VS
At a Glance
Power
331 kW
250 kW
Torque
600 Nm
430 Nm
Fuel
8.3 l/100km
15.9-18.9 kWh/100km l/100km
Towing
2000 Kg
1500 Kg
0-100 km/h
4.5 s
6.0 s
Engine
2894 cc
electric cc
Choosing between the Audi S6 and the BMW i5 is one of the most common decisions South African car buyers face. The Audi S6 delivers 331 kW while the BMW i5 produces 250 kW. On fuel, the S6 returns 8.3 l/100km while the i5 uses 15.9-18.9 kWh/100km l/100km — important in a market where fuel prices change monthly. Pricing starts at R1 671 100 for the S6 and R1 812 000 for the i5. 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
331 kW
250 kW
Torque
600 Nm
430 Nm
0-100 kph
4.5 s
6.0 s
Top Speed
250 Km/h
193 Km/h
Engine & Drivetrain
Engine Capacity
2894 cc
electric cc
Engine Layout
V
—
Cylinders
6
—
Fuel Type
petrol
electric
Forced Induction Device
turbocharger
—
Transmission
automatic
automatic
Number of Gears
8
—
Drive Wheels
all
rear
Full Time 4x4
✓ Standard
—
Fuel Economy
Fuel Consumption Average
8.3 l/100km
15.9-18.9 kWh/100km l/100km
Fuel Tank Capacity
73 l
81.2 kWh l
CO2 Emissions
193 g/km
—
Dimensions
Length
4954 mm
5060 mm
Width
1886-2110 mm
1900-2156 mm
Height
1446 mm
1515 mm
Wheelbase
2928 mm
2995 mm
Ground Clearance
—
154 mm
Kerb Weight
1860 Kg
2130 DIN / 2205 EU Kg
Doors
4
4
Seats
5
5
Load Volume
520 l
490 l
Towing & Payload
Towing Capacity
2000 Kg
1500 Kg
Load Capacity
—
610 l
Safety
ABS
✓ Standard
✓ Standard
EBD
✓ Standard
✓ Standard
Brake Assist
✓ Standard
✓ Standard
Stability Control
✓ Standard
✓ Standard
Traction Control
✓ Standard
✓ Standard
Airbag Count
6 (opt 8)
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
Optional
Adaptive Cruise Control
Optional
Optional
Bluetooth
✓ Standard
✓ Standard
Satellite Navigation
✓ Standard
✓ Standard
Reversing Camera
Optional
Optional
Park Distance Rear
✓ Standard
✓ Standard
Park Distance Front
✓ Standard
✓ Standard
Sunroof
✓ Standard
Optional
Heated Seats
✓ Standard
✓ Standard
Keyless Entry
Optional
✓ Standard
Tow Bar
Optional
Optional
Alloy Wheels
✓ Standard
✓ Standard
Warranty & Service
Warranty Period
1
2 vehicle / 8 battery
Warranty Distance
unlimited Km
unlimited vehicle / 100000 battery Km
Service Intervals
service interval indicator (max 30000)
service interval indicator
The Verdict
Which Wins?
Overall Winner
Audi S6
3 / 4 categories
Performance
S6
Fuel Economy
Tied
Value
S6
Practicality
S6
Pros & Cons
Audi S6
More powerful engine (331 kW)
Lower starting price (R1 671 100)
Higher towing capacity (2000 Kg)
Quicker 0-100 km/h (4.5 ss)
Few notable weaknesses
BMW i5
Well-rounded specification
Less power than rival (250 kW vs 331 kW)
Higher starting price
Frequently Asked Questions
Which is more fuel efficient, the S6 or i5?
The S6 uses 8.3 l/100km and the i5 uses 15.9-18.9 kWh/100km 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 S6 or i5?
The S6 produces 331 kW and 600 Nm of torque while the i5 delivers 250 kW and 430 Nm of torque. The S6 is the more powerful option.
What is the price difference between the S6 and i5?
The S6 starts from R1 671 100 and the i5 from R1 812 000. The S6 is cheaper by R140 900 at this variant level. Final on-the-road pricing varies by dealer and specification.
Which has a higher towing capacity, the S6 or i5?
The S6 has a braked towing capacity of 2000 Kg and the i5 can tow 1500 Kg. Always verify towing limits in the owner's manual before hitching a trailer.
Should I buy the S6 or the i5?
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.