Sunday, March 8, 2026

On the horizon (near and far): improved e-bike batteries

By Aidan O’Leary
A version of this article ran in the July issue of Bicycle Retailer & Industry News.
(BRAIN) — Super lightweight. Ten-minute charge time. Double the range. Less likely to burn down your store. If I could promise you all that in an e-bike battery, how quickly would you be putting in an order?
Recent developments in battery compositions and management systems promise huge improvements over the current industry standard, lithium-ion. And while some of the developments will take years to reach the e-bike market, some are nearly here. We reached out to researchers, e-bike brand owners, and battery experts to learn what’s coming.
Key metrics
To get a sense of the key metrics for e-bike batteries, BRAIN spoke with Ravi Kempaiah, co-founder of Zen Ebikes and a postdoc at Dahn Lab at Nova Scotia’s Dalhousie University. Kempaiah, in collaboration with Dahn Lab and Tesla,…

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