Pouch cells is interesting - I would've expected cylindrical cells in all but th... | Hacker News

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		daemonologist 23 days ago \| parent \| context \| favorite \| on: What's Hiding Inside Haribo's Power Bank and Headp... Pouch cells is interesting - I would've expected cylindrical cells in all but the smallest of battery banks. The lack of heavy steel casings might explain the high gravimetric density which was attractive to hikers.

estimator7292 23 days ago [–]

Prismatic cells have an (obviously) higher packing density. They also tend to have better discharge performance.

If your goal is weight, pouch cells use mylar or aluminum for the pouch. Cylindrical cells are typically steel I think?

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