Best marine batteries for boating: lithium, AGM, and lead-acid compared
TL;DR A 12V 100Ah lead-acid battery recharged at the usual 50% mark gives you about 600Wh. A 12V 100Ah LiFePO4 battery is rated for its full 1,280Wh.LiTime rates its lithium marine batteries at 4,000+ cycles at 100% depth of discharge and quotes AGM at 200 to 500 cycles. Both are the maker’s figures.Over its rated…
