The competition between lead-acid and lithium batteries is a highly important topic to be discussed in this context. A lot of people believe that Lithium batteries would be better than Lead acid because of their features, but there are several factors which can decide the difference. Lead acid batteries are more suitable for car applications whereas lithium ones are used for heavy electrical equipment such as lasers, computers etc. Due to their configurations, lead acid batteries have an improved cycle life compared to high capacity lithium ion batteries due to high specific energy (potential energy/ discharge vs internal resistance/charge). Lead acid batteries are safer to use and are less expensive than lithium batteries. These qualities make lead-acid batteries ideal for use in cars and other vehicles, where a catastrophic failure could be devastating to the vehicle. Lithium batteries have some advantages over lead-acid batteries: they're more powerful, more efficient and can...