Toyota’s Solid-State Battery Targets 745-Mile Range and Sub-10-Minute Charging for 2028 Lexus EV Debut

July 26, 2026

EVCUBE.NET USA

Overview

Toyota plans to debut its all-solid-state battery in luxury Lexus models by 2028, aiming for a 745-mile range and under 10-minute full recharge times. While not yet in production vehicles in 2026, the company targets commercial energy densities of 400–500 Wh/kg, approximately double that of current top-tier lithium-ion packs. Toyota is collaborating with Idemitsu Kosan and Sumitomo Metal Mining to accelerate the development of sulfide-based solid electrolytes and cathode materials to achieve these ambitious performance metrics.

In Depth

Key Findings

Toyota Motor Corporation has set ambitious goals for the commercialization of its all-solid-state battery technology, planning its debut in a luxury Lexus model by 2028. This next-generation battery aims to deliver an astounding 745-mile (approximately 1,200 km) range on a single charge and achieve a full recharge in less than 10 minutes. As of 2026, while not yet in mass-produced vehicles, Toyota targets a commercial energy density of 400–500 Wh/kg, which is roughly double the performance of today’s best lithium-ion battery packs.

Technical and Clinical Details

Toyota’s solid-state battery is based on sulfide-based solid electrolytes. By replacing liquid electrolytes with solid materials, the technology significantly enhances battery safety and energy density. Sulfide-based solid electrolytes are particularly promising due to their high ionic conductivity and excellent stability at elevated temperatures, making them critical for improving EV performance. Toyota is pursuing strategic partnerships with Idemitsu Kosan for solid electrolyte development and Sumitomo Metal Mining for cathode materials, leveraging their material science expertise to establish mass production capabilities. These technological advancements are key to achieving the targeted high energy density and rapid charging performance. The ability of solid-state batteries to store more energy in less space, compared to conventional liquid-electrolyte batteries, will also increase design flexibility and enhance the performance of EVs.

Background and Industry Context

As the electric vehicle market expands, battery performance remains a crucial factor influencing consumer adoption. Range anxiety and long charging times are significant barriers to widespread EV ownership. Toyota’s solid-state battery technology has the potential to fundamentally address these challenges, elevating EVs to a competitive level with internal combustion engine vehicles. In 2026, numerous automakers and battery manufacturers are intensely focused on solid-state battery development, but Toyota’s integrated approach, from material development to vehicle integration, stands out. The planned deployment in a Lexus supercar will serve as an ideal showcase for the technology’s superiority and reliability.

Strategic Significance and Outlook

If Toyota’s solid-state battery successfully enters the market by 2028, it will undoubtedly trigger a major transformation in the EV sector. This could shift consumer perceptions of EVs and accelerate their adoption significantly. The primary challenges moving forward will be establishing mass production systems and reducing costs, areas where Toyota’s robust supply chain and manufacturing expertise offer a considerable advantage. Beyond automotive, this technology is also expected to have ripple effects across other sectors, including aerospace and stationary energy storage, potentially setting a new standard for next-generation energy storage solutions.

Source: https://evcube.net/toyota-solid-state-battery-2026-everything-you-need-to-know/

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