Technology

Solid-State Battery Timeline 2025-2030: EV Roadmap

A solid-state battery replaces the liquid or gel electrolyte in a conventional lithium-ion cell with a solid one and usually still contains lithium. As of Augu…

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PILOT LINE OPENS

Samsung SDI Opens Its Solid-State "S-Line" in Suwon

Samsung SDI opened a dedicated solid-state pilot line at its Suwon R&D center, later supplying prototype samples to automaker customers from 2023 onward.

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PILOT LINES START

Nissan and Honda Both Begin Pilot Production in Japan

Nissan began operating its all-solid-state pilot line at its Yokohama plant, and Honda began production on its own demonstration line in Sakura City, Tochigi, both aimed…

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ROAD TESTING BEGINS

Mercedes-Benz Puts a Solid-State EQS on Public Roads

Following lab validation at the end of 2024, Mercedes began on-road testing of a Factorial-equipped EQS prototype, targeting a range over 1,000 km.

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1,205 KM ON ONE CHARGE

Mercedes' Test EQS Drives Stuttgart to Malmo Without Stopping

The modified EQS completed a 1,205 km drive without a single charging stop, arriving with 137 km of range still remaining, roughly 25% more usable capacity than the stan…

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COBRA SAMPLES SHIP

QuantumScape Ships First B1 Samples to PowerCo

QuantumScape began shipping Cobra-process B1 samples to PowerCo (Volkswagen's battery unit) for testing, targeting the start of in-vehicle field tests in 2026.

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SULFIDE PARTNERSHIP

Toyota and Idemitsu Formalize Their Solid-State Push

Idemitsu committed to a large-scale sulfide-electrolyte facility targeting roughly 1,000 metric tons of lithium sulfide annually, supporting Toyota's stated 2027-2028 co…

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23-CELL PACK PROTOTYPE

Nissan Stacks Cells Into a Vehicle-Sized Pack

Nissan announced it had stacked up to 23 all-solid-state cells into a single pack prototype the company says is sized for actual vehicle use, at its Yokohama pilot line.

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COMMERCIALIZATION TARGETS

Toyota, Samsung SDI and BYD Target First Commercial Cells

Toyota, Samsung SDI and BYD each target roughly 2027-2028 for first commercial application, typically in limited or premium vehicles, with broader mass-market scale targ…

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