NiMH battery vs Li-ion battery: which offers better energy density?
Li-ion batteries outperform NiMH in energy density, offering 100–265 Wh/kg versus NiMH’s 60–120 Wh/kg. This makes Li-ion ideal for weight-sensitive applications like EVs and smartphones. Li-ion also excels volumetrically (250–730 Wh/L vs. 140–300 Wh/L), enabling compact designs. However, NiMH remains cost-effective for low-drain devices. Pro Tip: Prioritize Li-ion for high-power needs but use NiMH where … Read more