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46

innokin z coil

Skip it

Prices mostly outside the sweet spot ($5.28–$13.16) — this niche doesn't clear our bar today.

Market size 29Growth 25Conversion 100Competition 47Returns 97Price range 0Avg price 21Brand share 23Review moat 81Quality gap 42

Conversion

Incredible22.1%

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

Returns

Incredible0.6%

return rate — above 5% kills the launch gate

Review moat

Great385.65

avg incumbent reviews — the moat a new listing must climb

Competition

Okay57%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Market size

Okay£130K

£130K/yr · 79K searches

Growth

Bad-0.1%

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

Brand share

Bad91%

top-5 brand share — brand-locked demand

Avg price

Bad£7.40

avg listing price — sweet spot $15–$100

Price range

Bad£5.28–£13.16

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

According to Flapen's Amazon United Kingdom niche tracking, innokin z coil is a £130K/yr Amazon United Kingdom market (79K searches/yr). The top 5 brands hold 91% of demand. Verdict: Skip it — 46/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

innokin z coil market data

Units sold / yr
20K–25K
avg 1,000–1,250/product
Revenue / yr
£148K–£185K
units × avg price
Conversion rate
22.1%
Avg BSR
#15
Page quality
0%
Prime
100%
Sponsored
0%
Out of stock
8.1%
Avg brand age
39 months
Avg seller age
224 days

Competition & brand share

The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 rising

Sellers

36

Top-5 brand share

91%

Top 20: 100%

Top-5 click share

57%

Top 20: 98%

Open market

7%

  • INNOKIN61%
  • W-Direct9%
  • Retailgenics9%
  • Sansitaivapor9%
  • Haman3%
  • Genuine Innokin2%
  • Open — no brand owns it (5 brands, 7%)

Demand

Weekly Amazon search volume, last 11 weeks — -0.1% search growth over the last 90 days.
2K1KSpike '26May '26May '26May '26May '26May '26Jun '26Jun '26Jun '26Jun '26Jul '26Jul '26

Top innokin z coil search terms

  • innokin z coil26K/yr
  • z coils innokin13K/yr
  • innokin coils10K/yr
  • z coils innokin 1.66K/yr
  • z coil6K/yr
  • zlide coils5K/yr
  • z coils4K/yr
  • innokin adept zlide coils4K/yr
  • innokin zlide coils3K/yr
  • zenith coils3K/yr
All search terms

Top innokin z coil 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%4%£5K8%£10K12%£16K16%£21K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 23 tracked products in this niche — three views at once, no toggling.

What buyers say about innokin z coil

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

What buyers love

Value For Money36%

“were cheaper than any were else”

Advertised Vs Actual Product26%

“As described”

Quality-Overall26%

“Good quality”

Efficiency5%

“They work really well”

Size-Overall4%

“Positive - Easy to fit”

Leak-Proof2%

“doesn't leak in the tank”

What buyers complain about

Quality-Overall28%

“Bad quality”

Durability26%

“The longevity is appalling”

Flammable11%

“They burn out very quickly”

Advertised Vs Actual Product11%

“These 1.6 ohm z coils are not the standard 10-14W as shown”

Burnt/Roasted/Overbaked11%

“burnout quickly”

Stale/Rotten/Spoiled6%

“Rubbish”

Top return reasons

Size-Overall29%
Advertised Vs Actual Product17%
Functionality-Overall12%
Burnt/Roasted/Overbaked12%
Durability7%
Compatibility-Overall7%
Flammable2%
Quality-Overall2%
Filtration2%
Leak-Proof2%

Common questions

Is innokin z coil profitable to sell on Amazon United Kingdom?
The niche generates £130K/yr across 23 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is -0.1%. Flapen's verdict: Skip it (46/100).
How competitive is the innokin z coil niche?
11 brands and 36 sellers compete. The top 5 products take 57% of clicks and top 5 brands hold 91% of demand.
What do buyers complain about in innokin z coil?
Top complaints mined from reviews: Quality-Overall, Durability, Flammable. The return rate is 0.6%.
What does it cost to enter the innokin z coil niche?
Listings span £5.28–£13.16; the average listing price is £7.40 (sweet spot $15–$100). The average incumbent carries 386 reviews — the moat a new listing must climb.