The Comparative Analysis :
Lexus RX 450h Automatic (12 - 15) vs. Porsche Cayenne (07 - 10)
€ 60,000

€ 52,900

€ 60,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 52,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Lexus RX 450h is a little smaller in every dimension. It's 1.1 inches shorter, 1.7 inches narrower and 0.6 inches lower than the Porsche Cayenne.
Lexus RX 450h
Porsche Cayenne
66.3
74.2
83.5
66.9
75.9
86.6
74.2 in
Width
75.9 in
83.5 in
Width Incl. Mirrors
86.6 in
66.3 in
Height
66.9 in
107.9
187.8
112.4
188.9
187.8 in
Length
188.9 in
107.9 in
Wheelbase
112.4 in
Vehicle Weight
Lexus RX 450h
Porsche Cayenne
4817 lb
Curb Weight
4927 lb
5952 lb
Gross Vehicle
Weight
Weight
6493 lb

Weight Difference:
110 lb
2.23 %

General
Lexus RX 450h
Porsche Cayenne
AL1
Generation
9PA/955
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Mid-Grade Unleaded
Fuel Type
Premium Unleaded

On-demand four-wheel drive (4WD) with automatic engagement
Drivetrain
Permanent all-wheel drive (AWD)

Continuously variable transmission (CVT)
Transmission
6-speed manual transmission
Engine
Lexus RX 450h
Porsche Cayenne
6-cylinder full hybrid gasoline engine (naturally aspirated engine)
Engine Type
V6 gasoline engine (naturally aspirated engine)
4
Valves
4
6
Cylinders
6
3.5 L / 171 cu in
Displacement
3.6 L / 176 cu in
295 hp
at 0 rpm
Power
286 hp
at 6200 rpm
Lexus RX 450h
295 hp
286 hp
Porsche Cayenne
No data
Max. Torque
284 lb‑ft
at 3000 rpm
Lexus RX 450h
lb‑ft
284 lb‑ft
Porsche Cayenne
Performance
Lexus RX 450h
Porsche Cayenne
124 mph
Maximum Speed
141 mph
7.8 sec
Acceleration 0 to 62 mph
8.1 sec
62 mph
62
mph
mph
354 ft
0.000 sec

Lexus RX 450h
62 mph
62
mph
mph
371 ft
0.000 sec

Porsche Cayenne
▶ REPLAY
16.33 lb/hp
Weight-to-Power Ratio
17.23 lb/hp
Lexus RX 450h
16.33 lb/hp
17.23 lb/hp
Porsche Cayenne
Fuel Economy / Emissions
Lexus RX 450h
Porsche Cayenne
Fuel Economy
37 mpg
combined
19 mpg
Lexus RX 450h
37 mpg
19 mpg
Porsche Cayenne
36 mpg
city
13 mpg
39 mpg
highway
25 mpg
17.2 gal
Fuel Tank Capacity
26.4 gal
641 mi
Range
501 mi
Lexus RX 450h
641 mi
501 mi
Porsche Cayenne
Environmental Impact
119.4 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).
235 kWh
Lexus RX 450h
119.4 kWh
235 kWh
Porsche Cayenne
Euro 5
Emission Standard
Euro 4 III
233 g/mi (NEFZ)
CO2 Emissions
476 g/mi (NEFZ)
Practical Convenience
Lexus RX 450h
Porsche Cayenne
5
Doors
5
5
No. of Seats
5
1135 lb
Maximum Payload
1565 lb
12.6 cu ft
Trunk Volume
15.3 cu ft









44.5 cu ft
Cargo Volume (Seats Down)
50.1 cu ft