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Battery costs have declined by 99% in the last three decades, making electrified transport a reality
(ourworldindata.org)
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Electric Vehicles are a key part of our tomorrow and how we get there. If we can get all the fossil fuel vehicles off our roads, out of our seas and out of our skies, we'll have a much better environment. This community is where we discuss the various different vehicles and news stories regarding electric transportation.
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The real world begs to differ: https://www.livescience.com/technology/electric-vehicles/china-puts-a-sodium-ion-battery-into-an-ev-for-the-first-time-it-can-drive-248-miles-on-a-single-charge
In the end it's a matter of price, reliability, usability, etc.
And while sodium based batteries have a worse energy density (space and weight wise) than lithium based batteries, they seem to have advantages in other areas (eg. no. of charge cycles, price per kWh, no thermal runaway, basically unlimited amounts of cheap sodium available).