Skip to content

Black Door Knobs

Black Door Knobs shows no brand lock-in (top 5 brands take 41% of clicks), but soft demand (-27.8% this quarter) keeps it on the watch list.

Flapen Score

54
Worth a look
Market size 22Growth 11Conversion 61Competition 83Returns 71Price range 69Avg price 24Brand share 94Review moat 87Quality gap 48
This niche Category average

Is Black Door Knobs profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Black Door Knobs is a £88K/yr Amazon United Kingdom market (192K searches/yr). The top 5 brands hold 41% of demand. Verdict: Worth a look — 54/100.

Black Door Knobs: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -27.8% over the last 90 days and 5.3% of searches end in a purchase.

£88K

revenue / yr

Units sold / yr13K
Search volume / yr-27.8%192K
Conversion rate5.3%
Avg price£8.73

Who owns the niche?

The top 5 brands hold 41% of demand, so 59% of the market is open.

59%

open market share

Brands · sellers35 · 46
Top-5 product click share32%
Open market59%
Avg brand age33 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 46 products

Sponsored placement98%
New entrants (1y)10· 0 succeeded
Avg rating4.5★
Avg reviews254

Top Black Door Knobs products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

Clicks spread well past the top 5 (32% combined) — an open shelf where new products get seen.

£0£4K£7K£11K£14K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

35 falling

Sellers

46

Top-5 brand share

41%

Top 20: 87%

Top-5 click share

32%

Top 20: 74%

Open market

54%

  • Ainiv14%
  • Goldenwarm8%
  • EAI7%
  • kuou7%
  • WQEDVN5%
  • YSDMY5%

Black Door Knobs demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume192KCVR5.3%Products46Brands35Top 5 Brands41%OOS Rate10.5%Rating4.5★Reviews254Avg BSR#243
5K3KSpike '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.6×

Top Black Door Knobs search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • black door knobs57K/yr
  • black drawer knobs23K/yr
  • black cupboard knobs23K/yr
  • black knobs16K/yr
  • black door knob12K/yr
  • black cabinet knobs13K/yr
  • black knobs for drawers6K/yr
  • black door knobs for interior doors7K/yr
  • black knobs for cupboards8K/yr
  • black internal door knobs6K/yr

What reviews say buyers love and hate about Black Door Knobs

What buyers mention most, as a share of all reviews.

What buyers love

93% of reviews
Quality-Overall28%

The quality feels solid and well-made, and they were easy to install

Value For Money25%

Worth the money

Size-Overall15%

Easy to fit and look great

Assembly/Installation6%

Easy to assemble

Advertised Vs Actual Product6%

Just what I wanted

What buyers complain about

84% of reviews
Quality-Overall24%

shoddy quality

Size-Overall23%

4 out of the 6 I managed to use are too loose

Color7%

I wasn't sure how the black would look

Durability7%

After only 6 weeks they fell apart

Natural Resource Wastage4%

Waste of time and money

Black Door Knobs return rate & reasons

Why buyers send it back, as a share of all return requests.

2.2%

Return rate

83%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
78%
2Quality-Overall
6%
3Compatibility-Overall
4%
4Material Quality
2%
5Color
2%

Common Black Door Knobs questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Black Door Knobs 54/100 on Amazon United Kingdom — Worth a look. The niche generates £88K/yr across 46 tracked products. 0 of 10 products launched in the last 360 days are still selling. Search demand moved -27.8% over the last 90 days.
Search demand for Black Door Knobs on Amazon United Kingdom is steady year-round — the busiest month runs 1.6× the quietest.