MG MG3 vs MG MG4
A detailed look at how two of Australia's most popular Hatchbacks 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.
Price Breakdown
The MG MG3 starts from $20,990 before on-road costs, while the MG MG4 opens at $37,990. That makes the MG MG3 the more affordable entry point by $17,000.
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 $23,089 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 MG MG3, as a petrol model, does not qualify.
Safety Rundown
The MG MG4 holds a 5-star ANCAP rating vs 4 stars for the MG MG3.
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 MG MG3 and 6 in the MG MG4.
Feature Showdown
The MG MG3 features a 10.3-inch touchscreen paired with a 7-inch digital dash, while the MG MG4 gets a 10.3-inch display and 7-inch instruments. Apple CarPlay and Android Auto are standard across both.
Drivetrain
The MG MG3 uses a Petrol producing 81kW and 142Nm of torque, sent through a cvt to a FWD layout. It covers the 0-100km/h sprint in 10.8 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 7.9 seconds.
The MG MG4 has the clear power advantage at 125kW vs 81kW. In the real-world sprint, the MG MG4 is 2.9s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Space & Comfort
The MG MG3 measures 4,113mm long on a 2,570mm wheelbase, 174mm shorter than the MG MG4 at 4,287mm (2,705mm wheelbase). The longer wheelbase on the MG MG4 generally means more rear legroom.
Boot space is 293L in the MG MG3 and 363L in the MG MG4, giving the MG MG4 a 70L advantage.
For towing, the MG MG4 leads with a 1,500kg braked capacity vs 750kg. That 750kg difference matters if you regularly hitch up.
Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.2m to 10.8m
Based on 10.2m 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
True Cost to Own
Running cost data is not yet available for both models. We will update when figures are confirmed.
Warranty: 10 years / 250,000km (MG MG3) vs 10 years / 250,000km (MG MG4). Both match on warranty length.
Who Should Buy Which?
Buy the MG MG3 if: You want the lower entry price, or prefer MG's approach to design and ownership experience.
Buy the MG MG4 if: You prioritise performance, need more boot space, need stronger towing, or prefer MG's approach to design and ownership experience.
The Verdict
The MG MG4 takes 5 of 6 key spec categories. If boot space matters, the MG MG4 has a clear edge. The best pick depends on what you value most. Explore the full specs for each model below.
Common questions
Which is cheapest, MG MG3 and MG MG4?
The MG MG3 is the cheapest at $20,990 before on-road costs. That undercuts the MG MG4 by $17,000.
Which is the most fuel-efficient?
The MG MG3 uses the least fuel at 6L/100km on the combined cycle.
Which is safest?
The MG MG4 has the highest ANCAP rating at 5 stars.
Which has the most boot space?
The MG MG4 has the largest boot at 363L.
Which can tow the most?
The MG MG4 has the highest braked towing capacity at 1,500kg.
Which is the most powerful?
The MG MG4 makes the most power at 125kW. The MG MG4 is quickest to 100km/h in 7.9s.
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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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