Energy Storage Cost and Performance Database
DOE''s Energy Storage Grand Challenge supports detailed cost and performance analysis for a variety of energy storage technologies to accelerate their development and deployment.
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Read more +Global energy storage system prices hit record low as costs fall 31%
Energy storage system prices have fallen to their lowest level on record, dropping to a global average of $117/kWh in 2025. The new figures come from BloombergNEF''s Energy Storage...
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Read more +Energy Storage Systems Cost Survey 2025 | BloombergNEF
Turnkey energy storage system prices fell sharply this year to a global average of $117/kWh, down 31% from 2024. This marks the lowest level in BloombergNEF''s annual cost survey, driven by continued
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Read more +BNEF finds 40% year-on-year drop in BESS costs
Around the beginning of this year, BloombergNEF (BNEF) released its annual Battery Storage System Cost Survey, which found that global average turnkey energy storage system prices
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Read more +Battery storage system prices continue to fall
Global average prices for turnkey battery storage systems fell by almost a third year-over-year, with sharp cost declines expected to continue. In 2025, the global average price of a
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Read more +Cost Projections for Utility-Scale Battery Storage: 2025 Update
In this work we describe the development of cost and performance projections for utility-scale lithium-ion battery systems, with a focus on 4-hour duration systems. The projections are developed from an
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Read more +2019 Energy Storage Pricing Survey
The goal of this report is to summarize energy storage capital costs that were obtained from industry pricing surveys.
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Read more +Energy Storage Reports and Data
The following resources provide information on a broad range of storage technologies.
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Read more +How cheap is battery storage? | Ember
About This report provides the latest, real-world evidence on the cost of large, long-duration utility-scale Battery Energy Storage System (BESS) projects.
View/Download Energy Storage System Cost Survey Report [PDF]
PDF version includes complete article with source references. Suitable for printing and offline reading.