Automakers Like BMW, Nissan, and Mercedes-Benz Race to Achieve 600-Mile EV Range with Solid-State Batteries

The Next Leap in Electric Vehicle Technology

Solid-state batteries have long been hailed as the future of electric vehicles (EVs), promising revolutionary improvements over today’s lithium iron phosphate (LFP) and nickel manganese cobalt (NMC) batteries. While drivers and industry insiders have anticipated the day when these innovative batteries would render current technologies obsolete, the true breakthrough has yet to materialize. But the global automotive giants are not stepping back—in fact, they’re doubling down on their pursuit of longer-range, higher-performing EVs that could finally exceed the 600-mile (1,000 km) threshold on a single charge.

BMW’s Solid-State Ambitions: Pioneering Range and Performance

BMW is at the forefront of solid-state battery development, recently initiating real-world testing of a prototype i7 in Munich. The special i7 uses large-format solid-state cells developed by U.S.-based Solid Power, featuring advanced sulfide-based electrolytes. These batteries promise higher energy density, faster charging, greater safety, and improved lifespan compared to traditional lithium-ion packs. Looking ahead, these cutting-edge cells are set to be featured in BMW's future Neue Klasse models, with broad commercialization expected to start in the early 2030s.

Vehicle Specifications and Design Advantages

Solid-state batteries are not just about range. They are lighter and more compact, which means designers have more flexibility to create innovative vehicle architectures. Enhanced safety, thanks to reduced risk of overheating, makes these batteries even more appealing for premium electric vehicles.

Mercedes-Benz and Factorial Energy: Redefining Luxury EV Performance

Mercedes-Benz is also venturing into the solid-state arena, collaborating with long-time partner Factorial Energy. Earlier this year, the auto giant began testing its EQS luxury sedan retrofitted with next-generation battery tech. According to Uwe Keller, head of battery development at Mercedes, this battery pack boosts energy content by 25% compared to current offerings. The improvements in weight, size, and safety will not only extend driving range but also influence the brand’s signature design philosophy.

Stellantis, Toyota, and Nissan: The Global Push for Solid-State Commercialization

Stellantis, the parent group behind brands like Jeep, Peugeot, and Chrysler, is similarly committed to the transition. Partnering with Factorial Energy, Stellantis aims to begin large-scale testing of solid-state batteries in 2026. Anne Laliron, Vice President of Tech Research, has stated that solid-state technology serves as the “North Star in battery chemistry” for the group, enabling automakers to choose between delivering ultra-long range or reducing the battery’s material needs—both strategies that can drive down costs and shrink carbon footprints.

Looking to Japan, both Toyota and Nissan are targeting commercial launches of EVs powered by solid-state batteries before the decade’s end. Toyota plans for production to begin in 2027, while Nissan has announced an ambitious goal to hit the roads with its own solid-state-equipped EVs by 2028. Although recent corporate challenges may affect Nissan’s timeline, the company remains committed to pioneering the future of electric mobility.

Conclusion: The EV Range Race Heats Up

As BMW, Nissan, Mercedes-Benz, Stellantis, and other industry leaders invest heavily in solid-state battery research, the global EV market is rapidly approaching a tipping point. Longer ranges, improved efficiency, enhanced safety, and impactful design changes will position these automakers at the cutting edge of electric mobility. Car enthusiasts and early adopters can look forward to a new generation of electric cars delivering unprecedented range and performance, driving the automotive world toward a more sustainable future.