Mg HS vs BYD SEALION 5 DM-i

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.

Mg HS in South Africa

Mg HS

2.0T AT Luxury Petrol 9-Speed Automatic Current
ZAR 665,900 ex-showroom
⚡ 170 kW 🔧 370 Nm ⛽ 11.63 km/l
VS
BYD SEALION 5 DM-i in South Africa

BYD SEALION 5 DM-i

Dynamic DM-i Plug-in Hybrid e-CVT Current
ZAR 569,900 ex-showroom
⚡ 72 kW 🔧 122 Nm ⛽ 19.2 km/l
Add a 3rd car

At a Glance — Who Wins What

Performance HS
Fuel Economy SEALION 5 DM-i
🛡 Safety HS
📦 Practicality SEALION 5 DM-i
🔑 Ownership Not enough comparable data
HS starts ZAR 10,000 cheaper HS from ZAR 499,900 · SEALION 5 DM-i from ZAR 509,900

Key Specs Side by Side

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

Spec HS SEALION 5 DM-i
Maximum Power 170 kW 72 kW @ 6000 rpm
Maximum Torque 370 Nm 122 Nm @ 4000-4500 rpm
Engine Size 1986 cc 1498 cc
Combined Fuel Economy 11.63 km/l 19.2 km/l
Ground Clearance 145 mm 150 mm
Boot / Load Bay 507 l 463 l
Airbags 7 6
Kerb Weight 1590 kg 1735 kg
Seating Capacity 5 seats 5 seats
Warranty 5 years / 200,000 km vehicle; 7 years / unlimited km engine 5 years/100000 km complete vehicle; 8 years/200000 km power battery; 5 years/100000 km drive unit

= leads in this spec

The Bottom Line

HS and SEALION 5 DM-i are close on the comparable published fields, so buyer priorities should decide.

Where They Actually Differ

Performance HS +31 pts
Efficiency SEALION 5 DM-i +35 pts
Safety HS +6 pts
Practicality SEALION 5 DM-i +4 pts

What Each Car Gets Right (and Wrong)

Catalogue-index leader

HS

Strengths
  • More powerful engine output
  • Stronger listed safety equipment
Weak Spots
  • Lower fuel efficiency
  • Lower published practicality figures
Best suited to: Published Performance

SEALION 5 DM-i

Strengths
  • Better fuel efficiency
  • Stronger published practicality figures
Weak Spots
  • Less powerful engine setup
  • Fewer listed safety features
Best suited to: Published Efficiency Published Practicality

Which One's Right for You?

HS

  • Buyers prioritising the stronger published powertrain figures
  • Buyers prioritising the more complete listed safety equipment

SEALION 5 DM-i

  • Buyers prioritising the lower published fuel or energy use
  • Buyers prioritising the stronger published space and capacity figures

Full Specs, Side by Side

Spec HS SEALION 5 DM-i
Model Introduced Year 2025 2026
Generation Current five-seat HS on MG's SIGMA-A architecture with 1.5T DCT and 2.0T automatic powertrains. First South African SEALION 5 DM-i generation
Facelift History Current-generation HS introduced locally in 2025; four petrol derivatives remain active. 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 mid-size SUV SUV
Model Year 2025 2026
Production Status active Active
Segment Mid-size SUV Medium SUV
Vehicle Type SUV Passenger vehicle
Spec HS SEALION 5 DM-i
Length 4655 mm 4738 mm
Width 1890 mm 1860 mm
Height 1655 mm 1710 mm
Wheelbase 2765 mm 2712 mm
Ground Clearance (Default) 145 mm 150 mm
Ground Clearance (With Full Seating Load) Not Officially Disclosed 150 mm
Fuel Tank Capacity 65 l 52 l
Boot/Cargo Space 507 l 463 l
Kerb Weight 1590 kg 1735 kg
Gross Vehicle Weight (GVW) 2065 kg 2145 kg
Payload Capacity 475 kg 410 kg
Towing Capacity 750 kg 0 kg
Seating Capacity 5 seats 5 seats
Number of Rows 2 rows 2 rows
Doors 5 doors 5 doors
Minimum Turning Radius 5.65 m 6.0 m
Front Headroom 968 mm 970 mm
Rear Headroom 964 mm 910 mm
Front Legroom 1044 mm 1100 mm
Rear Legroom 980 mm 935 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

HS leads by 2 points

HS and SEALION 5 DM-i are close on the comparable published fields, so buyer priorities should decide.

Index leader 69 /100
Lead 2 points
Data 78% source coverage
69
#1 Index leader

HS

78% source coverage 2 strong categories
Best at Safety 98 Check Efficiency 46
Performance 70
Efficiency 46
Safety 98
Practicality 57
Leads by 2 points
67
#2

SEALION 5 DM-i

79% source coverage 2 strong categories
Best at Safety 92 Check Performance 39
Performance 39
Efficiency 81
Safety 92
Practicality 61
Performance 24% Safety 22% Practicality 22% Efficiency 17% Ownership 15%
Category leaders What moves the verdict
Performance HS +31 Efficiency SEALION 5 DM-i +35 Safety HS +6 Practicality SEALION 5 DM-i +4

Close catalogue match. Buyer priorities should decide the outcome.

Why this score View full breakdown
Catalogue-index leader

HS

Performance 70/100
Efficiency 46/100
Safety 98/100
Practicality 57/100

SEALION 5 DM-i

Performance 39/100
Efficiency 81/100
Safety 92/100
Practicality 61/100

How to Read This Comparison

🏆 Mg HS leads the catalogue index with 69 pts vs 67 pts for SEALION 5 DM-i

In Hagalu's source-backed catalogue index, HS leads. However, SEALION 5 DM-i 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 HS and SEALION 5 DM-i 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: HS 70 vs SEALION 5 DM-i 39.

Efficiency index: HS 46 vs SEALION 5 DM-i 81.

Safety-equipment index: HS 98 vs SEALION 5 DM-i 92.

Practicality index: HS 57 vs SEALION 5 DM-i 61.

Ownership-cover index: HS not separately scored vs SEALION 5 DM-i 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.