72 hours for a fully charged battery.
One you don’t charge EV batteries all the way up too often or you can damage them.
Two if you have been driving your battery will have been partially depleted.
Three if you run down your battery keeping warm your EV will have to be hauled out on a flatbed.
They are developing anodes for batteries that will result rapid charging. (Search Niobium Anode battery)
https://www.ai4beginners.com/solid-state-battery-companies/
(Nice picture of a lady with a car at the link!)
They list 7 companies working on solid state batteries for various products.
“QuantumScape’s all-solid-state battery technology is currently the most advanced. Its prototype battery can charge to 80% capacity in 15 minutes and that’s “faster than either conventional battery or alternative solid-state approaches are capable of delivering”.”
I have a car that runs on gasoline because batteries do not work well in the winter months. (If we can get to Solid Hydrogen Fuel cells I might look at an upgrade.)