Post #1375396
2026-04-01 13:18 UTC
The energy density steadily increased over time while prices decreased:
[This article](https://rmi.org/the-rise-of-batteries-in-six-charts-and-not-too-many-numbers/) includes some interesting background info and the following chart.
Replies (1)
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@Womble@piefed.world 2026-04-01 15:45
It should be pointed out that those two changes are very much not equal. Energy density has only increased by a factor of ~5, whereas cost has fallen by a factor of ~90 (by eye).