Is pulse oximeter with respiration profitable to sell on Amazon United States?

The niche generates $171K/yr across 26 tracked products. 3 of 12 products launched in the last 360 days are still selling. 90-day search growth is -19.3%. Flapen's verdict: Worth a look (57/100).

How competitive is the pulse oximeter with respiration niche?

16 brands and 27 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 54% of demand.

What do buyers complain about in pulse oximeter with respiration?

Top complaints mined from reviews: Functionality-Overall, Measurement/Reading Accuracy, Accuracy-Overall. The return rate is 1.7%.

When does demand for pulse oximeter with respiration peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the pulse oximeter with respiration niche?

Listings span $9.70–$95.89; the average listing price is $24.19 (sweet spot $15–$100). The average incumbent carries 14,112 reviews — the moat a new listing must climb.

pulse oximeter with respiration

Worth a look

Shows a sweet-spot price point ($24.19 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Avg price

Incredible$24.19

avg listing price — sweet spot $15–$100

Price range

Great$9.70–$95.89

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

Brand share

Great54%

top-5 brand share — no brand owns this niche

Returns

Great1.7%

return rate — above 5% kills the launch gate

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Conversion

Good5.2%

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

Competition

Good49%

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

Market size

Okay$171K

$171K/yr · 137K searches

Review moat

Bad14,112

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-19.3%

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

Signals No Dominant Brand

According to Flapen's Amazon United States niche tracking, pulse oximeter with respiration is a $171K/yr Amazon United States market (137K searches/yr). The top 5 brands hold 54% of demand. Verdict: Worth a look — 57/100.

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

pulse oximeter with respiration market data

Units sold / yr: 6K–8K; avg 100–250/product
Revenue / yr: $145K–$194K; units × avg price
Conversion rate: 5.2%
Avg BSR: #83
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 5.3%
Avg brand age: 48 months
Avg seller age: 171 days

Competition & brand share

The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 falling

Sellers

Top-5 brand share

54%

Top 20: 100%

Top-5 click share

49%

Top 20: 95%

Open market

38%

WRINERY14%
aosenwell14%
ACMC11%
HealthTree8%
Zacurate7%
Koshna7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -19.3% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Top pulse oximeter with respiration search terms

pulse oximeter with respiration83K/yr -18.8%5.2% conv.
pulse ox with respiration counter19K/yr -19.3%4.5% conv.
respiration rate monitor13K/yr +2.3%3.0% conv.
respiratory rate monitor5K/yr -20.0%3.4% conv.
iproven pulse oximeter5K/yr -34.8%5.4% conv.
pulse oximeter respiration2K/yr +36.3%2.5% conv.
o2 pulse oximeter finger with respiration4K/yr -24.7%5.3% conv.
pulse oximeter medical grade with respiration5K/yr -68.9%3.6% conv.

All search terms

Top pulse oximeter with respiration 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

Oxygen Saturation Monitor Wrinery Premium Pulse Oximeter Fingertip Oxygen Monitor O2 Saturation Monitor OLED Portable Oximetry with Batteries Lanyard (Rose gold-Royal black)

WRINERY$25.764.7★7,706 rev

aosenwell Pulse Oximeter Fingertip 4 Data Oximeter with Respiration Pulse Oximeter with Respiratory Oximeter SpO2 Pulse Rate Count(Pink)

aosenwell$17.093.6★276 rev

Fingertip Pulse Oximeter with Respiration Rate Monitor Advanced Sensor Technology for Precise & Stable SpO2 Measurement with Fast Response Oxygen Monitor Finger with OLED Display for Sports Fitness & Home Use

Koshna$20.424.2★49 rev

Fingertip Pulse Oximeter with Respiration Rate & Respiratory Monitoring SpO2 Heart Rate PI & RR Measurements Blood oximeter Rechargeable 6 Display Modes & 4-Way Rotatable Screen for Home & Sports UseBlack

ACMC$22.664.2★132 rev

Zacurate 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicon Cover Batteries and Lanyard Royal Black

Zacurate$21.314.7★237,316 rev

Newest

by launch date

Pulse Oximeter with Respiration and OLED Display Oximetro Fingertip Oxygen Monitor for Accurate SpO and Respiration Rate Monitoring

Aranzo$19.5553 rev

4mo ago

Koshna$20.4249 rev

4mo ago

Rechargeable pulse oximeter with respiration with O2 Pulse Rate PI RR Respiratory Accurate Reliable Oximeter SpO2 Reading Not for medical use Black

MOONYANZHI$18.3050 rev

6mo ago

Pulse Oximeter with Respiration Rechargeable Fingertip Pulse Oximeter Blood Oxygen Monitor with Pulse Readings Portable O2 Saturation Monitor for Sports and Travel Pink Pulse Oximeter for Daily Wellness

Nestelle$15.8229 rev

7mo ago

Rechargeable pulse oximeter with respiration with SpO2 Pulse Rate and PI RR Precision Fast Oximeter SpO2 Reading Outdoor Sports Home (Purple)

Hummingbird$22.9583 rev

8mo ago

What buyers say about pulse oximeter with respiration

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

What buyers love

Ease Of Use19%

“Easy to operate”

Efficiency12%

“It is efficient”

Quality-Overall12%

“Excellent Product”

Accuracy-Overall10%

“Accurate and easy”

Advertised Vs Actual Product10%

“Exactly as advertised”

Value For Money9%

“Cheap price”

Health Monitoring2%

“Absolutely love my oxygen monitor”

Display-Overall2%

“Display good”

Battery Life2%

“Long battery life”

Durability1%

“durable products”

What buyers complain about

Functionality-Overall14%

“Absolutely does not function properly”

Measurement/Reading Accuracy12%

“Inaccurate”

Accuracy-Overall11%

“Disappointed With Accuracy”

Durability9%

“Broke after a few uses”

Battery Life5%

“The battery life is also very short”

Quality-Overall5%

“Low quality”

Value For Money4%

“A little pricey”

Size-Overall4%

“I find it uncomfortably tight”

Ease Of Use3%

“Awkward to use”

Connectivity-Overall3%

“Never connects”

Top return reasons

Measurement/Reading Accuracy26%

Functionality-Overall21%

Accuracy-Overall9%

Advertised Vs Actual Product7%

Size-Overall5%

Connectivity-Overall5%

Display-Overall4%