Page Comparison

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Lithium-Sulfur Batteries

https://www.theengineer.co.uk/lithium-sulphur-battery/

https://www.techexplorist.com/new-lithium-sulphur-battery-makes-cell-phone-work-five-continuous-days/29055/

https://phys.org/news/2019-10-scientists-lithium-sulfur-battery-production-future.html

Seems promising, 4x extra energy density given in some presentations, I have only seen these in the news sites. No official publications that I have seen yet, so probably a long way off from being commercialized.

Solid State Batteries 

 Some info from here:

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