5418mAh！中国智能手机平均电池容量居全球首位

Core Insights - Chinese smartphone manufacturers are leading in the "arms race" of battery capacity, with an average battery capacity of 5418mAh in May 2025, a year-on-year increase of 11%, compared to a global average increase of only 3% [1][3] Battery Capacity Trends - The trend of increasing battery capacity among domestic smartphones has been evident over the past two years, with 6000mAh batteries becoming the norm and some flagship models exceeding 7000mAh [3][4] - In the first half of this year, several mid-range models have adopted batteries over 7000mAh, with two models featuring 8000mAh batteries, marking a significant milestone in battery capacity [4] Technological Advancements - The growth in battery capacity is attributed to the adoption of Silicon Carbon (SiC) batteries, which offer higher battery density and allow for larger capacities within the same physical dimensions [5] - The first smartphone with a SiC battery was launched in February 2023, with widespread adoption expected to begin in the second half of 2024 [5] Market Share and OEM Performance - As of May 2025, the market share of smartphones with battery capacities of 6000mAh and above has increased from 9% to 35% year-on-year, indicating a significant shift in consumer preferences [6] - OnePlus leads in average battery capacity in the Chinese market, followed by brands like Honor, Huawei, and Vivo, which are also equipping their models with larger batteries [6] Competitive Landscape - In contrast to the rapid increase in battery capacity among Chinese manufacturers, Apple is reportedly launching the iPhone 17 Air with a battery capacity of only 2800mAh, which is smaller than previous models [8][9] - The decision to prioritize a thinner design for the iPhone 17 Air has led to a reduction in battery size, raising concerns about the practicality for heavy users who may need to carry external chargers [9]