The Comparative Analysis :
Porsche Cayman GTS PDK (14 - 16) vs. Mercedes E 450 Coupé 4MATIC 9G-TRONIC (18 - ..)
€ 77,200

€ 65,000

€ 77,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 65,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche Cayman GTS is significantly smaller in every dimension. It's 16.6 inches shorter, 2.3 inches narrower and 5.7 inches lower than the Mercedes E 450 Coupé.
Porsche Cayman GTS
Mercedes E 450 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
97.4
173.4
113.1
190
173.4 in
Length
190 in
97.4 in
Wheelbase
113.1 in
Vehicle Weight
Porsche Cayman GTS
Mercedes E 450 Coupé
3197 lb
Curb Weight
4101 lb
3737 lb
Gross Vehicle
Weight
Weight
5214 lb

Weight Difference:
904 lb
22.05 %

General
Porsche Cayman GTS
Mercedes E 450 Coupé
981C
Generation
C238
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

7-speed dual clutch transmission
Transmission
9-speed automatic transmission
Engine
Porsche Cayman GTS
Mercedes E 450 Coupé
6-cylinder boxer gasoline engine (naturally aspirated engine)
Engine Type
V6 gasoline engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 276
Engine Code
M 276.823

4
Valves
4
6
Cylinders
6
3.4 L / 166 cu in
Displacement
3 L / 147 cu in
335 hp
at 7400 rpm
Power
362 hp
at 5250 rpm
Porsche Cayman GTS
335 hp
362 hp
Mercedes E 450 Coupé
280 lb‑ft
at 4750 rpm
Max. Torque
369 lb‑ft
at 1800 rpm
Porsche Cayman GTS
280 lb‑ft
369 lb‑ft
Mercedes E 450 Coupé
Performance
Porsche Cayman GTS
Mercedes E 450 Coupé
176 mph
Maximum Speed
155 mph
4.8 sec
Acceleration 0 to 62 mph
5.6 sec
62 mph
62
mph
mph
220 ft
0.000 sec

Porsche Cayman GTS
62 mph
62
mph
mph
256 ft
0.000 sec

Mercedes E 450 Coupé
▶ REPLAY
9.54 lb/hp
Weight-to-Power Ratio
11.33 lb/hp
Porsche Cayman GTS
9.54 lb/hp
11.33 lb/hp
Mercedes E 450 Coupé
Fuel Economy / Emissions
Porsche Cayman GTS
Mercedes E 450 Coupé
Fuel Economy
29 mpg
combined
27 mpg
Porsche Cayman GTS
29 mpg
27 mpg
Mercedes E 450 Coupé
21 mpg
city
19 mpg
37 mpg
highway
36 mpg
16.9 gal
Fuel Tank Capacity
17.4 gal
485 mi
Range
477 mi
Porsche Cayman GTS
485 mi
477 mi
Mercedes E 450 Coupé
Environmental Impact
155.3 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).
162.9 kWh
Porsche Cayman GTS
155.3 kWh
162.9 kWh
Mercedes E 450 Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP
306 g/mi (NEFZ)
CO2 Emissions
327 g/mi (WLTP)
Practical Convenience
Porsche Cayman GTS
Mercedes E 450 Coupé
2
Doors
3
2
No. of Seats
4
540 lb
Maximum Payload
1113 lb
9.5 cu ft
Trunk Volume
12 cu ft









No data
Cargo Volume (Seats Down)
No data