Nest Diffuser Market Report: Sales Volume, Market Share, Leading Brands & Market Trends

Air-Scent is the best-performing nest diffuser brand in July 2026, moving 15,000 units across 2 ASINs for 29.4% of Top 10 volume. Pura follows with 12,000 units (23.5%), ahead of COCORRÍNA on 10,000 units (19.6%).

With 6 brands splitting the Top 10 and 72.5% 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 $19.99 to $54.99, 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, one ASIN forced its way in: B0GMS2LMKB booked 2K units at $49.99, with ▲ 100.0% MoM change. On the growth side, B0GKGH1R5X leads positive momentum with ▲ 100.0% MoM growth on 1K units, with B0DFMVDHPK close behind at ▲ 66.7% MoM 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already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date.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.