MG MG4 vs NIO Firefly
Two electric Hatchbacks go head to head. Which EV is the better buy for Australian drivers in 2026?
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
Pricing for one or both models is yet to be confirmed for the Australian market. We will update this comparison when official RRPs are announced.
Safety Rundown
ANCAP safety ratings have not been published for both models yet. We will update this section when crash test results are available.
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.
How long to charge
44.9kWh usablePublic DC
50kW charger · 0–80%
Ultra-rapid DC
up to 100kW · 0–80%
Estimates from usable battery size and the car's max charge rates (7kW AC, 100kW DC). Real times vary with temperature, starting charge, charger output and the charging curve.
Feature Showdown
The MG MG4 features a 10.3-inch touchscreen paired with a 7-inch digital dash, while the NIO Firefly gets a 13.2-inch display and 6-inch instruments. Apple CarPlay and Android Auto are standard across both.
The MG MG4 stands out with power tailgate that you will not find on the NIO Firefly. Which feature set matters more depends on your daily routine and priorities.
Drivetrain
The MG MG4 uses a Electric producing 125kW and 250Nm of torque, sent through a auto to a RWD layout. It covers the 0-100km/h sprint in 7.7 seconds.
The NIO Firefly responds with a Single electric motor making 105kW and 200Nm, paired to a automatic driving the rear wheels. It gets to 100km/h in 8.1 seconds.
The MG MG4 has the clear power advantage at 125kW vs 105kW. In the real-world sprint, the MG MG4 is 0.4s quicker. For most buyers, the way each car feels day-to-day matters more than outright acceleration.
Battery: 51kWh (MG MG4) vs 41.2kWh (NIO Firefly), giving WLTP ranges of 350km and 330km. DC fast charging peaks at 88kW (MG MG4) vs 100kW (NIO Firefly).
Space & Comfort
The MG MG4 measures 4,287mm long on a 2,705mm wheelbase, 284mm longer than the NIO Firefly at 4,003mm (2,700mm wheelbase). The longer wheelbase on the MG MG4 generally means more rear legroom.
Boot space is 363L in the MG MG4 and 308L in the NIO Firefly, giving the MG MG4 a 55L advantage.
0Turning Circle
Kerb-to-kerb diameter. Smaller turns easier in tight carparks and U-turns.
10.4m to 10.8m
Based on 10.8m turning circle:
- U-turn on standard street (7m+ wide)
- Standard parking bay
- Tight carparks
- Narrow laneways
Based on 10.4m 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 MG4) vs 7 years / 150,000km (NIO Firefly). The MG MG4 has longer coverage.
Who Should Buy Which?
Buy the MG MG4 if: You prioritise performance, need more boot space, value a longer warranty, or prefer MG's approach to design and ownership experience.
Buy the NIO Firefly if: You or prefer NIO's approach to design and ownership experience.
The Verdict
The MG MG4 takes 7 of 8 key spec categories. If boot space matters, the MG MG4 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, MG MG4 and NIO Firefly?
The MG MG4 is the cheapest at $37,990 before on-road costs.
Which has the longest driving range?
The NIO Firefly has the most range at 427km (WLTP).
Which charges fastest?
The NIO Firefly accepts the highest DC charging at up to 100kW.
Which is safest?
They are evenly matched — 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 MG MG4 has the largest boot at 363L.
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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