Soft-pack battery storage costs fall
According to the Department of Energy's Vehicle Technologies Office, lithium-ion battery pack costs for EVs have plummeted by an astounding 90% from 2008 to 2023, when adjusted for inflation. In 2023, the estimated cost stood at $139 per kilowatt-hour (kWh) for large-scale production, a dramatic decrease from $1,415 per kWh in 2008.
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4 FAQs about [Soft-pack battery storage costs fall]
Will battery pack prices drop again next year?
Given this, BNEF expects average battery pack prices to drop again next year, reaching $133/kWh (in real 2023 dollars). Technological innovation and manufacturing improvement should drive further declines in battery pack prices in the coming years, to $113/kWh in 2025 and $80/kWh in 2030.
How much does a battery pack cost?
Over the past two years, the cell-to-pack cost ratio has diverged from the traditional 70:30 split, a result of changes to pack design, such as the introduction of cell-to-pack designs. On a regional basis, battery pack prices were cheapest in China, at $111/kWh. Packs in the U.S. and Europe cost 40% and 60% higher, respectively.
Why are lithium-ion battery prices falling?
The declining prices of raw materials and components have also been contributing factors. BloombergNEF's annual battery price survey confirms this trend, revealing that lithium-ion battery pack costs fell by 14% in 2023, reaching a record low of $139 per kWh.
How much energy can a battery store in a liter?
As Ziegler and Trancik show, the energy density of cells has also been increasing. Energy density measures the amount of electrical energy you can store in a liter (or unit) of battery. In 1991 you could only get 200 watt-hours (Wh) of capacity per liter of battery. You can now get over 700 Wh.