT4
31 mpg
city
19 mpg
52 mpg
motorway
36 mpg
66 L
Fuel Tank Capacity
54 L
603 mi
Range
326 mi
Mercedes E 350 EQ Boost Coupé
603 mi
326 mi
Porsche Cayman GT4
Environmental Impact
128.7 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 350 EQ Boost Coupé
128.7 kWh
195.2 kWh
Porsche Cayman GT4
Euro 6
Emission Standard
Euro 6b (NEFZ)
155 g/km (NEFZ)
CO2 Emissions
238 g/km (NEFZ)
Practical Convenience
Mercedes E 350 EQ Boost Coupé
Porsche Cayman GT4
3
Doors
2
4
No. of Seats
2
515 kg
Maximum Payload
225 kg
425 L
Boot Capacity
425 L










No data
Boot Capacity (Seats Down)
No data