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door knobs for interior doors

Skip it

Soft demand (-24.8% this quarter) — this niche doesn't clear our bar today.

Market size 15Growth 13Conversion 22Competition 75Returns 39Price range 59Avg price 40Brand share 70Review moat 85Quality gap 82

Review moat

Great292.53

avg incumbent reviews — the moat a new listing must climb

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Competition

Great40%

top-5 click share — an open shelf

Brand share

Good63%

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

Price range

Good£2.87–£32.22

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

Avg price

Okay£10.85

avg listing price — sweet spot $15–$100

Returns

Okay3.9%

return rate — above 5% kills the launch gate

Conversion

Bad1.8%

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

Market size

Bad£60K

£60K/yr · 311K searches

Growth

Bad-24.8%

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

According to Flapen's Amazon United Kingdom niche tracking, door knobs for interior doors is a £60K/yr Amazon United Kingdom market (311K searches/yr). The top 5 brands hold 63% of demand. Demand peaks in Jan–Oct–Nov. Verdict: Skip it — 46/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

door knobs for interior doors market data

Units sold / yr
6K–8K
avg 100–250/product
Revenue / yr
£65K–£87K
units × avg price
Conversion rate
1.8%
Avg BSR
#76
Page quality
0%
Prime
69%
Sponsored
84%
Out of stock
11.1%
Avg brand age
42 months
Avg seller age
179 days

Competition & brand share

Clicks spread well past the top 5 (40% combined) — an open shelf where new products get seen.

Brands

22 falling

Sellers

38

Top-5 brand share

63%

Top 20: 99%

Top-5 click share

40%

Top 20: 75%

Open market

28%

  • Golden Grace20%
  • XFORT15%
  • HANDLESTORE10%
  • Faankiton10%
  • Epsom Door Handle9%
  • Hunta9%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -24.8% search growth over the last 90 days.
25K15KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Oct, Nov · busiest ÷ quietest = 2.3×

Top door knobs for interior doors search terms

  • door knobs for interior doors113K/yr
  • door knob63K/yr
  • round door handles23K/yr
  • internal door knobs23K/yr
  • knob door handles15K/yr
  • round door knobs11K/yr
  • doorknobs11K/yr
  • door knobs interior9K/yr
  • round door handles internal12K/yr
  • mortice door knobs8K/yr
All search terms

Top door knobs for interior doors 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%£2K6%£4K9%£5K12%£7K1101001K10K 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 door knobs for interior doors

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

What buyers love

Quality-Overall28%

“Excellent quality and value for money they look really elegant on”

Value For Money14%

“Good price”

Size-Overall14%

“Fits perfectly”

Advertised Vs Actual Product6%

“As advertised”

Assembly/Installation5%

“Easy to install”

Strength4%

“feels quite sturdy”

Locking Mechanism3%

“Well-made done the job easy to use the locking mechanism”

Design-Overall2%

“Beautiful and elegant”

Color2%

“Shiny chrome”

Weight Heavy2%

“These door knobs are going in an old property and they fit perfectly and heavy to”

What buyers complain about

Quality-Overall22%

“So I suggest that quality control is not what it should be”

Size-Overall15%

“I just struggled to fit it”

Design-Overall13%

“have a design flaw”

Ease Of Use7%

“Looked nice shame it was difficult to use”

Durability5%

“Not very good broke within a week”

Color4%

“The colour literally rubbed off in my hands while trying to install it”

Value For Money3%

“a bit expensive”

Grip2%

“Poor grip”

Add-Ons/Attachments1%

“Screw fixture not suitable”

Hard Feel1%

“its very stiff”

Top return reasons

Size-Overall56%
Compatibility-Overall10%
Color7%
Quality-Overall5%
Mechanism Issues3%
Advertised Vs Actual Product3%
Defective Material/Parts2%
Locking Mechanism2%
Functionality-Overall2%
Brightness/Shine/Glow1%

Common questions

Is door knobs for interior doors profitable to sell on Amazon United Kingdom?
The niche generates £60K/yr across 49 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -24.8%. Flapen's verdict: Skip it (46/100).
How competitive is the door knobs for interior doors niche?
22 brands and 38 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 63% of demand.
What do buyers complain about in door knobs for interior doors?
Top complaints mined from reviews: Quality-Overall, Size-Overall, Design-Overall. The return rate is 3.9%.
When does demand for door knobs for interior doors peak?
Demand peaks in Jan–Oct–Nov; the busiest month runs 2.3× the quietest.
What does it cost to enter the door knobs for interior doors niche?
Listings span £2.87–£32.22; the average listing price is £10.85 (sweet spot $15–$100). The average incumbent carries 293 reviews — the moat a new listing must climb.