In the first half of 2025, CATL and BYD continued their dominance in the global electric vehicle (EV) battery market. According to data from South Korean market research firm SNE Research, global EV battery installations reached 504.4 GWh in January-June, a 37.3 percent increase from the same period last year.
CATL, the Chinese battery giant, saw its EV battery installations reach 190.9 GWh in the first half of 2025, up 37.9 percent from the previous year. With a market share of 37.9 percent, CATL maintained its position as the world’s top supplier, the only one with a market share exceeding 30 percent. Although slightly lower than its share in January-May 2025, CATL’s market dominance remains strong.
BYD, on the other hand, saw its EV battery shipments increase to 89.9 GWh in January-June, a 58.4 percent growth from the same period last year. As a result, BYD’s market share rose to 17.8 percent, up from 15.4 percent in January-June 2024. This increase solidified BYD’s position as the second-largest supplier in the global EV battery market.
LG Energy Solution ranked third with 47.2 GWh of power battery installations in January-June, a 4.4 percent increase year-on-year. However, the company’s market share declined to 9.4 percent in January-June, down from 12.3 percent in the previous year.
Other key players in the global EV battery market include CALB from China, SK On from South Korea, Panasonic from Japan, Gotion High-tech, Samsung SDI, Eve Energy, and Svolt Energy. Each of these companies held varying market shares in January-June, contributing to the overall growth of the EV battery market.
CATL saw a slight increase in market share in June compared to May, while BYD experienced a slight decrease. This fluctuation is indicative of the competitive landscape within the EV battery market, with companies vying for a larger share of the growing industry.
Overall, CATL and BYD’s combined EV battery installations in the first half of 2025 accounted for 55.7 percent of the global total, highlighting their continued dominance and influence in the rapidly expanding EV market.
