Global Energy Tech Markets Forecast Strong Growth for Solid‑State Batteries and GaN Power Semiconductors

Fortune Business Insights projects the worldwide sulfide‑based solid‑state battery market to reach $6.735 billion by 2034, up from $422.9 million in 2025, representing a 35.34 % CAGR. The Asia‑Pacific region accounts for 56.86 % of 2025 sales, with major players such as Samsung SDI, Toyota Motor, LG Energy Solution, CATL, Solid Power, Nissan, Hyundai Motor Group and others driving development through partnerships, acquisitions and R&D.

Astute Analytica forecasts the global gallium‑nitride (GaN) power‑semiconductor market to expand from $3 billion in 2025 to $20 billion by 2035, a 20.9 % CAGR. Growth is propelled by electric‑vehicle power‑train and charging systems, renewable‑energy converters, AI‑driven data‑center infrastructure, and consumer‑electronics fast‑charging applications. Leading firms include Infineon Technologies, Navitas Semiconductor, Power Integrations, EPC, Texas Instruments, STMicroelectronics, Onsemi, GaN Systems, Nexperia, Renesas, ROHM, Wolfspeed and MACOM.