ekg watch
Skip itWeak search conversion (0.5%) — this niche doesn't clear our bar today.
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Avg price
Good$118.49avg listing price — sweet spot $15–$100
Returns
Okay3.9%return rate — above 6% kills the launch gate
Brand share
Okay82%top-5 brand share — brands hold most of the demand
Price range
Okay$10.92–$302.95cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Okay+2.7%90-day search growth — must beat 0% to launch
Market size
Bad$98K$98K/yr · 179K searches
Competition
Bad75%top-5 click share — a locked-up shelf
Review moat
Bad10,506.58avg incumbent reviews — the moat a new listing must climb
Conversion
Bad0.5%search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, ekg watch is a $98K/yr Amazon United States market (179K searches/yr). The top 5 brands hold 82% of demand. Verdict: Skip it — 34/100.
Data updated Jul 17, 2026 · scored weekly · How we score niches
ekg watch market data
- Units sold / yr
- 1K–1K
- avg 0–100/product
- Revenue / yr
- $118K–$148K
- units × avg price
- Launch success
- —
- 2 of 2 new (360d)
- Conversion rate
- 0.5%
- Avg BSR
- #114
- Page quality
- 0%
- Prime
- 92%
- Sponsored
- 83%
- Out of stock
- 7.0%
- Avg brand age
- 23 months
- Avg seller age
- 172 days
Competition & brand share
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.Brands
10 falling
Sellers
71
Top-5 brand share
82%
Top 20: 100%
Top-5 click share
75%
Top 20: 100%
Open market
14%
- AliveCor51%
- Fitbit11%
- Samsung7%
- hellibito7%
- Amazfit5%
- Apple4%
- Open — no brand owns it (4 brands, 14%)
Demand & seasonality
Weekly Amazon search volume, last 68 weeks — +2.7% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.3×
Top ekg watch search terms
- amoled smart watch25K/yr
- ecg smart watch26K/yr
- ekg watch16K/yr
- smart watch cheap13K/yr
- ekg watches11K/yr
- smartwatch with sim card slot11K/yr
- smart watch amoled7K/yr
- nfc smart watch9K/yr
- wear os watch7K/yr
- smart watch refurbished6K/yr
Top ekg watch 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.
All 12 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
KardiaMobile 1-Lead EKG Monitor Medical-Grade FDA-Cleared Personal Heart Monitor Detects Normal AFib & Arrhythmias 30 Second Results Works with Most Smartphones HSA&FSA Eligible
AliveCor$73.894.4★83,279 rev
Advanced Health Smartwatch for Women Men with Real-Time Monitoring of Heart Rate Blood Oxygen Body Temperature Blood Pressure Sleep Auality and Stress Levels.Always-On Display for Android & iOS
hellibito$88.394.1★170 rev
Fitbit Sense 2 Advanced Health and Fitness Smartwatch with Stress and Sleep Tools - 3-Month Google Health Premium Membership Included - ECG App SpO2 24/7 Heart Rate and GPS - Shadow Grey/Graphite
Fitbit$199.414.1★10,057 rev
Fitbit Sense 2 Advanced Health and Fitness Smartwatch with Stress and Sleep Tools - 3-Month Google Health Premium Membership Included - ECG App SpO2 24/7 Heart Rate and GPS - Lunar White/Platinum
Fitbit$196.594.1★10,057 rev
Amazfit Bip 6 Smart Watch 46mm 14 Day Battery 1.97 AMOLED Display GPS & Free Maps AI Bluetooth Call & Text Health Fitness & Sleep Tracker 140+ Workout Modes 5 ATM Water-Resistance Black
Amazfit$71.864.3★6,462 rev
Newest
by launch date![Apple Watch Series 11 [GPS 42mm] Smartwatch with Rose Gold Aluminum Case with Light Blush Sport Band - S/M. Sleep Score Fitness Tracker Health Monitoring Always-On Display Water Resistant](https://m.media-amazon.com/images/I/31J+F-pXaWL.jpg)
Apple Watch Series 11 [GPS 42mm] Smartwatch with Rose Gold Aluminum Case with Light Blush Sport Band - S/M. Sleep Score Fitness Tracker Health Monitoring Always-On Display Water Resistant
Apple$302.952,544 rev
Smart Watch for Men Women Answer/Make Call 1.85 HD Fitness Tracker with 24/7 Heart Rate & Sleep Monitor 110+ Sports Modes IP68 Waterproof Smartwatch Long Battery Life for Android iOS Black
VOTAZIB$10.9277 rev
![Samsung Galaxy Watch 8 (2025) 40mm Bluetooth Smartwatch Cushion Design Fitness Tracker Sleep Coaching Running Coach Energy Score Heart Rate Tracking Graphite [US Version 2 Yr Warranty]](https://m.media-amazon.com/images/I/41pVUmtVzHL.jpg)
Samsung Galaxy Watch 8 (2025) 40mm Bluetooth Smartwatch Cushion Design Fitness Tracker Sleep Coaching Running Coach Energy Score Heart Rate Tracking Graphite [US Version 2 Yr Warranty]
Samsung$271.051,495 rev
Advanced Health Smartwatch for Women Men with Real-Time Monitoring of Heart Rate Blood Oxygen Body Temperature Blood Pressure Sleep Auality and Stress Levels.Always-On Display for Android & iOS
hellibito$88.39170 rev
Amazfit Bip 6 Smart Watch 46mm 14 Day Battery 1.97 AMOLED Display GPS & Free Maps AI Bluetooth Call & Text Health Fitness & Sleep Tracker 140+ Workout Modes 5 ATM Water-Resistance Black
Amazfit$71.866,462 rev
Trending
90-day click momentumSmart Watch for Men Women Answer/Make Call 1.85 HD Fitness Tracker with 24/7 Heart Rate & Sleep Monitor 110+ Sports Modes IP68 Waterproof Smartwatch Long Battery Life for Android iOS Black
VOTAZIB$10.923.7★
Samsung Galaxy Watch 8 (2025) 40mm Bluetooth Smartwatch Cushion Design Fitness Tracker Sleep Coaching Running Coach Energy Score Heart Rate Tracking Graphite [US Version 2 Yr Warranty]
Samsung$271.054.5★
KardiaMobile 1-Lead EKG Monitor Medical-Grade FDA-Cleared Personal Heart Monitor Detects Normal AFib & Arrhythmias 30 Second Results Works with Most Smartphones HSA&FSA Eligible
AliveCor$73.894.4★
Advanced Health Smartwatch for Women Men with Real-Time Monitoring of Heart Rate Blood Oxygen Body Temperature Blood Pressure Sleep Auality and Stress Levels.Always-On Display for Android & iOS
hellibito$88.394.1★
Apple Watch Series 11 [GPS 42mm] Smartwatch with Rose Gold Aluminum Case with Light Blush Sport Band - S/M. Sleep Score Fitness Tracker Health Monitoring Always-On Display Water Resistant
Apple$302.954.8★
What buyers say about ekg watch
What buyers praise and complain about, mined from review topics.What buyers love
“Value for money”
“Excellent Product”
“LONG BATTERY LIFE”
“easy to operate”
“App is easy to use”
“As expected”
“Easy to install”
“Serves its purpose well”
“Comfortable fit”
“Easy Connection”
What buyers complain about
“Low Battery Life”
“Charging problem”
“Falls apart”
“Terrible app”
“not functional”
“Expensive too”
“its really hard to connect”
“Button are too touchy”
“Compatibility Problems”
“This is definitelly overpriced product of rediculously low quality”
Top return reasons
Common questions
- Is ekg watch profitable to sell on Amazon United States?
- The niche generates $98K/yr across 12 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +2.7%. Flapen's verdict: Skip it (34/100).
- How competitive is the ekg watch niche?
- 10 brands and 71 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 82% of demand.
- What do buyers complain about in ekg watch?
- Top complaints mined from reviews: Battery Life, Charging, Durability. The return rate is 3.9%.
- When does demand for ekg watch peak?
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- What does it cost to enter the ekg watch niche?
- Listings span $10.92–$302.95; the average listing price is $118.49 (sweet spot $15–$100). The average incumbent carries 10,507 reviews — the moat a new listing must climb.