MG4 to get world-first semi-solid-state battery, due in Australia in 2026

by Chief Editor

MG4 Anxin Edition: A Glimpse into the Future of EV Batteries

The automotive world is buzzing about the arrival of the first MG4 Anxin Edition electric hatchbacks in China, and its planned Australian launch in 2026. But this isn’t just another EV release. The Anxin Edition marks a significant step forward, being the first mass-produced vehicle to utilize liquid semi-solid-state battery technology – a crucial bridge between current lithium-ion batteries and the much-hyped solid-state future.

What Makes Semi-Solid-State Batteries a Game Changer?

For years, automakers have been chasing the holy grail of battery technology: solid-state batteries. These promise higher energy density, faster charging times, and improved safety. However, full solid-state technology is still facing hurdles in mass production and cost. Liquid semi-solid-state batteries offer a compelling interim solution. They use a liquid electrolyte, but with significantly reduced flammability and increased stability compared to conventional lithium-ion batteries. MG’s implementation uses 5% less liquid electrolyte, a key improvement.

The Anxin Edition boasts a claimed 530km CLTC range (approximately 435km WLTP), and a price tag of ¥102,800 (around $21,944 AUD). This undercuts the BYD Dolphin’s Chinese price point, making it a potentially disruptive force in the affordable EV market. The faster charging capabilities – 80% charge in just 21 minutes with 2C ultra-fast charging – are also a major draw.

Beyond MG: The Global Race for Solid-State Supremacy

MG isn’t alone in pursuing this technology. The push for solid-state and semi-solid-state batteries is a global phenomenon, driven by increasing demand for EVs and stricter safety regulations. China, in particular, is leading the charge, with new laws coming into effect in July 2026 focused on EV battery safety – regulations solid-state batteries are well-positioned to meet.

Honda is investing heavily, opening a dedicated manufacturing facility for solid-state batteries in 2025. Mercedes-Benz and Hyundai are also actively developing their own solid-state solutions. Even automotive giants like Toyota, the world’s largest carmaker, are aiming to integrate solid-state batteries into their models by 2027 or 2028. Toyota’s ambition includes a projected 40-year lifespan for these advanced batteries.

New entrants like GAC, which recently launched in Australia, are also planning to introduce solid-state technology in 2026. This widespread interest highlights the belief that these batteries are not just a future possibility, but a critical component of the next generation of electric vehicles.

Pro Tip: Keep an eye on energy density (measured in Wh/kg) when comparing battery technologies. Higher energy density means more range for the same battery weight.

The Benefits Extend Beyond Range and Safety

The advantages of solid-state and semi-solid-state batteries go beyond increased range and enhanced safety. They also offer the potential for:

  • Reduced Weight: More efficient batteries can deliver the same range with a smaller, lighter pack.
  • Lower Costs: Simpler manufacturing processes could eventually lead to lower battery costs, making EVs more accessible.
  • Faster Charging: Improved thermal stability allows for faster charging rates without compromising battery life.

Currently, the battery represents the single most expensive component of an EV. Reducing its cost is paramount to achieving widespread EV adoption.

Will the Anxin Edition’s Tech Come to Australia?

While the MG4 Anxin Edition is currently exclusive to the Chinese market, MG Motor Australia has confirmed a 54kWh battery – the same size as the one used in the Anxin Edition – is planned for local showrooms. Whether this will be the liquid semi-solid-state version remains to be seen. The availability of this advanced technology in Australia will be a key factor in the MG4’s competitiveness.

Did you know? Solid-state batteries replace the flammable liquid electrolyte found in traditional lithium-ion batteries with a solid material, significantly reducing the risk of fire.

Frequently Asked Questions (FAQ)

Q: What is the difference between solid-state and semi-solid-state batteries?
A: Solid-state batteries use a completely solid electrolyte, while semi-solid-state batteries use a liquid electrolyte with additives to improve stability and reduce flammability.

Q: Are solid-state batteries safe?
A: Yes, they are considered significantly safer than traditional lithium-ion batteries due to the non-flammable nature of the solid electrolyte.

Q: When will solid-state batteries become widely available?
A: While some vehicles are beginning to incorporate semi-solid-state technology, widespread adoption of full solid-state batteries is expected in the late 2020s and early 2030s.

Q: Will solid-state batteries make EVs cheaper?
A: Potentially, yes. Simpler manufacturing processes and the use of more abundant materials could lower battery costs.

Explore the MG showroom to learn more about their current and upcoming EV models.

What are your thoughts on the future of EV battery technology? Share your opinions in the comments below!

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