Is waterpik toothbrush and water flosser combo profitable to sell on Amazon United States?

The niche generates $2.4M/yr across 32 tracked products. 13 of 15 products launched in the last 360 days are still selling. 90-day search growth is +0.6%. Flapen's verdict: Launch it (59/100).

How competitive is the waterpik toothbrush and water flosser combo niche?

15 brands and 48 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 73% of demand.

What do buyers complain about in waterpik toothbrush and water flosser combo?

Top complaints mined from reviews: Durability, Charging, Quality-Overall. The return rate is 3.2%.

When does demand for waterpik toothbrush and water flosser combo peak?

Demand peaks in Jul–Dec; the busiest month runs 2.6× the quietest.

What does it cost to enter the waterpik toothbrush and water flosser combo niche?

Listings span $22.04–$191.36; the average listing price is $80.68 (sweet spot $15–$100). The average incumbent carries 6,748 reviews — the moat a new listing must climb.

waterpik toothbrush and water flosser combo

Launch it

A $2.4M/yr market growing +0.6% this quarter with returns at 3.2% — clears our launch bar.

Market size

Incredible$2.4M

$2.4M/yr · 683K searches

Avg price

Great$80.68

avg listing price — sweet spot $15–$100

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Competition

Good45%

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

Conversion

Good4.4%

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

Brand share

Good73%

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

Returns

Okay3.2%

return rate — above 5% kills the launch gate

Price range

Okay$22.04–$191.36

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

Growth

Okay+0.6%

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

Review moat

Bad6,747.84

avg incumbent reviews — the moat a new listing must climb

Signals High Price Out of Stock

According to Flapen's Amazon United States niche tracking, waterpik toothbrush and water flosser combo is a $2.4M/yr Amazon United States market (683K searches/yr). The top 5 brands hold 73% of demand. Demand peaks in Jul–Dec. Verdict: Launch it — 59/100.

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

waterpik toothbrush and water flosser combo market data

Units sold / yr: 25K–30K; avg 750–1,000/product
Revenue / yr: $2.0M–$2.4M; units × avg price
Conversion rate: 4.4%
Avg BSR: #126
Page quality: 0%
Prime: 100%
Sponsored: 91%
Out of stock: 8.2%
Avg brand age: 35 months
Avg seller age: 161 days

Competition & brand share

The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 flat

Sellers

Top-5 brand share

73%

Top 20: 100%

Top-5 click share

45%

Top 20: 85%

Open market

22%

Waterpik40%
UNINGOPI10%
Soocas8%
HUACO CARE8%
OILSAO8%
Aquasonic4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +0.6% search growth over the last 90 days.

Peak months: Jul, Dec · busiest ÷ quietest = 2.6×

Open Trend

Top waterpik toothbrush and water flosser combo search terms

electric toothbrush with water flosser144K/yr -1.5%2.5% conv.
waterpik toothbrush120K/yr -14.5%3.1% conv.
waterpik sonic fusion 2.059K/yr +37.0%4.6% conv.
waterpik sonic fusion44K/yr -11.9%2.0% conv.
electric toothbrush and water flosser43K/yr -14.3%2.6% conv.
toothbrush with water flosser28K/yr +2.3%2.2% conv.
electric toothbrush and waterpik combo18K/yr +38.8%2.2% conv.
water pik toothbrush and water flosser combo19K/yr +15.1%4.1% conv.
sonic fusion 2.0 waterpik toothbrush23K/yr +2.1%6.3% conv.
water pick toothbrush combo19K/yr +15.9%3.7% conv.

All search terms

Top waterpik toothbrush and water flosser combo 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Waterpik Sonic-Fusion 2.0 Professional Flossing Electric Toothbrush with Water Flosser Combo Two In One For Daily Gum Care and Cleaning Teeth Braces Implants White SF-04CD010-1 Packaging May Vary

Waterpik$170.504.5★19,387 rev

Waterpik Sonic-Fusion 2.0 Professional Flossing Electric Toothbrush with Water Flosser Combo Two In One For Daily Gum Care and Cleaning Teeth Braces Implants Black SF-04CD012-4 Packaging May Vary

Waterpik$170.734.5★19,387 rev

2-1 Oral Clean Kit- Water Dental flosser & Electric Toothbrush Combo- Brushing & Flossing- for Teeth Cleaning and Gum Health (Black)

HUACO CARE$56.094.4★2,449 rev

Waterpik Sensonic Complete Care Water Flosser and Rechargeable Electric Toothbrush Combo Set for Teeth Cleaning and Flossing CC-04 White Packaging May Vary

Waterpik$191.364.3★844 rev

Electric Toothbrush with Water Flosser Combo 3-in-1 Sonic Flossing Toothbrush and Dental Water Flosser for Teeth Cleaning Gum Care Braces Bridges Adults 5 Brush Modes 500ML Black

OILSAO$82.354.4★77 rev

Newest

by launch date

Benhip Electric Toothbrush with Water Flosser Combo 2-in-1 Flosses and Sonic Toothbrush Flossing Toothbrush for Adults Cordless Water Flosser for Home and Travel Portable Travel Case Included

Benhip$49.58237 rev

2mo ago

Portable Water flosser Design for Home & Travel

Duolosy$68.914 rev

2mo ago

Teeth Cleaning Kit Toothbrush and Water flosser Combo Travel Toothbrush with

UNINGOPI$69.2117 rev

3mo ago

Electric Toothbrush with Water Flosser Combo in One White

OILSAO$89.1822 rev

4mo ago

Electric Toothbrush with Water Flosser Combo 3-in-1 Sonic Flossing Toothbrush and Dental Water Flosser for Teeth Cleaning Gum Care Braces Bridges Adults 5 Brush Modes 500ML Black

OILSAO$82.3577 rev

5mo ago

What buyers say about waterpik toothbrush and water flosser combo

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

What buyers love

Quality-Overall14%

“the build quality is worth the price”

Value For Money12%

“Great deal”

Ease Of Use11%

“Easy to hold”

Efficiency8%

“It works really well”

Advertised Vs Actual Product6%

“As Described”

Ease Of Cleaning6%

“cleans extremely well”

Charging5%

“Charge lasts forever”

Cleansing4%

“easy to clean”

Battery Life3%

“Battery lasts forever”

Tooth Brightening3%

“Nice clean teeth”

What buyers complain about

Durability28%

“Broke after one use”

Charging13%

“Charging issues”

Quality-Overall6%

“very overpriced for the quality”

Leak-Proof5%

“Leaking Tank”

Functionality-Overall5%

“Did not work”

Ease Of Use4%

“Not user friendly”

Size-Overall3%

“Its too big”

Ease Of Cleaning3%

“Does not clean at all”

Value For Money3%

“Over priced”

Water Resistance3%

“Is this thing unable to handle water touching it”

Top return reasons

Functionality-Overall14%

Size-Overall12%

Value For Money9%

Charging9%

Leak-Proof9%

Advertised Vs Actual Product7%

Motor Power7%

Defective Material/Parts7%

Product Condition3%