Kia K4 vs MG MG4
A detailed look at how two of Australia's most popular cars compare on price, running costs, safety, and everyday livability.
Specifications and pricing correct at time of publishing. Prices are RRP before on-road costs unless stated otherwise. Always confirm with the manufacturer or dealer before purchasing.
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Price Breakdown
The Kia K4 starts from $32,090 before on-road costs, while the MG MG4 opens at $37,990. That makes the Kia K4 the more affordable entry point by $5,900.
Once you factor in stamp duty, registration, CTP insurance, and dealer delivery, expect to add roughly 8-12% on top of the RRP depending on your state. That puts estimated driveaway prices in the ballpark of $35,299 and $41,789 respectively.
The MG MG4 qualifies for FBT exemption as an electric vehicle, which can dramatically reduce the effective cost for novated lease buyers. The Kia K4, as a petrol model, does not qualify.
Safety Rundown
Both the Kia K4 and MG MG4 hold a 5-star ANCAP safety rating.
Where the two diverge is in active safety technology. Both models are evenly matched with 5 out of 10 key ADAS systems.
Both include the essentials: autonomous emergency braking, lane keep assist, adaptive cruise control, a reversing camera. Airbag count is 6 in the Kia K4 and 6 in the MG MG4.
Charging Times
How long each takes to charge — from a household power point to ultra-rapid DC — estimated from battery size and max charge rates.
How long to charge
50.8kWh usablePublic DC
50kW charger · 0–80%
Ultra-rapid DC
up to 88kW · 0–80%
Estimates from usable battery size and the car's max charge rates (6.6kW AC, 88kW DC). Real times vary with temperature, starting charge, charger output and the charging curve.
Feature Showdown
Both come with modern infotainment systems. Apple CarPlay and Android Auto are standard across both.
The Kia K4 stands out with wireless Apple CarPlay/Android Auto that you will not find on the MG MG4. The MG MG4 counters with Apple CarPlay and power tailgate. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The Kia K4 uses a Petrol producing 110kW and 180Nm of torque, sent through a automatic to a FWD layout. It covers the 0-100km/h sprint in 9.8 seconds.
The MG MG4 responds with a Electric making 125kW and 250Nm, paired to a auto driving the rear wheels. It gets to 100km/h in 7.7 seconds.
The MG MG4 has the clear power advantage at 125kW vs 110kW. In the real-world sprint, the MG MG4 is 2.1s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The Kia K4 measures 4,710mm long on a 2,720mm wheelbase, 423mm longer than the MG MG4 at 4,287mm (2,705mm wheelbase). The longer wheelbase on the Kia K4 generally means more rear legroom.
Boot space is 508L in the Kia K4 and 363L in the MG MG4, giving the Kia K4 a 145L advantage.
For towing, the Kia K4 leads with a 1,100kg braked capacity vs 500kg. That 600kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.7m to 10.8m
Based on 10.7m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 10.8m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Turning circle ratings
Compare U-turns side by side
Turning Circle · U-turn compare
kerb-to-kerb, 2 cars0 of 2 clear a 7.0 m street in one sweep
Green cars complete the U-turn; amber need a 3-point turn. Drag the slider to test tighter streets.
Standard widths: AU local streets ~5.5–7 m; main roads ~9–12 m.
True Cost to Own
Running cost data is not yet available for both models. We will update when figures are confirmed.
Warranty: 7 years / 999,999km (Kia K4) vs 10 years / 250,000km (MG MG4). The MG MG4 has longer coverage.
Who Should Buy Which?
Buy the Kia K4 if: You want the lower entry price, need more boot space, need stronger towing, or prefer Kia's approach to design and ownership experience.
Buy the MG MG4 if: You prioritise performance, value a longer warranty, or prefer MG's approach to design and ownership experience.
The Verdict
This is genuinely close. The Kia K4 and MG MG4 trade blows across the spec sheet, and neither runs away with an outright win. If boot space matters, the Kia K4 has a clear edge. The MG MG4 adds peace of mind with a longer 10-year warranty. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, Kia K4 and MG MG4?
The Kia K4 is the cheapest at $32,090 before on-road costs. That undercuts the MG MG4 by $5,900.
Which is the most fuel-efficient?
The Kia K4 uses the least fuel at 6L/100km on the combined cycle.
Which is safest?
They are evenly matched — Kia K4 and MG MG4 all hold a 5-star ANCAP rating. Compare the active-safety features above to separate them.
Which has the most boot space?
The Kia K4 has the largest boot at 508L.
Which can tow the most?
The Kia K4 has the highest braked towing capacity at 1,100kg.
Which has the best warranty?
The MG MG4 has the longest warranty at 10 years / 250k km.
Which is the most powerful?
The MG MG4 makes the most power at 125kW. The MG MG4 is quickest to 100km/h in 7.7s.
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Disclaimer: All information in this comparison was believed to be correct at the time of publishing (20 April 2026). Prices are manufacturer recommended retail prices (RRP) and may vary by state, dealer, and options. Driveaway costs include estimated on-road costs for Victoria. Fuel economy figures are WLTP/ADR combined cycle. Specifications can change without notice. Always verify with the manufacturer before making a purchase decision. CarSorted does not accept payment for recommendations.
Auto-generated from CarSorted's specification data · 20 April 2026
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