Hydrometer
MaybeAn estimated 1.2% of orders come back. But demand is soft, at -12.3% this quarter, so Hydrometer is a Maybe.
- Flapen Score
- 60 / 100Top 32% of 8,839 Patio, Lawn & Garden niches · +4 vs the category median of 5660
- Market size
- $473K/yr365K searches / yr
- 90-day growth
- -12.3%search demand this quarter
- Competition
- 42%top-5 click share · 26 brands · 51 sellers
Flapen Score
Hydrometer against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Hydrometer is stronger. Inside it, weaker.
Market
The Hydrometer market on Amazon at a glance
Shoppers on Amazon United States searched for Hydrometer 365K times last year and spent an estimated $473K. The top 5 brands take 54% of clicks. Flapen scores it 60 out of 100, a Maybe.
01 · Demand
An estimated 10.2% of those searches ended in a purchase.
Shoppers searched for this 365K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 10.2% of those searches ended in a purchase. Searches in the last 90 days moved -12.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $473K a year.
- Searches, last 12 months
- 365K
- Growth, 90 days vs prior 90
- -12.3%
- Conversion, latest week
- 10.2%
- Market size, estimated
- $473Ka year
- Peak month
- January1.3× the quietest month
- Top search term
- hydrometer353K searches a year
02 · Price
A sale here is worth $12.65.
Listings sell for $12.65 on average, from $5.97 to $22.94. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 1,000 to 1,250 of them. At $12.65 that is $13K to $16K a year per listing.
- Average price
- $12.65under the $15 to $100 sweet spot
- Price range
- $5.97–$22.94
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 30K–40K
- Units per listing a year
- 1,000–1,250
- Revenue per listing a year
- $13K–$16K
- Returns
- 1.2%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
94% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #13 within Thermometers & Weather Instruments. It carries 12,296 reviews at 4.44 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 94%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #13in Thermometers & Weather Instruments
- Average rating
- 4.44 starsAmazon United States average 4.42 stars
- Average reviews
- 12,296per listing
- Listings tracked
- 36
04 · Newcomers
0 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 61 months on average, so the names here are established.
- Launched, last 12 months
- 1
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 61 months
Products
Top Hydrometer products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Sign in to see the products
The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.
Competition
Competition: brands, sellers & click share
The top 5 products take 42% of clicks. Leaders hold, but buyers still shop past them.
Brands
26 rising
Sellers
51
Top-5 brand share
54%
Top 20: 96%
Top-5 click share
42%
Top 20: 86%
Open market
39%
- Brand 115%
- Brand 214%
- Brand 310%
- Brand 48%
- Brand 58%
- Brand 66%
Demand
Hydrometer search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Hydrometer search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- hydrometer353K/yr
- hydrometers7K/yr
- hydro meter3K/yr
- hidrometro2K/yr
Reviews and returns
What reviews say buyers love and hate about Hydrometer
We read the reviews and the return reasons for every product selling here.
“Little bigger than I wanted”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
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Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Hydrometer questions
Answered from the same tracked data.









