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51

coal burner

Worth a look

Shows a thin review moat (260 avg reviews), but a small market ($54K/yr) keeps it on the watch list.

Market size 13Growth 43Conversion 74Competition 30Returns 74Price range 62Avg price 78Brand share 30Review moat 87Quality gap 86

Review moat

Great259.92

avg incumbent reviews — the moat a new listing must climb

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Avg price

Great£16.15

avg listing price — sweet spot $15–$100

Conversion

Good6.9%

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

Returns

Good2.0%

return rate — above 5% kills the launch gate

Price range

Good£8.73–£25.42

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

Growth

Okay+14.1%

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

Competition

Okay67%

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

Brand share

Okay87%

top-5 brand share — brands hold most of the demand

Market size

Bad£54K

£54K/yr · 49K searches

According to Flapen's Amazon United Kingdom niche tracking, coal burner is a £54K/yr Amazon United Kingdom market (49K searches/yr). The top 5 brands hold 87% of demand. Verdict: Worth a look — 51/100.

Data updated Jul 25, 2026 · scored weekly · How we score niches

coal burner market data

Units sold / yr
3K–4K
avg 100–250/product
Revenue / yr
£48K–£65K
units × avg price
Conversion rate
6.9%
Avg BSR
#78
Page quality
0%
Prime
92%
Sponsored
54%
Out of stock
8.3%
Avg brand age
47 months
Avg seller age
190 days

Competition & brand share

The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.

Brands

8 falling

Sellers

14

Top-5 brand share

87%

Top 20: 100%

Top-5 click share

67%

Top 20: 100%

Open market

3%

  • SERdeerCH35%
  • M. ROSENFELD18%
  • 320º12%
  • Quick4You11%
  • Generic11%
  • Vutlace10%
  • Open — no brand owns it (2 brands, 3%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +14.1% search growth over the last 90 days.
1K750Spike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Top coal burner search terms

  • coal burner20K/yr
  • shisha coal burner15K/yr
  • charcoal burner9K/yr
  • coal burner for shisha hookah4K/yr
All search terms

Top coal burner 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%10%£5K20%£11K30%£16K40%£22K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 13 tracked products in this niche — three views at once, no toggling.

What buyers say about coal burner

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

What buyers love

Quality-Overall39%

“Good quality”

Value For Money23%

“Great value”

Portability7%

“It's a great product works perfectly fine and very portable,the price is relatively fair to be honest”

Advertised Vs Actual Product7%

“Works as intended”

Efficiency7%

“Efficient”

Grilling7%

“Perfect barbecue chimney”

Durability4%

“Good still running fine”

Ease Of Use2%

“its very simple to operate”

Heating2%

“Heats Up Fast”

Strength2%

“The design feels sturdy”

What buyers complain about

Durability38%

“Broke down after first usage”

Quality-Overall23%

“piece of crap”

Defective Material/Parts10%

“After 5 months item stop working”

Mechanism Issues10%

“This product kept tripping the electrics intermittently”

Time Taken5%

“Very slow”

Ease Of Use5%

“which makes it difficult to use”

Functionality-Overall5%

“Didn't work”

Heating3%

“does not heat up”

Top return reasons

Functionality-Overall43%
Defective Material/Parts10%
Durability8%
Heating8%
Quality-Overall7%
Size-Overall6%
Flammable3%
Electric Components3%
Connectivity-Overall2%
Product Condition2%

Common questions

Is coal burner profitable to sell on Amazon United Kingdom?
The niche generates £54K/yr across 13 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is +14.1%. Flapen's verdict: Worth a look (51/100).
How competitive is the coal burner niche?
8 brands and 14 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 87% of demand.
What do buyers complain about in coal burner?
Top complaints mined from reviews: Durability, Quality-Overall, Defective Material/Parts. The return rate is 2.0%.
When does demand for coal burner peak?
Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the coal burner niche?
Listings span £8.73–£25.42; the average listing price is £16.15 (sweet spot $15–$100). The average incumbent carries 260 reviews — the moat a new listing must climb.