Stationary storage batteries are now officially cheaper than EV batteries. (ESS News)
The flip: Battery pack prices for stationary storage plummeted 45% in 2025 to hit a record low of $70/kWh—undercutting EV packs ($99/kWh) for the first time in history.
The drivers: fierce competition and massive Chinese overcapacity, plus a decisive shift toward cheaper LFP chemistry