VS
At a Glance
Power
135 kW
375 kW
Torque
300 Nm
450 Nm
Fuel
6.4 l/100km
15.2 l/100km
Towing
1600 Kg
—
0-100 km/h
7.5 s
3.9 s
Engine
1998 cc
3996 cc
Choosing between the BMW 4 Series and the Porsche 911 is one of the most common decisions car buyers in South Africa face. The BMW 4 Series delivers 135 kW while the Porsche 911 produces 375 kW. On fuel, the 4 Series returns 6.4 l/100km while the 911 uses 15.2 l/100km — important in a market where fuel prices change monthly. Pricing starts at R1 005 063 for the 4 Series and R4 722 000 for the 911. 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.
Specification
BMW 4 Series420i Coupe M Sport A/T (g22) 2024 - From R1 005 063
Porsche 911Gt3 (992.2) 2026 - From R4 722 000
Performance
Power Output
135 kW
375 kW
Torque
300 Nm
450 Nm
0-100 kph
7.5 s
3.9 s
Top Speed
240 Km/h
313 Km/h
Engine & Drivetrain
Engine Capacity
1998 cc
3996 cc
Engine Layout
inline
boxer
Cylinders
4
6
Fuel Type
petrol
petrol
Forced Induction Device
turbocharger
—
Transmission
automatic
manual
Number of Gears
8
6
Drive Wheels
rear
rear
Fuel Economy
Fuel Consumption Average
6.4 l/100km
15.2 l/100km
Fuel Tank Capacity
59 l
63 l
CO2 Emissions
146 g/km
347 g/km
Dimensions
Length
4768 mm
4570 mm
Width
1852-2081 mm
1852-2033 mm
Height
1383 mm
1279 mm
Wheelbase
2851 mm
2457 mm
Ground Clearance
127 mm
76 mm
Kerb Weight
1525 DIN / 1600 EU Kg
1462 DIN / 1537 EU Kg
Doors
2
2
Seats
4
2
Load Volume
440 l
135 front + 373 rear l
Towing & Payload
Towing Capacity
1600 Kg
—
Load Capacity
490 lkg
303 lkg
Safety
ABS
✓ Standard
✓ Standard
EBD
✓ Standard
✓ Standard
Brake Assist
✓ Standard
✓ Standard
Stability Control
✓ Standard
✓ Standard
Traction Control
✓ Standard
✓ Standard
Airbag Count
6
6
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
✓ Standard
Adaptive Cruise Control
Optional
Optional
Bluetooth
✓ Standard
✓ Standard
Satellite Navigation
✓ Standard
✓ Standard
Reversing Camera
Optional
✓ Standard
Park Distance Rear
✓ Standard
Optional
Park Distance Front
✓ Standard
—
Sunroof
Optional
—
Heated Seats
Optional
Optional
Keyless Entry
Optional
Optional
Tow Bar
Optional
—
Alloy Wheels
✓ Standard
✓ Standard
Warranty & Service
Warranty Period
2
2
Warranty Distance
unlimited Km
unlimited Km
Service Intervals
service interval indicator / 20000 km
15000
The Verdict
Which Wins?
Overall Winner
BMW 4 Series
3 / 4 categories
Performance
911
Fuel Economy
4 Series
Value
4 Series
Practicality
4 Series
Pros & Cons
BMW 4 Series
Better fuel economy (6.4 l/100km)
Lower starting price (R1 005 063)
Less power than rival (135 kW vs 375 kW)
Porsche 911
More powerful engine (375 kW)
Quicker 0-100 km/h (3.9 ss)
Higher fuel consumption (15.2 l/100km)
Higher starting price
Frequently Asked Questions
Which is more fuel efficient, the 4 Series or 911?
The 4 Series uses 6.4 l/100km and the 911 uses 15.2 l/100km on the combined cycle. The 4 Series is the more fuel-efficient choice. In real-world conditions with a mix of highway and urban driving, actual figures will be slightly higher.
Which has more power, the 4 Series or 911?
The 4 Series produces 135 kW and 300 Nm of torque while the 911 delivers 375 kW and 450 Nm of torque. The 911 is the more powerful option.
What is the price difference between the 4 Series and 911?
The 4 Series starts from R1 005 063 and the 911 from R4 722 000. The 4 Series is cheaper by R3 716 937 at this variant level. Final on-the-road pricing varies by dealer and specification.
Which has a higher towing capacity, the 4 Series or 911?
The 4 Series has a braked towing capacity of 1600 Kg and the 911 can tow not specified. Always verify towing limits in the owner's manual before hitching a trailer.
Should I buy the 4 Series or the 911?
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.
Also Consider