The Comparative Analysis :
Porsche Cayenne S Tiptronic S (14 - 17) vs. Mercedes ML 500 4MATIC 7G-TRONIC PLUS (12 - 15)
€ 85,100
€ 76,200
€ 85,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 76,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The Porsche Cayenne S is 2 inches longer, 0.5 inches wider and 3.6 inches lower than the Mercedes ML 500.
Porsche Cayenne S
Mercedes ML 500
67.1
76.3
85.2
70.7
75.8
84.3
76.3 in
Width
75.8 in
85.2 in
Width Incl. Mirrors
84.3 in
67.1 in
Height
70.7 in
114
191.1
114.8
189.1
191.1 in
Length
189.1 in
114 in
Wheelbase
114.8 in
Vehicle Weight
Porsche Cayenne S
Mercedes ML 500
4762 lb
Curb Weight
4927 lb
6305 lb
Gross Vehicle
Weight
Weight
6504 lb
Weight Difference:
165 lb
3.35 %
General
Porsche Cayenne S
Mercedes ML 500
92A/958
Generation
W166
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Premium Unleaded
Fuel Type
Mid-Grade Unleaded

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

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Porsche Cayenne S
Mercedes ML 500
V6 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 278
Engine Code
M 278.928

4
Valves
4
6
Cylinders
8
3.6 L / 176 cu in
Displacement
4.7 L / 230 cu in
414 hp
at 6000 rpm
Power
402 hp
at 5000 rpm
Porsche Cayenne S
414 hp
402 hp
Mercedes ML 500
406 lb‑ft
at 1350 rpm
Max. Torque
443 lb‑ft
at 1600 rpm
Porsche Cayenne S
406 lb‑ft
443 lb‑ft
Mercedes ML 500
Performance
Porsche Cayenne S
Mercedes ML 500
161 mph
Maximum Speed
155 mph
5.5 sec
Acceleration 0 to 62 mph
5.6 sec
62 mph
62
mph
mph
249 ft
0.000 sec
Porsche Cayenne S
62 mph
62
mph
mph
256 ft
0.000 sec
Mercedes ML 500
▶ REPLAY
11.5 lb/hp
Weight-to-Power Ratio
12.26 lb/hp
Porsche Cayenne S
11.5 lb/hp
12.26 lb/hp
Mercedes ML 500
Fuel Economy / Emissions
Porsche Cayenne S
Mercedes ML 500
Fuel Economy
25 mpg
combined
21 mpg
Porsche Cayenne S
25 mpg
21 mpg
Mercedes ML 500
19 mpg
city
16 mpg
30 mpg
highway
26 mpg
22.5 gal
Fuel Tank Capacity
24.6 gal
556 mi
Range
525 mi
Porsche Cayenne S
556 mi
525 mi
Mercedes ML 500
Environmental Impact
179.9 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).
208.4 kWh
Porsche Cayenne S
179.9 kWh
208.4 kWh
Mercedes ML 500
Euro 6b (NEFZ)
Emission Standard
Euro 5 / Euro 6
359 g/mi (NEFZ)
CO2 Emissions
415 g/mi (NEFZ)
Practical Convenience
Porsche Cayenne S
Mercedes ML 500
5
Doors
5
5
No. of Seats
5
1543 lb
Maximum Payload
1576 lb
19 cu ft
Trunk Volume
19.5 cu ft












50.4 cu ft
Cargo Volume (Seats Down)
56.9 cu ft













