NMC vs LFP vs NCA Cathodes: Which Battery Chemistry Leads in 2026? The cathode is arguably the single most consequential material choice inside a lithium-ion battery: it drives energy density, cost, thermal behavior, and how long the cell actually lasts under real-world use. The three chemistries competing for dominance today, NMC, LFP, and NCA, each carved out their own territory over the...