Another comparison site SiO2 chemistry

pianotuna wrote:
time2roll 80% discharge cycle life is 1500. i.e. 20% state of charge. Or to say it another way 100 amp-hours taken down to 20 amp-hours can be done 1500 times.

Yes. It seems like a bit more spread compared to lithium.
What if the battery is left at 30% to 50% charged long term in storage? Very bad for lead-acid and a non-issue for lithium.