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braun s9 sport replacement head

Launch it

A $2.3M/yr market growing +13.5% this quarter with returns at 0.7% — clears our launch bar.

Market size 95Growth 42Conversion 93Competition 5Returns 97Price range 95Avg price 95Brand share 0Review moat 24Quality gap 88

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Market size

Incredible$2.3M

$2.3M/yr · 448K searches

Avg price

Incredible$44.45

avg listing price — sweet spot $15–$100

Price range

Incredible$28.55–$66.26

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

Conversion

Great11.6%

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

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Growth

Okay+13.5%

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

Review moat

Bad6,641.71

avg incumbent reviews — the moat a new listing must climb

Competition

Bad94%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, braun s9 sport replacement head is a $2.3M/yr Amazon United States market (448K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Oct–Nov–Dec. Verdict: Launch it — 60/100.

Data updated Jul 15, 2026 · scored weekly · How we score niches

braun s9 sport replacement head market data

Units sold / yr
50K–60K
avg 8,000–10,000/product
Revenue / yr
$2.2M–$2.7M
units × avg price
Conversion rate
11.6%
Avg BSR
#95
Page quality
0%
Prime
100%
Sponsored
86%
Out of stock
13.2%
Avg brand age
42 months
Avg seller age
156 days

Competition & brand share

The top 5 products capture 94% of clicks — a locked-up shelf that new listings rarely crack.

Brands

5 rising

Sellers

18

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

94%

Top 20: 100%

Open market

0%

  • Braun88%
  • Norelco3%
  • JEVONG3%
  • Muyfguo3%
  • Audoc3%

Demand & seasonality

Weekly Amazon search volume, last 102 weeks — +13.5% search growth over the last 90 days.
45K35KSpike '24Holiday '24Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct, Nov, Dec · busiest ÷ quietest = 4.4×

Top braun s9 sport replacement head search terms

  • braun series 9 replacement heads203K/yr
  • braun series 9 pro replacement heads43K/yr
  • braun series 9 replacement head30K/yr
  • mens electric shaver replacement heads27K/yr
  • braun s9 pro replacement head14K/yr
  • braun s9 sport replacement head19K/yr
  • electric razor replacement heads14K/yr
  • electric razor blades11K/yr
  • one blade 360 replacement heads12K/yr
  • braun series 9 pro replacement head9K/yr
All search terms

Top braun s9 sport replacement head 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%15%$347K30%$694K45%$1.0M60%$1.4M101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 7 tracked products in this niche — three views at once, no toggling.

What buyers say about braun s9 sport replacement head

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

What buyers love

Quality-Overall20%

“Luckily, the quality is good and keeps the razor working like the day you bought it”

Value For Money15%

“Save money”

Size-Overall11%

“Fits well”

Advertised Vs Actual Product9%

“As advertised”

Durability5%

“Durable and comfortable”

Efficiency5%

“Performs well”

Ease Of Use4%

“Easy to use”

Product Condition4%

“Better than new”

Comfort-Overall2%

“more comfortable”

Ease Of Cleaning2%

“Clean it when necessary”

What buyers complain about

Durability29%

“Not durable”

Value For Money21%

“Too expensive”

Quality-Overall15%

“Not Great quality”

Functionality-Overall3%

“This did not perform any better which leads me to believe that there is a problem with the razor or all of their shaving components”

Material Quality3%

“Probably using cheaper materials for the blades”

Ease Of Use3%

“Pulls with discomfort”

Damage/Burn Hair2%

“Razor burn and pulled hairs”

Advertised Vs Actual Product2%

“NOTE: This review is only three stars because the Amazon listing is deceptive”

Size-Overall1%

“my regular cover doesn't fit”

Design-Overall1%

“Cheap construction”

Top return reasons

Size-Overall25%
Defective Material/Parts13%
Advertised Vs Actual Product11%
Compatibility-Overall10%
Product Condition9%
Functionality-Overall9%
Value For Money5%
Durability4%
Quality-Overall3%
Damage/Burn Hair2%

Common questions

Is braun s9 sport replacement head profitable to sell on Amazon United States?
The niche generates $2.3M/yr across 7 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +13.5%. Flapen's verdict: Launch it (60/100).
How competitive is the braun s9 sport replacement head niche?
5 brands and 18 sellers compete. The top 5 products take 94% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in braun s9 sport replacement head?
Top complaints mined from reviews: Durability, Value For Money, Quality-Overall. The return rate is 0.7%.
When does demand for braun s9 sport replacement head peak?
Demand peaks in Oct–Nov–Dec; the busiest month runs 4.4× the quietest.
What does it cost to enter the braun s9 sport replacement head niche?
Listings span $28.55–$66.26; the average listing price is $44.45 (sweet spot $15–$100). The average incumbent carries 6,642 reviews — the moat a new listing must climb.