VS
At a Glance
Power
500 kW
346 kW
Torque
1020 Nm
650 Nm
Fuel
11.0 when hybrid battery discharged / 7.
1.9 l/100km
Towing
1800 Kg
3500 Kg
0-100 km/h
3.5 s
4.9 s
Engine
1991 cc
2995 cc
Choosing between the Mercedes-AMG GLC and the Porsche Cayenne is one of the most common decisions South African car buyers face. The Mercedes-AMG GLC delivers 500 kW while the Porsche Cayenne produces 346 kW. On fuel, the GLC returns 11.0 when hybrid battery discharged / 7.5 combined l/100km while the Cayenne uses 1.9 l/100km — important in a market where fuel prices change monthly. Pricing starts at R2 896 143 for the GLC and R2 719 000 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
500 kW
346 kW
Torque
1020 Nm
650 Nm
0-100 kph
3.5 s
4.9 s
Top Speed
275 Km/h
254 Km/h
Engine & Drivetrain
Engine Capacity
1991 cc
2995 cc
Engine Layout
inline
V
Cylinders
4
6
Fuel Type
petrol-electric hybrid
petrol-electric hybrid
Forced Induction Device
turbocharger
turbocharger
Transmission
automatic
automatic
Number of Gears
9
8
Drive Wheels
all
all
Full Time 4x4
✓ Standard
✓ Standard
Fuel Economy
Fuel Consumption Average
11.0 when hybrid battery discharged / 7.
1.9 l/100km
Fuel Tank Capacity
65 l
75 l
CO2 Emissions
170 combined g/km
44 g/km
Dimensions
Length
4792 mm
4930 mm
Width
1920-2076 mm
1983-2194 mm
Height
1603 mm
1674 mm
Wheelbase
2888 mm
2895 mm
Ground Clearance
—
210 (188-233 with opt air suspension) mm
Kerb Weight
2235 DIN / 2310 EU Kg
2455 DIN / 2530 EU Kg
Doors
5
5
Seats
5
4 (opt 5)
Load Volume
390-1335 l
404-434-1344 l
Towing & Payload
Towing Capacity
1800 Kg
3500 Kg
Load Capacity
550 l
655 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
Optional
Optional
Adaptive Cruise Control
Optional
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
Optional
Optional
Tow Bar
✓ Standard
Optional
Alloy Wheels
✓ Standard
✓ Standard
Warranty & Service
Warranty Period
2
2 vehicle / 8 hybrid battery
Warranty Distance
unlimited Km
unlimited vehicle / 160000 hybrid batter
Service Intervals
service interval indicator
15000
The Verdict
Which Wins?
Overall Winner
Porsche Cayenne
3 / 4 categories
Performance
GLC
Fuel Economy
Cayenne
Value
Cayenne
Practicality
Cayenne
Pros & Cons
Mercedes-AMG GLC
More powerful engine (500 kW)
Quicker 0-100 km/h (3.5 ss)
Higher fuel consumption (11.0 when hybrid battery discharged / 7.5 combined l/100km)
Higher starting price
Porsche Cayenne
Better fuel economy (1.9 l/100km)
Lower starting price (R2 719 000)
Higher towing capacity (3500 Kg)
Less power than rival (346 kW vs 500 kW)
Frequently Asked Questions
Which is more fuel efficient, the GLC or Cayenne?
The GLC uses 11.0 when hybrid battery discharged / 7.5 combined l/100km and the Cayenne uses 1.9 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 GLC or Cayenne?
The GLC produces 500 kW and 1020 Nm of torque while the Cayenne delivers 346 kW and 650 Nm of torque. The GLC is the more powerful option.
What is the price difference between the GLC and Cayenne?
The GLC starts from R2 896 143 and the Cayenne from R2 719 000. The Cayenne is cheaper by R177 143 at this variant level. Final on-the-road pricing varies by dealer and specification.
Which has a higher towing capacity, the GLC or Cayenne?
The GLC has a braked towing capacity of 1800 Kg and the Cayenne can tow 3500 Kg. Always verify towing limits in the owner's manual before hitching a trailer.
Should I buy the GLC 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.