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.
Performance EV AWD 4.5SElectricSingle-Speed Reduction GearCurrent
ZAR 1,319,900ex-showroom
⚡ 390 kW🔧 690 Nm
+Add a 3rd car
Decision summary
BAIC B40 Plus vs BYD SEALION 7: the short answer
SEALION 7 has a large lead in Hagalu's source-backed catalogue index over B40 Plus.
B40 Plus starts ZAR 410,400 cheaperB40 Plus from ZAR 699,500 · SEALION 7 from ZAR 1,109,900
Five key differences
Exact selected derivatives
Swipe sideways to compare every column
Specification
B40 Plus
SEALION 7
Maximum Power
B40 Plus165 kW @ 5500 rpm
SEALION 7390 kW
Maximum Torque
B40 Plus380 Nm @ 1750-4500 rpm
SEALION 7690 Nm
Engine Size
B40 Plus1998 cc
SEALION 7Not Applicable
Combined Fuel Economy
B40 Plus9.0 km/l
SEALION 7Not Applicable
Ground Clearance
B40 Plus210 mm
SEALION 7163 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.
BAIC B40 Plus
Honor Edition
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)
B40 Plus
Strengths
Stronger published practicality figures
Weak Spots
Less powerful engine setup
Lower fuel efficiency
Fewer listed safety features
Best suited to:Published Practicality
Specification evidence leader
SEALION 7
Strengths
More powerful engine output
Better fuel efficiency
Stronger listed safety equipment
Weak Spots
Lower published practicality figures
Best suited to:Published PerformancePublished Efficiency
Which One's Right for You?
B40 Plus
Buyers prioritising the stronger published space and capacity figures
SEALION 7
Buyers prioritising the stronger published powertrain figures
Buyers prioritising the lower published fuel or energy use
Buyers prioritising the more complete listed safety equipment
Full Specs, Side by Side
Open a category, then swipe sideways to compare every column
Spec
B40 Plus
SEALION 7
Model Introduced Year
2021
2025
Generation
Current B40 Plus Honor Edition within the locally served first B40 Plus generation, using body-on-frame construction and an electronic part-time 4WD system.
First South African SEALION 7 generation
Facelift History
The B40 Plus launched in South Africa in October 2021. The current Honor Edition debuted locally in May 2025, adding electric seat adjustment and a sunroof to the City Hunter-based specification; BAIC now presents it as the sole current B40 Plus derivative.
No separately marketed South African facelift announced as at August 2026
Facelift Launched Since
2025
Original current-generation version
Facelift Version Ending
Current
Current
Body Style
Five-door body-on-frame off-road SUV
SUV
Model Year
2021
2026
Production Status
active
Active
Segment
Off-road SUV
Medium SUV
Vehicle Type
SUV
Passenger vehicle
Spec
B40 Plus
SEALION 7
Length
4630 mm
4830 mm
Width
1925 mm
1925 mm
Height
1871 mm
1620 mm
Wheelbase
2745 mm
2930 mm
Ground Clearance (Default)
210 mm
163 mm
Ground Clearance (With Full Seating Load)
190 mm
140 mm
Fuel Tank Capacity
75 l
0 l
Boot/Cargo Space
532 l
500 l
Kerb Weight
2110 kg
2340 kg
Gross Vehicle Weight (GVW)
2535 kg
2750 kg
Payload Capacity
425 kg
410 kg
Towing Capacity
1500 kg
1500 kg
Seating Capacity
5 seats
5 seats
Number of Rows
2 rows
2 rows
Doors
5 doors
5 doors
Minimum Turning Radius
Not Officially Disclosed
5.85 m
Front Headroom
1010 mm
980 mm
Rear Headroom
1000 mm
940 mm
Front Legroom
1045 mm
1100 mm
Rear Legroom
900 mm
820 mm
Spec
B40 Plus
SEALION 7
Engine
2.0-litre turbocharged petrol engine
Dual-motor battery-electric powertrain
Engine Code
Not Officially Disclosed
Not Applicable
Fuel Type
Petrol
Electric
Hybrid System
Not Applicable
Not Applicable
Engine Displacement
1998 cc
Not Applicable
Cylinders
4
Not Applicable
Cylinder Layout
Inline
Not Applicable
Valves
Not Officially Disclosed
Not Applicable
Valves per Cylinder
Not Officially Disclosed
Not Applicable
Aspiration
Turbocharged
Not Applicable
Fuel System
Not Officially Disclosed
Not Applicable
Compression Ratio
Not Officially Disclosed
Not Applicable
Bore
Not Officially Disclosed
Not Applicable
Stroke
Not Officially Disclosed
Not Applicable
Maximum Power
165 kW @ 5500 rpm
390 kW
Maximum Torque
380 Nm @ 1750-4500 rpm
690 Nm
Combined Power
Not Applicable
Not Applicable
Combined Torque
Not Applicable
Not Applicable
Motor Type
Not Applicable
Front Induction; Rear Permanent Magnet Synchronous
Number of Motors
Not Applicable
2
Motor Location
Not Applicable
Front + Rear
Drive Type
4WD
AWD
Transmission
8-Speed Automatic
Single-Speed Reduction Gear
Top Speed
180 km/h
215 km/h
0-100 km/h
9.9 sec
4.5 sec
Quarter Mile
17.2 sec
Not Officially Disclosed
Drive Modes
Comfort, Eco, Sport, Snow
Eco, Normal, Sport
Launch Control
No
Not Officially Disclosed
Rev Limiter
Not Officially Disclosed
Not Applicable
Power-to-Weight Ratio
78.2 kW/tonne
166.7 kW/tonne
Torque-to-Weight Ratio
180.1 Nm/tonne
294.9 Nm/tonne
Battery Capacity
Not Applicable
82.56 kWh
Usable Battery Capacity
Not Applicable
Not Officially Disclosed
Battery Type
Not Applicable
LFP
Battery Voltage
Not Applicable
550.4 V
Electric Range
Not Applicable
456 km (WLTP)
AC Charging Power
Not Applicable
11 kW
DC Charging Power
Not Applicable
150 kW
AC Charging Time
Not Applicable
8 h 36 min (0-100%)
DC Charging Time
Not Applicable
32 min (10-80%)
Regenerative Braking
Not Applicable
Yes
Spec
B40 Plus
SEALION 7
Gearbox
8AT
Single-Speed Reduction Gear
Drivetrain Layout
4WD
Front and rear electric drive units
LSD Available
No
Not Available
Transfer Case
Electronic 4WD transfer case
Not Applicable
Differential Lock
Rear electronic differential lock; Front optional electronic differential lock
3 services/80000 km service plan; 5 years/100000 km maintenance plan
Service Plan Distance
4 years / 60000 km
3 services/80000 km service plan; 5 years/100000 km maintenance plan
Service Plan
4 years / 60000 km
3 services/80000 km service plan; 5 years/100000 km maintenance plan
Spec
B40 Plus
SEALION 7
Warranty Years
5 years / 120000 km
5 years/100000 km complete vehicle; 8 years/200000 km power battery; 5 years/100000 km drive unit
Warranty Kilometers
5 years / 120000 km
5 years/100000 km complete vehicle; 8 years/200000 km power battery; 5 years/100000 km drive unit
Warranty
5 years / 120000 km
5 years/100000 km complete vehicle; 8 years/200000 km power battery; 5 years/100000 km drive unit
Spec
B40 Plus
SEALION 7
CO2 Emissions
Not Officially Disclosed
0 g/km
Fuel Octane Requirement
92 RON or higher petrol
-
Spec
B40 Plus
SEALION 7
Ownership Role
Private buyer ownership with BAIC South Africa warranty and service support
flagship all-wheel-drive derivative
Price Zar
699500 ZAR
1319900 ZAR
Pricing Role
Current ex-showroom price
flagship all-wheel-drive derivative
Starting Price
699500
1319900
Starting Price Zar
699500
1319900
In depth: how these cars differ
This B40 Plus and SEALION 7 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: B40 Plus 71 vs SEALION 7 100.
Efficiency index: B40 Plus 41 vs SEALION 7 90.
Safety-equipment index: B40 Plus 57 vs SEALION 7 99.
Practicality index: B40 Plus 67 vs SEALION 7 62.
Ownership-cover index: B40 Plus 62 vs SEALION 7 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
B40 Plus and SEALION 7 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
SEALION 7 leads by 27 points
SEALION 7 has a large lead in Hagalu's source-backed catalogue index over B40 Plus.
Large difference in the source-backed catalogue index.
Why this scoreView full breakdown
Evidence-index leader
SEALION 7
Performance
100/100
Efficiency
90/100
Safety
99/100
Practicality
62/100
B40 Plus
Performance
71/100
Efficiency
41/100
Safety
57/100
Practicality
67/100
Ownership
62/100
What the evidence means
Evidence indexBYD SEALION 7
leads the specification evidence index with 88 pts
vs 61 pts for B40 Plus
In Hagalu's specification evidence index, SEALION 7 leads. However, B40 Plus 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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