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67

dehumidifier

Worth a look

Shows a $15.6M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 100Growth 0Conversion 46Competition 84Returns 93Price range 58Avg price 92Brand share 89Review moat 32Quality gap 75

Market size

Incredible£15.6M

£15.6M/yr · 8.1M searches

Returns

Great1.1%

return rate — above 5% kills the launch gate

Avg price

Great£52.30

avg listing price — sweet spot $15–$100

Brand share

Great46%

top-5 brand share — no brand owns this niche

Competition

Great31%

top-5 click share — an open shelf

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Price range

Good£6.01–£151.68

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Okay3.7%

search→purchase rate — share of searches ending in a sale

Review moat

Okay3,294.54

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-50.2%

90-day search growth — must beat 0% to launch

According to Flapen's Amazon United Kingdom niche tracking, dehumidifier is a £15.6M/yr Amazon United Kingdom market (8.1M searches/yr). The top 5 brands hold 46% of demand. Demand peaks in Jan–Oct–Nov–Dec. Verdict: Worth a look — 67/100.

Data updated Jul 28, 2026 · scored weekly · How we score niches

dehumidifier market data

Units sold / yr
250K–300K
avg 4,000–5,000/product
Revenue / yr
£13.1M–£15.7M
units × avg price
Conversion rate
3.7%
Avg BSR
#109
Page quality
0%
Prime
82%
Sponsored
91%
Out of stock
22.4%
Avg brand age
36 months
Avg seller age
175 days

Competition & brand share

Clicks spread well past the top 5 (31% combined) — an open shelf where new products get seen.

Brands

40 falling

Sellers

103

Top-5 brand share

46%

Top 20: 84%

Top-5 click share

31%

Top 20: 67%

Open market

50%

  • Pro Breeze16%
  • ANSIO10%
  • EasyAcc8%
  • AEOCKY7%
  • TOIOVCU5%
  • AROEVE4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -50.2% search growth over the last 90 days.
900K700KSpike '24Black Friday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 12.3×

Top dehumidifier search terms

  • dehumidifier4.8M/yr
  • dehumidifiers for home1.8M/yr
  • dehumidifier for bedroom310K/yr
  • dehumidifiers270K/yr
  • dehumidifier and air purifier82K/yr
  • small dehumidifier123K/yr
  • de humidifier49K/yr
  • bathroom dehumidifier70K/yr
  • dehumidifier for bathroom69K/yr
  • mini dehumidifier76K/yr
All search terms

Top dehumidifier products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%3%£467K6%£934K9%£1.4M12%£1.9M101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about dehumidifier

What buyers praise and complain about, mined from review topics.

What buyers love

Value For Money19%

“Good Price”

Quality-Overall17%

“Excellent product”

Ease Of Use9%

“Easy to operate”

Efficiency8%

“the machine is perfect for purpose”

Advertised Vs Actual Product8%

“Just what I needed”

Size-Overall4%

“good size for any room”

Moist/Dry3%

“Best value around helps keep the moisture down”

Compactness3%

“Small and compact unit”

Strength2%

“very powerful for it size”

Ease Of Cleaning1%

“Filters easy to rinse”

What buyers complain about

Functionality-Overall20%

“Did not work”

Size-Overall9%

“Big”

Value For Money9%

“a bit pricey at £68.99. This item was selling for £50.99 when I requested it”

Durability9%

“Broke after a few uses”

Quality-Overall7%

“Rubbish product”

Water Resistance5%

“because it wasn't getting any water”

Leak-Proof4%

“Also leaks easily”

Ease Of Use2%

“Not useable”

Instructions/User Manual/Troubleshooting2%

“Awful instructions”

Advertised Vs Actual Product2%

“Pictures very deceiving”

Top return reasons

Functionality-Overall33%
Size-Overall21%
Water Resistance5%
Strength4%
Advertised Vs Actual Product4%
Leak-Proof3%
Quality-Overall3%
Defective Material/Parts3%
Value For Money2%
Heating2%

Common questions

Is dehumidifier profitable to sell on Amazon United Kingdom?
The niche generates £15.6M/yr across 56 tracked products. 15 of 21 products launched in the last 360 days are still selling. 90-day search growth is -50.2%. Flapen's verdict: Worth a look (67/100).
How competitive is the dehumidifier niche?
40 brands and 103 sellers compete. The top 5 products take 31% of clicks and top 5 brands hold 46% of demand.
What do buyers complain about in dehumidifier?
Top complaints mined from reviews: Functionality-Overall, Size-Overall, Value For Money. The return rate is 1.1%.
When does demand for dehumidifier peak?
Demand peaks in Jan–Oct–Nov–Dec; the busiest month runs 12.3× the quietest.
What does it cost to enter the dehumidifier niche?
Listings span £6.01–£151.68; the average listing price is £52.30 (sweet spot $15–$100). The average incumbent carries 3,295 reviews — the moat a new listing must climb.