Comparative Analysis Of Lead Acid Battery And Lithium Battery

1: nominal voltage is different

Lead-acid battery cell nominal voltage: 2.0V

Lithium battery single nominal voltage: 3.6V

2: Different internal materials

The positive and negative electrodes of lead-acid batteries are lead oxide, metal lead, and the electrolyte is concentrated sulfuric acid.

The positive and negative electrodes of lithium battery are lithium cobalt oxide / lithium iron phosphate / lithium manganate, graphite, organic electrolyte

3: different energy

Lead acid battery 30WH/KG

Lithium battery 150WH/KG

4: Different electrical characteristics

Lead-acid batteries cannot discharge at high currents and have a short life

Lithium battery can discharge at high current and has a good life