BYD SEALION 7 vs GWM Tank 500

A proper head-to-head in South Africa — we cover price, performance, petrol economy, safety and what it'll actually cost you to own each one long term.

BYD SEALION 7 in South Africa

BYD SEALION 7

Performance EV AWD 4.5S Electric Single-Speed Reduction Gear Current
ZAR 1,319,900 ex-showroom
⚡ 390 kW 🔧 690 Nm
VS
GWM Tank 500 in South Africa

GWM Tank 500

3.0T Hi4-T Luxury Plug-in Hybrid 9-Speed Automatic Current
ZAR 1,149,900 ex-showroom
⚡ 340 kW 🔧 750 Nm ⛽ 40 km/l
Add a 3rd car

At a Glance — Who Wins What

Performance Tie
Fuel Economy Tank 500
🛡 Safety Tank 500
📦 Practicality Tank 500
🔑 Ownership Not enough comparable data
SEALION 7 starts ZAR 40,000 cheaper SEALION 7 from ZAR 1,109,900 · Tank 500 from ZAR 1,149,900

Key Specs Side by Side

The specs that matter most — highlighted where one car leads.

Spec SEALION 7 Tank 500
Maximum Power 390 kW 340 kW @ 5500 rpm
Maximum Torque 690 Nm 750 Nm
Engine Size Not Applicable 2999 cc
Combined Fuel Economy Not Applicable 40 km/l
Ground Clearance 163 mm 224 mm
Boot / Load Bay 500 l 580 l
Airbags 9 8
Kerb Weight 2340 kg 2680 kg
Seating Capacity 5 seats 5 seats
Warranty 5 years/100000 km complete vehicle; 8 years/200000 km power battery; 5 years/100000 km drive unit 5 Years / 100,000 km

= leads in this spec

The Bottom Line

SEALION 7 and Tank 500 are close on the comparable published fields, so buyer priorities should decide.

Where They Actually Differ

Performance Equal
Efficiency Tank 500 +7 pts
Safety Tank 500 +1 pts
Practicality Tank 500 +21 pts

What Each Car Gets Right (and Wrong)

SEALION 7

Strengths
  • Nothing stands out clearly here.
Weak Spots
  • Lower fuel efficiency
  • Fewer listed safety features
  • Lower published practicality figures
Best suited to: General Use
Catalogue-index leader

Tank 500

Strengths
  • Better fuel efficiency
  • Stronger listed safety equipment
  • Stronger published practicality figures
Weak Spots
  • No obvious weak spots to flag.
Best suited to: Published Efficiency Published Practicality

Which One's Right for You?

SEALION 7

  • Buyers who prefer this derivative's confirmed specification mix

Tank 500

  • Buyers prioritising the lower published fuel or energy use
  • Buyers prioritising the more complete listed safety equipment
  • Buyers prioritising the stronger published space and capacity figures

Full Specs, Side by Side

Spec SEALION 7 Tank 500
Model Introduced Year 2025 2025
Generation First South African SEALION 7 generation First generation Tank 500, launched globally in 2023 and brought to South Africa in 2025. Local specification leans toward maximum equipment loading and softer suspension calibration versus the Chinese-domestic version.
Facelift History No separately marketed South African facelift announced as at August 2026 Recently launched into the SA market in 2025; no facelift to date. Software updates expected to refine hybrid system behaviour and adaptive air suspension calibration based on early SA fleet feedback.
Facelift Launched Since Original current-generation version 2025
Facelift Version Ending Current Current
Body Style SUV SUV
Model Year 2026 2026
Production Status Active published
Segment Medium SUV SUV
Vehicle Type Passenger vehicle SUV
Color Note - Crystal White, Hamilton Black, Pittsburgh Silver, Cosmos Grey, Atlantic Blue and Adventure Olive Green. Two-tone roof options available with selected base colours.
Dealer Stock Note - Flagship grade in the South Africa lineup
Tare Mass Kg - 2680 kg
Spec SEALION 7 Tank 500
Length 4830 mm 5060 mm
Width 1925 mm 1996 mm
Height 1620 mm 1905 mm
Wheelbase 2930 mm 2950 mm
Ground Clearance (Default) 163 mm 224 mm
Ground Clearance (With Full Seating Load) 140 mm -
Fuel Tank Capacity 0 l 80 l
Boot/Cargo Space 500 l 580 l
Kerb Weight 2340 kg 2680 kg
Gross Vehicle Weight (GVW) 2750 kg 3200 kg
Payload Capacity 410 kg -
Towing Capacity 1500 kg 3000 kg
Seating Capacity 5 seats 5 seats
Number of Rows 2 rows -
Doors 5 doors 5 doors
Minimum Turning Radius 5.85 m 13 m
Front Headroom 980 mm 990 mm
Rear Headroom 940 mm 960 mm
Front Legroom 1100 mm 1050 mm
Rear Legroom 820 mm 890 mm

Source-backed Catalogue Index

A transparent specification index shown only when every vehicle clears the minimum comparable-data threshold.

Weighted / 100
Catalogue-index readout

Tank 500 leads by 2 points

SEALION 7 and Tank 500 are close on the comparable published fields, so buyer priorities should decide.

Index leader 90 /100
Lead 2 points
Data 96% source coverage
90
#1 Index leader

Tank 500

96% source coverage 4 strong categories
Best at Performance 100 Check Ownership 65
Performance 100
Efficiency 97
Safety 100
Practicality 83
Ownership 65
Leads by 2 points
88
#2

SEALION 7

69% source coverage 3 strong categories
Best at Performance 100 Check Practicality 62
Performance 100
Efficiency 90
Safety 99
Practicality 62
Performance 24% Safety 22% Practicality 22% Efficiency 17% Ownership 15%
Category leaders What moves the verdict
Performance Level Efficiency Tank 500 +7 Safety Tank 500 +1 Practicality Tank 500 +21

Close catalogue match. Buyer priorities should decide the outcome.

Why this score View full breakdown
Catalogue-index leader

Tank 500

Performance 100/100
Efficiency 97/100
Safety 100/100
Practicality 83/100
Ownership 65/100

SEALION 7

Performance 100/100
Efficiency 90/100
Safety 99/100
Practicality 62/100

How to Read This Comparison

🏆 GWM Tank 500 leads the catalogue index with 90 pts vs 88 pts for SEALION 7

In Hagalu's source-backed catalogue index, Tank 500 leads. However, SEALION 7 may suit buyers prioritising different confirmed fields. Ultimately, the right choice depends on your driving priorities in South Africa.

Buyers Also Looked At These

Other comparisons that people in the same boat tend to check out.

Questions Buyers Usually Ask

There is no universal winner. Use the comparison table to match the exact South African derivatives 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.

Hagalu does not publish a guaranteed resale winner. Depreciation depends on age, mileage, condition, derivative, colour, supply and demand. Compare several current used-market listings and obtain trade-in valuations for equivalent examples before relying on a resale estimate.

Check the exact derivatives for drive type, ground clearance, tyres, approach and departure angles, wading depth and low-range gearing where officially disclosed. SUV styling or all-wheel drive alone does not prove that a vehicle is suitable for demanding off-road use.

Calculate each exact derivative using your monthly distance and a current fuel or electricity price, then add finance, insurance, scheduled service, tyres and licence costs. Hagalu does not claim a fixed monthly saving without those buyer-specific inputs.

It is worth more only when the exact price difference buys equipment, space, performance or ownership cover that matters to you. Compare like-for-like lifecycle states and derivatives; a current offer and a historical last-listed price are not directly equivalent.

In Depth — Breaking It All Down

This SEALION 7 and Tank 500 comparison uses the exact South African derivatives selected above. The catalogue index covers performance, efficiency, safety equipment, practicality and ownership cover only where comparable source-backed fields are present.

Performance index: SEALION 7 100 vs Tank 500 100.

Efficiency index: SEALION 7 90 vs Tank 500 97.

Safety-equipment index: SEALION 7 99 vs Tank 500 100.

Practicality index: SEALION 7 62 vs Tank 500 83.

Ownership-cover index: SEALION 7 not separately scored vs Tank 500 65.

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.