VS
At a Glance
Power
313 kW
485 kW
Torque
537 Nm
850 Nm
Fuel
19.7 kWh/100km l/100km
11.9 l/100km
Towing
—
—
0-100 km/h
4.4 s
3.3 s
Engine
electric cc
3996 cc
Choosing between the Lexus RZ and the Porsche Cayenne is one of the most common decisions South African car buyers face. The Lexus RZ delivers 313 kW while the Porsche Cayenne produces 485 kW. On fuel, the RZ returns 19.7 kWh/100km l/100km while the Cayenne uses 11.9 l/100km — important in a market where fuel prices change monthly. Pricing starts at R2 628 500 for the RZ and R4 606 000 for the Cayenne. Both vehicles have their merits. The right choice depends on your priorities: fuel economy, performance, towing ability, safety features or total cost of ownership. This comparison covers every specification available so you can make an informed decision.
Performance
Power Output
313 kW
485 kW
Torque
537 Nm
850 Nm
0-100 kph
4.4 s
3.3 s
Top Speed
180 Km/h
305 Km/h
Engine & Drivetrain
Engine Capacity
electric cc
3996 cc
Engine Layout
—
V
Cylinders
—
8
Fuel Type
electric
petrol
Forced Induction Device
—
turbocharger
Transmission
automatic
automatic
Number of Gears
—
8
Drive Wheels
all
all
Full Time 4x4
✓ Standard
✓ Standard
Fuel Economy
Fuel Consumption Average
19.7 kWh/100km l/100km
11.9 l/100km
Fuel Tank Capacity
76.9 kWh l
90 l
CO2 Emissions
—
271 g/km
Dimensions
Length
4860 mm
4932 mm
Width
1965 mm
1995-2194 mm
Height
1615 mm
1648 mm
Wheelbase
2850 mm
2895 mm
Ground Clearance
185 mm
173-223 mm
Kerb Weight
2150 / 2165 Kg
2245 DIN / 2320 EU Kg
Doors
5
5
Seats
5
4
Load Volume
522 l
538-576-1486 l
Towing & Payload
Towing Capacity
—
—
Load Capacity
—
435 l
Safety
ABS
✓ Standard
✓ Standard
EBD
✓ Standard
✓ Standard
Brake Assist
✓ Standard
✓ Standard
Stability Control
✓ Standard
✓ Standard
Traction Control
✓ Standard
✓ Standard
Airbag Count
8
8 (opt 10)
Driver Airbag
✓ Standard
✓ Standard
Passenger Airbag
✓ Standard
✓ Standard
Side Airbags Front
✓ Standard
✓ Standard
Curtain Airbags
✓ Standard
✓ Standard
Features & Tech
Air Conditioning
✓ Standard
✓ Standard
Climate Control
✓ Standard
✓ Standard
Cruise Control
✓ Standard
Optional
Adaptive Cruise Control
✓ Standard
Optional
Bluetooth
✓ Standard
✓ Standard
Satellite Navigation
✓ Standard
✓ Standard
Reversing Camera
✓ Standard
Optional
Park Distance Rear
✓ Standard
✓ Standard
Park Distance Front
✓ Standard
✓ Standard
Sunroof
✓ Standard
✓ Standard
Heated Seats
✓ Standard
✓ Standard
Keyless Entry
✓ Standard
Optional
Tow Bar
—
Optional
Alloy Wheels
✓ Standard
✓ Standard
Warranty & Service
Warranty Period
7 vehicle / 8 battery
2
Warranty Distance
105000 vehicle / 160000 battery Km
unlimited Km
Service Intervals
15000
15000
The Verdict
Which Wins?
Overall Winner
Tie
2 / 4 categories
Performance
Cayenne
Fuel Economy
Cayenne
Value
RZ
Practicality
RZ
Pros & Cons
Lexus RZ
Lower starting price (R2 628 500)
Higher fuel consumption (19.7 kWh/100km l/100km)
Less power than rival (313 kW vs 485 kW)
Porsche Cayenne
More powerful engine (485 kW)
Better fuel economy (11.9 l/100km)
Quicker 0-100 km/h (3.3 ss)
Higher starting price
Frequently Asked Questions
Which is more fuel efficient, the RZ or Cayenne?
The RZ uses 19.7 kWh/100km l/100km and the Cayenne uses 11.9 l/100km on the combined cycle. The Cayenne is the more fuel-efficient choice. In South African conditions with a mix of highway and urban driving, real-world figures will be slightly higher.
Which has more power, the RZ or Cayenne?
The RZ produces 313 kW and 537 Nm of torque while the Cayenne delivers 485 kW and 850 Nm of torque. The Cayenne is the more powerful option.
What is the price difference between the RZ and Cayenne?
The RZ starts from R2 628 500 and the Cayenne from R4 606 000. The RZ is cheaper by R1 977 500 at this variant level. Final on-the-road pricing varies by dealer and specification.
Which has a higher towing capacity, the RZ or Cayenne?
The RZ has a braked towing capacity of 0 Kg and the Cayenne can tow 0 Kg. Always verify towing limits in the owner's manual before hitching a trailer.
Should I buy the RZ or the Cayenne?
It depends on your priorities. If fuel economy matters most, check the L/100km figures above. If you need towing capacity, compare the towing ratings. For day-to-day South African driving - load shedding runs, potholed roads, school runs and highway commutes - consider ground clearance, service network coverage, and total cost of ownership including insurance and maintenance. Use the spec tables above to compare every detail before making your decision.