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51

sonicare kids replacement heads

Worth a look

Shows searches that convert (18.5% search→purchase), but brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list.

Market size 68Growth 26Conversion 99Competition 23Returns 95Price range 76Avg price 71Brand share 5Review moat 34Quality gap 45

Conversion

Incredible18.5%

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

Returns

Great1.0%

return rate — above 5% kills the launch gate

Price range

Great$9.15–$33.59

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

Avg price

Good$14.56

avg listing price — sweet spot $15–$100

Market size

Good$681K

$681K/yr · 253K searches

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Review moat

Okay3,110.31

avg incumbent reviews — the moat a new listing must climb

Growth

Okay+0.8%

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

Competition

Bad72%

top-5 click share — a locked-up shelf

Brand share

Bad98%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, sonicare kids replacement heads is a $681K/yr Amazon United States market (253K searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Jan. Verdict: Worth a look — 51/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

sonicare kids replacement heads market data

Units sold / yr
50K–60K
avg 3,000–4,000/product
Revenue / yr
$728K–$874K
units × avg price
Conversion rate
18.5%
Avg BSR
#165
Page quality
0%
Prime
100%
Sponsored
69%
Out of stock
0.0%
Avg brand age
37 months
Avg seller age
180 days

Competition & brand share

The top 5 products capture 72% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 flat

Sellers

15

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

72%

Top 20: 100%

Open market

0%

  • Philips Sonicare58%
  • CILGEWH13%
  • Boclengo12%
  • Futulkyus11%
  • PHILIPS4%
  • feihead2%
  • Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +0.8% search growth over the last 90 days.
9K7KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 1.6×

Top sonicare kids replacement heads search terms

  • sonicare kids replacement heads72K/yr
  • kids sonicare replacement heads38K/yr
  • philips sonicare kids replacement heads28K/yr
  • philips sonicare replacement heads kids20K/yr
  • kids philips sonicare replacement heads10K/yr
  • philips kids toothbrush heads11K/yr
  • phillips sonicare kids replacement brush head10K/yr
  • sonicare replacement heads kids11K/yr
  • phillips sonicare replacement brush head kids8K/yr
  • phillips kids toothbrush heads replacement8K/yr
All search terms

Top sonicare kids replacement heads 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%10%$68K20%$136K30%$204K40%$272K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 13 tracked products in this niche — three views at once, no toggling.

What buyers say about sonicare kids replacement heads

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

What buyers love

Size-Overall21%

“Fits an adult size Sonicare”

Quality-Overall16%

“Good Quality”

Value For Money15%

“Great Value”

Soft Feel9%

“The bristles are indeed soft”

Brush Quality5%

“The brush heads themselves are cute”

Color4%

“I like that the pack comes with both pink”

Efficiency3%

“Works well”

Ease Of Use3%

“easy to use”

Ease Of Cleaning3%

“The cleaning performance is more than adequate for daily use, leaving the teeth feeling nice and smooth”

Functionality-Overall2%

“Replacement heads, worked”

What buyers complain about

Size-Overall30%

“Too big”

Durability14%

“Will break easily”

Quality-Overall13%

“Poor quality they will come apart”

Ease Of Cleaning7%

“doesnt clean well either way”

Compatibility-Overall7%

“Not compatible”

Hard Feel3%

“NOT SOFT”

Ease Of Use3%

“its hard to maneuver the brush in his mouth”

Unsustainable Design2%

“Poor design and does not last long enough before turning gross and moldy”

Strength1%

“theyre very easy to break”

Safety Standards1%

“Not a secure fit on the sonic kids toothbrush”

Top return reasons

Size-Overall69%
Compatibility-Overall12%
Advertised Vs Actual Product7%
Functionality-Overall2%
Defective Material/Parts1%
Value For Money1%
Hard Feel1%
Quality-Overall1%
Product Condition1%
Add-Ons/Attachments0%

Common questions

Is sonicare kids replacement heads profitable to sell on Amazon United States?
The niche generates $681K/yr across 13 tracked products. 2 of 4 products launched in the last 360 days are still selling. 90-day search growth is +0.8%. Flapen's verdict: Worth a look (51/100).
How competitive is the sonicare kids replacement heads niche?
6 brands and 15 sellers compete. The top 5 products take 72% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in sonicare kids replacement heads?
Top complaints mined from reviews: Size-Overall, Durability, Quality-Overall. The return rate is 1.0%.
When does demand for sonicare kids replacement heads peak?
Demand peaks in Jan; the busiest month runs 1.6× the quietest.
What does it cost to enter the sonicare kids replacement heads niche?
Listings span $9.15–$33.59; the average listing price is $14.56 (sweet spot $15–$100). The average incumbent carries 3,110 reviews — the moat a new listing must climb.