In the battery market, lead-acid batteries and lithium batteries are the two most common types of batteries. They each have unique characteristics and advantages, but in the automotive field, the difference between these two types of batteries is particularly important due to high requirements for performance, price, and safety. This article will conduct an in-depth comparison between lead-acid batteries and lithium batteries, and provide a detailed analysis from four aspects: price, number of charging cycles, safety, and weight.
Price comparison
Lead acid batteries are generally cheaper than lithium batteries, often only half the price of lithium batteries. This is mainly because the technology of lead-acid batteries is more mature and the production cost is relatively low. Due to the use of more advanced materials and technologies, the production cost of lithium batteries is relatively high, so the price is also relatively high. For many consumers with limited budgets, the low price of lead-acid batteries is undoubtedly an attractive advantage.
Comparison of charging cycle times
Lithium batteries have significant advantages in terms of charging cycle times. According to the frequency of charging once every three days, the service life of lithium batteries can usually reach about 6 years, while the service life of lead-acid batteries is generally only three years. This is mainly because the chemical reactions during the charging and discharging process of lithium batteries are more stable and can withstand more charging and discharging cycles. Therefore, although lithium batteries are expensive, their cost-effectiveness will be higher in long-term use.
Security comparison
In terms of safety, lead-acid batteries are safer than lithium batteries. Lithium batteries, due to their active internal chemical reactions, are prone to spontaneous combustion in the event of overcharging, over discharging, or short circuits. However, lead-acid batteries have a much lower probability of spontaneous combustion due to their relative stability in chemical reactions. Therefore, for some vehicles with high safety requirements, such as electric vehicles, lead-acid batteries may be a safer choice.
Weight comparison
Under the same specifications, lead-acid batteries are usually heavier than lithium batteries. This is mainly because the internal structure of lead-acid batteries determines that they require more heavy metals to form. The difference in weight has a certain impact on the portability of mobile devices, but its impact is not significant in fields such as automobiles.
Lead acid batteries and lithium batteries each have their own advantages and disadvantages. Lead acid batteries have gained some market share due to their low price and good safety, especially in situations with limited budgets or high safety requirements. Although lithium batteries are expensive and have certain safety hazards, their long lifespan and high performance make them widely used in higher demand situations, such as electric scooters and other fields. In the future, with the advancement of technology, we look forward to seeing safer, better performing, and more affordable battery products emerge to meet the needs of more consumers.
Guangzhou Battsys Co., Ltd (NEEQ:837375), was founded in 2006, which is a join-stock high-tech enterprise engaging in ODM and OEM , specially for customized and diverse research&production of lithium-ion battery，BATTSYS annual production capacity is tens of millions battery cells. The products are exported to dozens of countries & regions such as Europe, America & Asia etc.
