The Types dimension of the market distinguishes material architectures that directly affect voltage stability and cycle life. Single‑crystal cathodes eliminate grain boundaries, reducing micro‑cracking under high‑voltage cycling. Co‑doped variants (e.g., Ni‑Co, Mn‑Co) adjust lattice parameters to suppress phase transitions above 4.5 V. Al‑doped formulations introduce Al³⁺ to reinforce structural integrity, extending calendar life. Surface‑coated cathodes—such as Al₂O₃‑coated, ZrO₂‑coated, and LiNbO₃‑coated—create protective barriers that mitigate electrolyte oxidation. Nano‑structured particles increase surface area, facilitating faster lithium diffusion but requiring precise control to avoid side reactions. Gradient‑composition designs vary cobalt concentration from core to surface, balancing energy density with thermal stability. Each subtype contributes a distinct share of the total market, with single‑crystal and coated products currently commanding the largest premiums due to their proven performance in high‑voltage EV packs, while doped and nano‑structured materials find niche adoption in consumer electronics and aerospace applications.