A proper head-to-head in South Africa — compare price, performance,
fuel economy or electric range, safety and the details that shape long-term ownership.
Econ 2WD Pro 63 kWhElectricSingle-Speed Reduction GearCurrent
ZAR 747,500ex-showroom
⚡ 180 kW🔧 309 Nm
+Add a 3rd car
Decision summary
BMW 4 Series Gran Coupé vs RIDDARA RD6: the short answer
4 Series Gran Coupé and RD6 are close on the comparable published fields, so buyer priorities should decide.
RD6 starts ZAR 249,000 cheaper4 Series Gran Coupé from ZAR 996,500 · RD6 from ZAR 747,500
Five key differences
Exact selected derivatives
Swipe sideways to compare every column
Specification
4 Series Gran Coupé
RD6
Maximum Power
4 Series Gran Coupé285 kW @ 5800-6500 rpm
RD6180 kW
Maximum Torque
4 Series Gran Coupé500 Nm @ 1800-5000 rpm
RD6309 Nm
Engine Size
4 Series Gran Coupé2998 cc
RD6Not Applicable
Combined Fuel Economy
4 Series Gran Coupé12.5 km/l
RD6Not Applicable
Ground Clearance
4 Series Gran Coupé140 mm
RD6225 mm
Strongest published figure in that row; no road-test winner is implied.
Independent editorial assessment
Hagalu editorial ratings
When a variant is selected, its rating out of five applies only to that exact derivative; a model-range review is not inherited. Editorial ratings are separate from the Specification Evidence Index out of 100 and are not customer ratings.
BMW 4 Series Gran Coupé
M440i xDrive Gran Coupé
Hagalu editorial rating
4.0/5★★★★★★★★★★
Desk research · Exact variant
Hagalu Editorial Team ·
Editorial assessment, not a customer rating. Not road-tested for this review.
Not yet rated means a complete review is not published; it does not mean the vehicle scored zero. Read the rating methodology.
What Each Car Gets Right (and Wrong)
Specification evidence leader
4 Series Gran Coupé
Strengths
More powerful engine output
Stronger listed safety equipment
Weak Spots
Lower fuel efficiency
Lower published practicality figures
Best suited to:Published Performance
RD6
Strengths
Better fuel efficiency
Stronger published practicality figures
Weak Spots
Less powerful engine setup
Fewer listed safety features
Best suited to:Published EfficiencyPublished Practicality
Which One's Right for You?
4 Series Gran Coupé
Buyers prioritising the stronger published powertrain figures
Buyers prioritising the more complete listed safety equipment
RD6
Buyers prioritising the lower published fuel or energy use
Buyers prioritising the stronger published space and capacity figures
Full Specs, Side by Side
Open a category, then swipe sideways to compare every column
Spec
4 Series Gran Coupé
RD6
Model Introduced Year
2021
2026
Generation
G26 four-door Gran Coupé with frameless-door styling and a rear liftback.
First South African RIDDARA RD6 generation
Facelift History
Current updated G26-generation BMW 4 Series Gran Coupé offered in South Africa; exact equipment follows derivative and production build.
No separately marketed South African facelift announced as at August 2026
Facelift Launched Since
Original current-generation version
Original current-generation version
Facelift Version Ending
Current
Current
Body Style
Sedan
Double-cab pickup
Model Year
2026
2026
Production Status
active
active
Segment
Premium Sedan
Electric double-cab pickup
Vehicle Type
Car
Battery-electric light commercial vehicle
Spec
4 Series Gran Coupé
RD6
Length
1 mm
5260 mm
Width
1 mm
1900 mm
Height
1 mm
1865 mm
Wheelbase
1 mm
3120 mm
Ground Clearance (Default)
140 mm
225 mm
Ground Clearance (With Full Seating Load)
125 mm
Not Officially Disclosed
Fuel Tank Capacity
50 l
0 l
Boot/Cargo Space
485 l
1200 l
Kerb Weight
1543 kg
2005 kg
Gross Vehicle Weight (GVW)
2045 kg
3120 kg
Payload Capacity
460 kg
1115 kg
Towing Capacity
1600 kg
2500 kg
Seating Capacity
1 seats
5 seats
Number of Rows
2 rows
2 rows
Doors
4 doors
4 doors
Minimum Turning Radius
5.6 m
6.1 m
Front Headroom
998 mm
1033 mm
Rear Headroom
943 mm
1028 mm
Front Legroom
1044 mm
912 mm
Rear Legroom
886 mm
951 mm
Spec
4 Series Gran Coupé
RD6
Engine
BMW turbocharged engine
Battery-electric powertrain
Engine Code
B48
Not Applicable
Fuel Type
Petrol
Electric
Hybrid System
Not Applicable
Not Applicable
Engine Displacement
2998 cc
Not Applicable
Cylinders
6
Not Applicable
Cylinder Layout
Inline
Not Applicable
Valves
16
Not Applicable
Valves per Cylinder
4
Not Applicable
Aspiration
Turbocharged
Not Applicable
Fuel System
Direct injection
Not Applicable
Compression Ratio
10.5:1
Not Applicable
Bore
82.0 mm
Not Applicable
Stroke
94.6 mm
Not Applicable
Maximum Power
285 kW @ 5800-6500 rpm
180 kW
Maximum Torque
500 Nm @ 1800-5000 rpm
309 Nm
Combined Power
Not Applicable
Not Applicable
Combined Torque
Not Applicable
Not Applicable
Motor Type
Not Applicable
Permanent Magnet Synchronous
Number of Motors
Not Applicable
1
Motor Location
Not Applicable
Rear
Drive Type
AWD
RWD
Transmission
8-Speed Automatic
Single-Speed Reduction Gear
Top Speed
250 km/h
160 km/h
0-100 km/h
4.7 sec
8.0 sec
Quarter Mile
12.2 sec
Not Officially Disclosed
Drive Modes
Eco, Comfort, Sport
Economy, Comfort, Sport
Launch Control
No
Not Officially Disclosed
Rev Limiter
7000 rpm
Not Applicable
Power-to-Weight Ratio
100 kW/tonne
Not Officially Disclosed
Torque-to-Weight Ratio
220 Nm/tonne
Not Officially Disclosed
Battery Capacity
Not Applicable
63 kWh
Usable Battery Capacity
Not Applicable
Not Officially Disclosed
Battery Type
Not Applicable
LFP
Battery Voltage
Not Applicable
Not Officially Disclosed
Electric Range
Not Applicable
373 km (NEDC)
AC Charging Power
Not Applicable
6.6 kW
DC Charging Power
Not Applicable
90 kW
AC Charging Time
Not Applicable
10 h 0 min (0-100%)
DC Charging Time
Not Applicable
32 min (30-80%)
Regenerative Braking
Not Applicable
Yes
Spec
4 Series Gran Coupé
RD6
Gearbox
8-Speed Automatic
Single-Speed Reduction Gear
Drivetrain Layout
All-wheel drive
Rear motor, rear-wheel drive
LSD Available
Not Applicable
No
Transfer Case
Not Applicable
Not Applicable
Differential Lock
Not Applicable
No
Paddle Shifters
Yes
Not Applicable
Final Drive Ratio
Yes
Single fixed reduction ratio
Number of Gears
8
1
Transmission Type
Automatic
Automatic
Clutch Type
Yes
Not Applicable
Gear Shift Indicator
Yes
Standard
Gear Shift Type
Automatic selector
Electronic selector
Drivetrain
AWD
RWD
4WD Engagement
Not Applicable
Not Applicable
4WD Hi Range
Not Applicable
Not Applicable
4WD Lo Range
Not Applicable
Not Applicable
4WD Selector
Not Applicable
Not Applicable
Automatic Shift Paddles
Yes
Not Applicable
Front Differential Lock
Not Applicable
No
Gearbox Type
Automatic
Single-speed reduction gear
Low Range Ratio
Not Applicable
Not Applicable
Low Range
Not Applicable
Not Applicable
Axle Layout
Yes
4x2
Rear Differential Lock
Not Applicable
No
Transmission Speeds
8
1
Spec
4 Series Gran Coupé
RD6
Claimed Mileage
12.5 km/l
Not Applicable
City Mileage
10.5 km/l
Not Applicable
Highway Mileage
15.0 km/l
Not Applicable
Fuel Tank Capacity
1 l
Not Applicable
Emission Standard
Euro 6
Not Applicable
AdBlue Tank Capacity
Not Applicable
Not Applicable
Auto Start Stop
Standard
Not Applicable
Real-world Mileage
12.5 km/l
Not Applicable
Charging Port Type
Not Applicable
Type 2 AC; CCS2 DC
Charging Type
Not Applicable
AC and DC
Fuel Tank Litres
1
Not Applicable
Combined Driving Range
Not Applicable
373 km (NEDC)
Electric Consumption
Not Applicable
16.2 kWh/100 km
Range Real World Highway
360 km
250 km
Range Real World Mixed
420 km
330 km
Spec
4 Series Gran Coupé
RD6
Airbags
6
2
ABS
Standard
Standard
Electronic Stability Control
Standard
Standard
Traction Control
Standard
Standard
Hill Descent Control
Yes
Standard
Hill Start Assist
Standard
Standard
Child Safety Lock
Standard
Standard
ISOFIX Mounts
Standard
Standard
Brake Assist
Standard
Standard
Tyre Pressure Monitor
Standard
Indirect
Engine Immobiliser
Standard
Standard
Seatbelt Warning All Seats
Standard
Standard
Front Parking Sensors
Yes
No
AEB
Yes
No
BA
Standard
Standard
Brake Override System
Yes
Standard
Curtain Airbags
Yes
No
Driver Airbag
Yes
Standard
EBD
Standard
Standard
Engine Immobiliser
Standard
Standard
Hill Hold
Standard
Standard
Passenger Airbag
Yes
Standard
Rear Cross Traffic Alert
Yes
No
Seatbelt Pretensioners
Yes
Standard
Seatbelt Reminder
Standard
Standard
Side Airbags
Yes
No
Stability Control
Standard
Standard
TCS
Standard
Standard
Knee Airbag
Yes
No
ABS EBD
Standard
Standard
Spec
4 Series Gran Coupé
RD6
Cruise Control
Yes
Standard
Adaptive Cruise Control
Yes
No
Lane Keep Assist
Yes
No
Lane Departure Warning
Yes
No
Blind Spot Monitoring
Yes
No
Rear Cross Traffic Alert
Yes
No
Parking Sensors
Yes
Rear
Rear View Camera
Yes
Standard
360 Degree Camera
Yes
No
Autonomous Emergency Braking
Yes
No
Driver Fatigue Alert
Yes
No
Traffic Sign Recognition
Yes
No
Auto Highbeam
Yes
No
Auto Wipers
Yes
No
Rear Parking Sensors
Yes
Standard
Reverse Camera
Yes
Standard
Adaptive Cruise Control
Yes
No
Park Assist
Yes
No
Around View Monitor
Yes
No
Blind Spot Warning
Yes
No
Forward Collision Warning
Yes
No
Spec
4 Series Gran Coupé
RD6
Seat Material
Leather/Sensatec
Synthetic leather (PVC)
Heated Seats
Yes
No
Ventilated Seats
Yes
No
Ambient Lighting
Yes
No
Steering Wheel Material
Yes
Foam
60 40 Split Seat
Yes
Standard
Driver Seat Adjustment
Electric multi-way
6-way electric
Passenger Seat Adjustment
Electric multi-way
6-way electric
Seat Trim
Yes
Synthetic leather (PVC)
Spec
4 Series Gran Coupé
RD6
Climate Control
Automatic climate control
Automatic
Power Windows
Standard
One-touch down on all four windows; no anti-pinch
Keyless Entry
Yes
No
Push Button Start
Yes
Standard
Wireless Charging
Yes
No
Sunroof
Panoramic
No
Electric Tailgate
No
Electric tailgate release
Rain Sensing Wipers
Yes
No
AC Type
Automatic climate control
Automatic
Spec
4 Series Gran Coupé
RD6
Infotainment System
Yes
8-inch central display
Apple CarPlay
Yes
Standard
Android Auto
Yes
No
Bluetooth Connectivity
Yes
Standard
Number of Speakers
6
4
Digital Instrument Cluster
12.3
Full digital instrument cluster
USB Ports
2
Standard
Infotainment Screen
14.9
8
Touchscreen
14.9
8
Spec
4 Series Gran Coupé
RD6
LED Headlamps
Yes
No
Daytime Running Lamps
Standard
LED
Fog Lamps
Yes
No
Roof Rails
Yes
Standard
Exterior Colour Options
Multiple manufacturer colours
White, Black, Grey
Headlights
Yes
No
Panoramic Sunroof
Yes
No
Spec
4 Series Gran Coupé
RD6
Approach Angle
Not Applicable
23 deg
Departure Angle
Not Applicable
26 deg
Wading Depth
Not Applicable
500 mm
Terrain Modes
Not Applicable
Not Applicable
Locking Differential
Not Applicable
No
4WD System Type
All-wheel drive
Not Applicable
Breakover Angle
Not Applicable
16.0 deg
Spec
4 Series Gran Coupé
RD6
Tyre Size
225/50 R18
225/65 R17
Front Brake Type
Ventilated disc
Disc
Rear Brake Type
Disc
Disc
Spare Wheel Type
Tyre repair kit
T145/80 R18
Wheel Rim Size
20
17
Handbrake Type
Electronic
Electronic parking brake
Spec
4 Series Gran Coupé
RD6
Front Suspension
MacPherson strut
MacPherson independent
Rear Suspension
Multi-link
Multi-link independent
Spec
4 Series Gran Coupé
RD6
CO2 Emissions
191 g/km
0 g/km
Spec
4 Series Gran Coupé
RD6
Service Plan
5 years / 100000 km BMW Motorplan
3 years/60000 km; maintenance every 12 months/20000 km
Spec
4 Series Gran Coupé
RD6
Ownership Role
Private, business and fleet
Electric double-cab utility and lifestyle derivative
Price Zar
1497500 ZAR
747500 ZAR
Pricing Role
Current recommended retail price
Current South African retail derivative
Starting Price
1497500
747500
Starting Price Zar
1497500
747500
Spec
4 Series Gran Coupé
RD6
Warranty
Yes
5 years/150000 km vehicle; 8 years/200000 km high-voltage battery, motor and motor-control unit
In depth: how these cars differ
This 4 Series Gran Coupé and RD6 comparison uses the exact derivatives selected above for South Africa. The catalogue index covers performance, efficiency, safety equipment, practicality and ownership cover only where comparable source-backed fields are present.
Performance index: 4 Series Gran Coupé 97 vs RD6 69.
Efficiency index: 4 Series Gran Coupé 49 vs RD6 90.
Safety-equipment index: 4 Series Gran Coupé 92 vs RD6 43.
Practicality index: 4 Series Gran Coupé 48 vs RD6 87.
Ownership-cover index: 4 Series Gran Coupé not separately scored vs RD6 not separately scored.
These figures are Hagalu catalogue-comparison indicators, not customer ratings, crash-test scores, resale guarantees or a substitute for a road test. Each page shows its weighted source coverage beside the result.
Model imagery
4 Series Gran Coupé and RD6 image comparison
Open an image for its full canonical file or visit the model page for the complete vehicle record.
A transparent comparison of published catalogue fields. This is not a road-test score, owner rating or editorial review rating, and it appears only when every vehicle clears the same comparable-data threshold.
Evidence / 100
Evidence-index readout
4 Series Gran Coupé leads by 2 points
4 Series Gran Coupé and RD6 are close on the comparable published fields, so buyer priorities should decide.
Performance
4 Series Gran Coupé +28
Efficiency
RD6 +41
Safety
4 Series Gran Coupé +49
Practicality
RD6 +39
Close catalogue match. Buyer priorities should decide the outcome.
Why this scoreView full breakdown
Evidence-index leader
4 Series Gran Coupé
Performance
97/100
Efficiency
49/100
Safety
92/100
Practicality
48/100
RD6
Performance
69/100
Efficiency
90/100
Safety
43/100
Practicality
87/100
What the evidence means
Evidence indexBMW 4 Series Gran Coupé
leads the specification evidence index with 73 pts
vs 71 pts for RD6
In Hagalu's specification evidence index, 4 Series Gran Coupé leads. However, RD6 may suit buyers prioritising different confirmed fields. Ultimately, the right choice depends on your driving priorities in South Africa.
Related comparisons
Continue with closely related South Africa models and comparable body styles.
There is no universal winner. Use the comparison table to match the models and available derivatives in South Africa on price, safety equipment, space, powertrain and ownership cover. The category indicators summarise published catalogue data; they are not a road test or customer rating.
Compare the published consumption or mileage rows for the exact derivatives using the same unit and test basis. A catalogue figure is useful for like-for-like comparison, but traffic, speed, load, weather and driving style can change actual fuel use.
Compare only equipment explicitly listed for each derivative, including airbags, stability control and driver-assistance systems. Confirm the exact trim with the manufacturer, and treat any independent crash-test result separately because equipment and ratings can differ by market.
A reliable five-year total cannot be calculated from catalogue data alone. Add the exact purchase and finance cost, fuel or electricity, insurance quotes, scheduled servicing, tyres and expected resale value. Check whether the selected derivative includes a service or maintenance plan.
Use the seating, boot or load-space, ISOFIX and safety rows as a first check. Then test the exact cars with your child seats, passengers and typical luggage, because published dimensions do not show every access or comfort difference.
Compare the published power, torque and 0–100 km/h rows when they are available for both exact derivatives. Vehicle weight, gearing and power delivery also matter, so catalogue outputs alone do not establish real-world overtaking or response.
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