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51

samsung s21 charger

Worth a look

Shows searches that convert (16.3% search→purchase), but prices mostly outside the sweet spot ($2.62–$14.92) keeps it on the watch list.

Market size 7Growth 20Conversion 98Competition 68Returns 98Price range 0Avg price 24Brand share 75Review moat 23Quality gap 70

Conversion

Incredible16.3%

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

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Brand share

Great60%

top-5 brand share — no brand owns this niche

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Competition

Good44%

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

Avg price

Bad£8.57

avg listing price — sweet spot $15–$100

Review moat

Bad7,515.84

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-10.3%

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

Market size

Bad£30K

£30K/yr · 21K searches

Price range

Bad£2.62–£14.92

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

According to Flapen's Amazon United Kingdom niche tracking, samsung s21 charger is a £30K/yr Amazon United Kingdom market (21K searches/yr). The top 5 brands hold 60% of demand. Demand peaks in Aug–Sep. Verdict: Worth a look — 51/100.

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

samsung s21 charger market data

Units sold / yr
2K–3K
avg 0–100/product
Revenue / yr
£17K–£21K
units × avg price
Conversion rate
16.3%
Avg BSR
#127
Page quality
0%
Prime
100%
Sponsored
97%
Out of stock
6.2%
Avg brand age
29 months
Avg seller age
203 days

Competition & brand share

The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.

Brands

17 flat

Sellers

33

Top-5 brand share

60%

Top 20: 100%

Top-5 click share

44%

Top 20: 88%

Open market

33%

  • LOVEAI18%
  • UGKENT13%
  • AMZON10%
  • BOLUX-JS9%
  • OBNIARAI9%
  • LOUPRESS7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -10.3% search growth over the last 90 days.
1K600Spike '25Prime Day '25SepDecMarJunAugNovMarMay

Peak months: Aug, Sep · busiest ÷ quietest = 1.8×

Top samsung s21 charger search terms

  • samsung s21 charger8K/yr
  • samsung s21 fast charger3K/yr
  • samsung s21 ultra charger2K/yr
  • samsung galaxy s21 charger2K/yr
  • samsung s20 fast charger2K/yr
  • samsung s21 fe charger1K/yr
  • s21 charger1K/yr
  • samsung s21 fast charger plug and cable750/yr
  • s21 ultra charger591/yr
  • charger for samsung s21596/yr
All search terms

Top samsung s21 charger 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%£8966%£2K9%£3K12%£4K1001K10K100K 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 samsung s21 charger

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

What buyers love

Charging59%

“Charges Fast”

Quality-Overall13%

“Amazing quality”

Advertised Vs Actual Product8%

“As advertised”

Value For Money8%

“EXCELLENT PRICE”

Strength2%

“Sturdy construction too”

Durability1%

“its been consistent for daily use”

Socket/Port/Plug1%

“plug works really well”

Size-Overall1%

“fitted as expected no issues”

Ease Of Use1%

“Easy to use”

Compatibility-Overall1%

“Very compatible”

What buyers complain about

Charging41%

“DOES NOT CHARGE”

Durability20%

“Broke within a week”

Quality-Overall6%

“Bad quality”

Functionality-Overall5%

“Did not work”

Heating4%

“Heats up”

Socket/Port/Plug3%

“does not fit into the wall socket”

Compatibility-Overall2%

“doesn't work on it”

Advertised Vs Actual Product2%

“Not as advertised”

Connectivity-Overall2%

“Connection problems”

Flammable1%

“loads of smoke coming out of it”

Top return reasons

Charging46%
Functionality-Overall12%
Compatibility-Overall9%
Size-Overall8%
Socket/Port/Plug5%
Defective Material/Parts4%
Connectivity-Overall3%
Durability3%
Heating2%
Advertised Vs Actual Product2%

Common questions

Is samsung s21 charger profitable to sell on Amazon United Kingdom?
The niche generates £30K/yr across 31 tracked products. 13 of 15 products launched in the last 360 days are still selling. 90-day search growth is -10.3%. Flapen's verdict: Worth a look (51/100).
How competitive is the samsung s21 charger niche?
17 brands and 33 sellers compete. The top 5 products take 44% of clicks and top 5 brands hold 60% of demand.
What do buyers complain about in samsung s21 charger?
Top complaints mined from reviews: Charging, Durability, Quality-Overall. The return rate is 0.5%.
When does demand for samsung s21 charger peak?
Demand peaks in Aug–Sep; the busiest month runs 1.8× the quietest.
What does it cost to enter the samsung s21 charger niche?
Listings span £2.62–£14.92; the average listing price is £8.57 (sweet spot $15–$100). The average incumbent carries 7,516 reviews — the moat a new listing must climb.