Adoption is driven by Li-ion batteries’ smaller footprint, simpler maintenance, and longer lifespan compared to lead-acid batteries.

Source: https://www.networkworld.com/article/3692430/data-center-fires-raise-concerns-about-lithium-ion-batteries.html

Lithium-ion batteries have more than twice as much energy density compared to lead-acid batteries.

Source: https://thediplomat.com/2023/03/japan-commissions-second-taigei-class-diesel-electric-attack-submarine/

Still, the poor power came back to haunt me, as although I passed some of the stragglers with boxes piled high on their bikes, they soon caught up and overtook me on their de-restricted, lead-acid, generic mopeds.

Source: https://www.wired.co.uk/article/first-ride-sundiro-honda-x-muji-ms01

The energy-storing capacity of lead-acid batteries works on reversible chemical reactions.

Source: https://forextv.com/top-news/trending-global-lead-acid-battery-market-size-share-to-surpass-115-1-billion-by-2030-at-a-2-52-cagr-cost-effectiveness-of-lead-acid-batteries-to-propel-market-demand-facts-factors/

The nontoxic, aqueous electrolyte used in zinc-ion batteries means that well established methods like those for lead-acid battery disposal can be used.

Source: http://redgreenandblue.org/2023/09/16/100-renewable-energy-zinc-ion-batteries-may-solve-renewable-energy-storage-problem/