2025 marked the first year utility-scale overtook residential in MWh deployments; SolarPower Europe said all segments must accelerate growth to hit crucial EU targets. Italy was the leading utility-scale market in 2025, with projects awarded in previous years’ auctions commissioned, followed by a growing merchant market driving activity in Germany. The residential market, conversely, declined by 6%, with 9.8GWh deployments in 2025, and the scaling down of support schemes in specific countries was not sufficiently offset by new schemes introduced in others. This follows a boom in residential installations seen in 2022 and 2023, when rising electricity prices following Russia’s invasion of Ukraine were a significant driver of sales. “This year’s data shows that the EU storage market is picking up speed again, particularly in large-scale systems.