VS
At a Glance
Power
400 kW
544 kW
Torque
765 Nm
950 Nm
Fuel
17.9-21.9 kWh/100 km l/100km
2.5 l/100km
Towing
2500 Kg
3000 Kg
0-100 km/h
4.6 s
3.7 s
Engine
electric cc
3996 cc
Choosing between the BMW iX and the Porsche Cayenne is one of the most common decisions South African car buyers face. The BMW iX delivers 400 kW while the Porsche Cayenne produces 544 kW. On fuel, the iX returns 17.9-21.9 kWh/100 km l/100km while the Cayenne uses 2.5 l/100km — important in a market where fuel prices change monthly. Pricing starts at R2 689 000 for the iX and R3 791 000 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
400 kW
544 kW
Torque
765 Nm
950 Nm
0-100 kph
4.6 s
3.7 s
Top Speed
200 Km/h
295 Km/h
Engine & Drivetrain
Engine Capacity
electric cc
3996 cc
Engine Layout
—
V
Cylinders
—
8
Fuel Type
electric
petrol-electric hybrid
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
17.9-21.9 kWh/100 km l/100km
2.5 l/100km
Fuel Tank Capacity
108.0 kWh l
70 l
CO2 Emissions
—
57 g/km
Dimensions
Length
4965 mm
4930 mm
Width
1970-2230 mm
1983-2194 mm
Height
1695 mm
1685 mm
Wheelbase
3000 mm
2895 mm
Ground Clearance
202 mm
198-243 mm
Kerb Weight
2505 DIN / 2580 EU Kg
2570 DIN / 2645 EU Kg
Doors
5
5
Seats
5
5
Load Volume
500-1750 l
539-621-1557 l
Towing & Payload
Towing Capacity
2500 Kg
3000 Kg
Load Capacity
640 l
645 l
Safety
ABS
✓ Standard
✓ Standard
EBD
✓ Standard
✓ Standard
Brake Assist
✓ Standard
✓ Standard
Stability Control
✓ Standard
✓ Standard
Traction Control
✓ Standard
✓ Standard
Airbag Count
7
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
Optional
Heated Seats
✓ Standard
✓ Standard
Keyless Entry
✓ Standard
Optional
Tow Bar
✓ Standard
Optional
Alloy Wheels
✓ Standard
✓ Standard
Warranty & Service
Warranty Period
2 vehicle / 8 battery
2 vehicle / 8 hybrid battery
Warranty Distance
unlimited vehicle / 100000 battery Km
unlimited vehicle / 160000 hybrid batter
Service Intervals
service interval indicator
15000
The Verdict
Which Wins?
Overall Winner
Porsche Cayenne
2 / 4 categories
Performance
Cayenne
Fuel Economy
Tied
Value
iX
Practicality
Cayenne
Pros & Cons
BMW iX
Lower starting price (R2 689 000)
Less power than rival (400 kW vs 544 kW)
Porsche Cayenne
More powerful engine (544 kW)
Higher towing capacity (3000 Kg)
Quicker 0-100 km/h (3.7 ss)
Higher starting price
Frequently Asked Questions
Which is more fuel efficient, the iX or Cayenne?
The iX uses 17.9-21.9 kWh/100 km l/100km and the Cayenne uses 2.5 l/100km on the combined cycle. In South African conditions with a mix of highway and urban driving, real-world figures will be slightly higher.
Which has more power, the iX or Cayenne?
The iX produces 400 kW and 765 Nm of torque while the Cayenne delivers 544 kW and 950 Nm of torque. The Cayenne is the more powerful option.
What is the price difference between the iX and Cayenne?
The iX starts from R2 689 000 and the Cayenne from R3 791 000. The iX is cheaper by R1 102 000 at this variant level. Final on-the-road pricing varies by dealer and specification.
Which has a higher towing capacity, the iX or Cayenne?
The iX has a braked towing capacity of 2500 Kg and the Cayenne can tow 3000 Kg. Always verify towing limits in the owner's manual before hitching a trailer.
Should I buy the iX 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.