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65

compost bin

Worth a look

Shows low returns (0.3%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 60Growth 36Conversion 34Competition 54Returns 99Price range 88Avg price 95Brand share 80Review moat 61Quality gap 85

Returns

Incredible0.3%

return rate — above 5% kills the launch gate

Avg price

Incredible£30.95

avg listing price — sweet spot $15–$100

Price range

Great£8.04–£83.91

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

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Brand share

Great55%

top-5 brand share — no brand owns this niche

Review moat

Good1,070.74

avg incumbent reviews — the moat a new listing must climb

Market size

Good£515K

£515K/yr · 612K searches

Competition

Good53%

top-5 click share — leaders hold, buyers still browse

Growth

Okay+8.6%

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

Conversion

Okay2.7%

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

According to Flapen's Amazon United Kingdom niche tracking, compost bin is a £515K/yr Amazon United Kingdom market (612K searches/yr). The top 5 brands hold 55% of demand. Demand peaks in Mar–Apr–May. Verdict: Worth a look — 65/100.

Data updated Jul 26, 2026 · scored weekly · How we score niches

compost bin market data

Units sold / yr
15K–20K
avg 250–500/product
Revenue / yr
£464K–£619K
units × avg price
Conversion rate
2.7%
Avg BSR
#34
Page quality
0%
Prime
19%
Sponsored
70%
Out of stock
11.5%
Avg brand age
51 months
Avg seller age
179 days

Competition & brand share

The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.

Brands

24 rising

Sellers

53

Top-5 brand share

55%

Top 20: 96%

Top-5 click share

53%

Top 20: 93%

Open market

38%

  • Easy Shopping19%
  • Crystals10%
  • Sakusei Tools9%
  • Optimal Products8%
  • DIVCHI8%
  • COMPOSTER8%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +8.6% search growth over the last 90 days.
20K15KSpike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Mar, Apr, May · busiest ÷ quietest = 3.2×

Top compost bin search terms

  • compost bin324K/yr
  • compost bin garden84K/yr
  • composter43K/yr
  • compost bins22K/yr
  • garden compost bin21K/yr
  • composter bin for garden21K/yr
  • small compost bin17K/yr
  • garden compost bins13K/yr
  • compost bin outdoor10K/yr
  • large compost bin7K/yr
All search terms

Top compost bin 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%5%£26K10%£51K15%£77K20%£103K1101001K10K 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 compost bin

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

What buyers love

Assembly/Installation28%

“Assembly was pretty straightforward”

Value For Money13%

“Good price”

Size-Overall11%

“good size”

Strength7%

“Sturdy construction”

Quality-Overall7%

“Overall great purchase”

Advertised Vs Actual Product5%

“as advertised”

Ease Of Use5%

“Easy to use”

Design-Overall4%

“nice design”

Plant Growth3%

“well filled garden”

Ease Of Cleaning1%

“Great composter”

What buyers complain about

Assembly/Installation14%

“Little tricky to put together”

Strength14%

“not exactly sturdy”

Size-Overall11%

“too big”

Quality-Overall7%

“Very poor and cheap product”

Value For Money5%

“not worth the extra cost”

Durability5%

“Can't see it lasting a few years”

Ease Of Use3%

“it is not easy”

Design-Overall2%

“Poorly made”

Instructions/User Manual/Troubleshooting2%

“instructions clear ans mud”

Material Quality1%

“Plastic cheap and holes in a bin”

Top return reasons

Defective Material/Parts38%
Size-Overall29%
Assembly/Installation6%
Color4%
Quality-Overall4%
Strength3%
Value For Money2%
Advertised Vs Actual Product2%
Ease Of Use2%
Bin Capacity1%

Common questions

Is compost bin profitable to sell on Amazon United Kingdom?
The niche generates £515K/yr across 27 tracked products. 2 of 4 products launched in the last 360 days are still selling. 90-day search growth is +8.6%. Flapen's verdict: Worth a look (65/100).
How competitive is the compost bin niche?
24 brands and 53 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 55% of demand.
What do buyers complain about in compost bin?
Top complaints mined from reviews: Assembly/Installation, Strength, Size-Overall. The return rate is 0.3%.
When does demand for compost bin peak?
Demand peaks in Mar–Apr–May; the busiest month runs 3.2× the quietest.
What does it cost to enter the compost bin niche?
Listings span £8.04–£83.91; the average listing price is £30.95 (sweet spot $15–$100). The average incumbent carries 1,071 reviews — the moat a new listing must climb.