The Comparative Analysis :
Porsche Cayman R (11 - 12) vs. Mercedes E 350 EQ Boost Coupé 9G-TRONIC (17 - 19)
€ 69,800

€ 59,900

€ 69,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 59,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche Cayman R is significantly smaller in every dimension. It's 18.9 inches shorter, 2.3 inches narrower and 5.7 inches lower than the Mercedes E 350 EQ Boost Coupé.
Porsche Cayman R
Mercedes E 350 EQ Boost Coupé
50.6
70.9
77.9
56.3
73.2
80.9
70.9 in
Width
73.2 in
77.9 in
Width Incl. Mirrors
80.9 in
50.6 in
Height
56.3 in
95.1
171.1
113.1
190
171.1 in
Length
190 in
95.1 in
Wheelbase
113.1 in
Vehicle Weight
Porsche Cayman R
Mercedes E 350 EQ Boost Coupé
3020 lb
Curb Weight
3825 lb
3571 lb
Gross Vehicle
Weight
Weight
4960 lb

Weight Difference:
805 lb
21.05 %

General
Porsche Cayman R
Mercedes E 350 EQ Boost Coupé
987C
Generation
C238
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

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

4
Valves
4
6
Cylinders
4
3.4 L / 166 cu in
Displacement
2 L / 98 cu in
325 hp
at 7400 rpm
Power
309 hp
at 5500 rpm
Porsche Cayman R
325 hp
309 hp
Mercedes E 350 EQ Boost Coupé
273 lb‑ft
at 4750 rpm
Max. Torque
295 lb‑ft
at 3000 rpm
Porsche Cayman R
273 lb‑ft
295 lb‑ft
Mercedes E 350 EQ Boost Coupé
Performance
Porsche Cayman R
Mercedes E 350 EQ Boost Coupé
175 mph
Maximum Speed
155 mph
5 sec
Acceleration 0 to 62 mph
5.9 sec
62 mph
62
mph
mph
226 ft
0.000 sec

Porsche Cayman R
62 mph
62
mph
mph
269 ft
0.000 sec

Mercedes E 350 EQ Boost Coupé
▶ REPLAY
9.29 lb/hp
Weight-to-Power Ratio
12.38 lb/hp
Porsche Cayman R
9.29 lb/hp
12.38 lb/hp
Mercedes E 350 EQ Boost Coupé
Fuel Economy / Emissions
Porsche Cayman R
Mercedes E 350 EQ Boost Coupé
Fuel Economy
24 mpg
combined
35 mpg
Porsche Cayman R
24 mpg
35 mpg
Mercedes E 350 EQ Boost Coupé
17 mpg
city
26 mpg
33 mpg
highway
44 mpg
14.3 gal
Fuel Tank Capacity
17.4 gal
346 mi
Range
603 mi
Porsche Cayman R
346 mi
603 mi
Mercedes E 350 EQ Boost Coupé
Environmental Impact
183.8 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).
128.7 kWh
Porsche Cayman R
183.8 kWh
128.7 kWh
Mercedes E 350 EQ Boost Coupé
Euro 5
Emission Standard
Euro 6
367 g/mi (NEFZ)
CO2 Emissions
249 g/mi (NEFZ)
Practical Convenience
Porsche Cayman R
Mercedes E 350 EQ Boost Coupé
2
Doors
3
2
No. of Seats
4
551 lb
Maximum Payload
1135 lb
11.6 cu ft
Trunk Volume
12 cu ft









No data
Cargo Volume (Seats Down)
No data