KIA Sonet vs Mg ZS

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.

KIA Sonet in South Africa

KIA Sonet

1.5 EX+ CVT Petrol CVT Current
ZAR 469,995 ex-showroom
⚡ 85 kW 🔧 143 Nm ⛽ 16.9 km/l
VS
Mg ZS in South Africa

Mg ZS

1.5L 4AT Luxury Petrol 4-Speed Automatic Current
ZAR 309,900 ex-showroom
⚡ 84 kW 🔧 150 Nm ⛽ 14.08 km/l
Add a 3rd car

At a Glance — Who Wins What

Performance ZS
Fuel Economy Sonet
🛡 Safety Sonet
📦 Practicality Sonet
🔑 Ownership Not enough comparable data
ZS starts ZAR 40,095 cheaper Sonet from ZAR 329,995 · ZS from ZAR 289,900

Key Specs Side by Side

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

Spec Sonet ZS
Maximum Power 85 kW @ 6300 rpm 84 kW
Maximum Torque 143 Nm @ 4000 rpm 150 Nm
Engine Size 1497 cc 1498 cc
Combined Fuel Economy 16.9 km/l 14.08 km/l
Ground Clearance 211 mm 175 mm
Boot / Load Bay 392 l 359 l
Airbags 6 6
Kerb Weight 1270 kg 1258 kg
Seating Capacity 5 seats 5 seats
Warranty 7 Years / 150,000 km 7 years / 200,000 km

= leads in this spec

The Bottom Line

Sonet and ZS are close on the comparable published fields, so buyer priorities should decide.

Where They Actually Differ

Performance ZS +1 pts
Efficiency Sonet +10 pts
Safety Sonet +6 pts
Practicality Sonet +7 pts

What Each Car Gets Right (and Wrong)

Catalogue-index leader

Sonet

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

ZS

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

Which One's Right for You?

Sonet

  • 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

ZS

  • Buyers prioritising the stronger published powertrain figures

Full Specs, Side by Side

Spec Sonet ZS
Model Introduced Year 2021 2025
Generation First generation (BC3); launched globally 2020, SA 2021 Current local value-positioned ZS compact SUV, sold alongside rather than replaced by the larger turbocharged ZS Pro.
Facelift History 2023 model year update with revised front styling and expanded ADAS features Current South African ZS specification introduced with MG's market return in 2025.
Facelift Launched Since 2023 2025
Facelift Version Ending Current Current
Body Style SUV Five-door compact SUV
Color Note Clear White, Aurora Black Pearl, Gravity Blue, Pewter Olive, Intense Red, Steel Grey, Glacier White Pearl (two-tone options on SX) -
Dealer Stock Note Flagship grade in the South Africa lineup -
Model Year 2026 2024
Production Status active active
Segment SUV Compact SUV
Tare Mass Kg 1270 kg -
Vehicle Type SUV SUV
Spec Sonet ZS
Length 3995 mm 4314 mm
Width 1790 mm 1809 mm
Height 1635 mm 1624 mm
Wheelbase 2500 mm 2585 mm
Ground Clearance (Default) 211 mm 175 mm
Ground Clearance (With Full Seating Load) 190 mm Not Officially Disclosed
Fuel Tank Capacity 45 l 48 l
Boot/Cargo Space 392 l 359 l
Kerb Weight 1270 kg 1258 kg
Gross Vehicle Weight (GVW) 1710 kg 1695 kg
Payload Capacity 408 kg 437 kg
Towing Capacity 1100 kg 500 kg
Seating Capacity 5 seats 5 seats
Number of Rows 2 rows 2 rows
Doors 5 doors 5 doors
Minimum Turning Radius 10.4 m 5.6 m
Front Headroom 990 mm 1043 mm
Rear Headroom 950 mm 995 mm
Front Legroom 1030 mm 1070 mm
Rear Legroom 860 mm 850 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

Sonet leads by 7 points

Sonet and ZS are close on the comparable published fields, so buyer priorities should decide.

Index leader 64 /100
Lead 7 points
Data 99% source coverage
64
#1 Index leader

Sonet

99% source coverage 2 strong categories
Best at Safety 93 Check Performance 36
Performance 36
Efficiency 65
Safety 93
Practicality 59
Ownership 71
Leads by 7 points
57
#2

ZS

73% source coverage 1 strong categories
Best at Safety 87 Check Performance 37
Performance 37
Efficiency 55
Safety 87
Practicality 52
Performance 24% Safety 22% Practicality 22% Efficiency 17% Ownership 15%
Category leaders What moves the verdict
Performance ZS +1 Efficiency Sonet +10 Safety Sonet +6 Practicality Sonet +7

Close catalogue match. Buyer priorities should decide the outcome.

Why this score View full breakdown
Catalogue-index leader

Sonet

Performance 36/100
Efficiency 65/100
Safety 93/100
Practicality 59/100
Ownership 71/100

ZS

Performance 37/100
Efficiency 55/100
Safety 87/100
Practicality 52/100

How to Read This Comparison

🏆 KIA Sonet leads the catalogue index with 64 pts vs 57 pts for ZS

In Hagalu's source-backed catalogue index, Sonet leads. However, ZS 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 Sonet and ZS 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: Sonet 36 vs ZS 37.

Efficiency index: Sonet 65 vs ZS 55.

Safety-equipment index: Sonet 93 vs ZS 87.

Practicality index: Sonet 59 vs ZS 52.

Ownership-cover index: Sonet 71 vs ZS 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.