---
title: Solid-State Battery Development
type: technology
url: "https://www.envisioning.com/research/grid/europe__solid-state-battery-development"
hub: grid
summary: European research institutions and startups advancing solid-state batteries — double the energy density of lithium-ion with no fire risk, targeting automotive and aerospace applications
---

# Solid-State Battery Development

European research institutions and startups advancing solid-state batteries — double the energy density of lithium-ion with no fire risk, targeting automotive and aerospace applications
- Technology Readiness Level: 5/9
- Impact: 3/5
- Investment: 3/5
European research groups and companies are developing solid-state batteries that replace the liquid electrolyte in conventional lithium-ion cells with a solid material. The benefits are transformative: roughly double the energy density (enabling 1000+ km range for EVs), no flammability risk (eliminating the primary safety concern of lithium-ion), and faster charging capability.

The automotive imperative drives European solid-state development: Volkswagen (through QuantumScape partnership), BMW, and Mercedes-Benz have committed billions to solid-state battery development. The European Battery Alliance coordinates public and private investment toward pilot production lines expected in the late 2020s.

The race is fierce — Toyota (Japan) and Samsung SDI (South Korea) are also close to commercialization. Europe's approach emphasizes integration with its existing automotive manufacturing ecosystem: solid-state cells designed for European car platforms, manufactured in European gigafactories, using materials sourced from European supply chains. If successful, solid-state batteries would eliminate Europe's disadvantage versus Chinese lithium-ion cell manufacturers by leapfrogging to a fundamentally superior technology.

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Source: Envisioning — Technology Research Institute (https://www.envisioning.com/research/grid/europe__solid-state-battery-development)