Swimming Headphones Market Report: Sales Volume, Market Share, Leading Brands & Market Trends

PSIER is the best-performing swimming headphones brand in July 2026, moving 10,300 units across 3 ASINs for 41.7% of Top 10 volume. Soundcore follows with 9,000 units (36.4%), ahead of SHOKZ on 3,000 units (12.1%).

With 6 brands splitting the Top 10 and 90.3% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $29.99 to $179.95, which frames the price band a competing listing has to justify.

Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, 2 ASINs forced its way in: B0H2DQPF7W booked 1K units at $37.99. On the growth side, B0GY2TK442 leads positive momentum with ▲ 233.3% MoM growth on 1K units.

The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.