Heart Rate Monitor
FailThe top 5 brands take 100% of clicks, so Heart Rate Monitor is a Fail.
- Flapen Score
- 42 / 100Ranks 5,499 of 8,101 Sports & Outdoors niches · −5 vs the category median of 4742
- Market size
- $17.9M/yr3.4M searches / yr
- 90-day growth
- +2.9%search demand this quarter
- Competition
- 96%top-5 click share · 4 brands · 35 sellers
Flapen Score
Heart Rate Monitor against its category
The dotted line is the Sports & Outdoors average. Past it, Heart Rate Monitor is stronger. Inside it, weaker.
Market
The Heart Rate Monitor market on Amazon at a glance
Shoppers on Amazon United States searched for Heart Rate Monitor 3.4M times last year and spent an estimated $17.9M. All 4 brands take every click. Flapen scores it 42 out of 100, a Fail.
01 · Demand
An estimated 4.9% of those searches ended in a purchase.
Shoppers searched for this 3.4M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.9% of those searches ended in a purchase. Searches in the last 90 days moved +2.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $17.9M a year.
- Searches, last 12 months
- 3.4M
- Growth, 90 days vs prior 90
- +2.9%
- Conversion, latest week
- 4.9%
- Market size, estimated
- $17.9Ma year
- Peak month
- May1.7× the quietest month
- Top search term
- heart rate monitor991K searches a year
02 · Price
A sale here is worth $108.72.
Listings sell for $108.72 on average, from $73.89 to $167.90. Amazon reports units sold in ranges. This niche sold 200K to 250K a year. The average listing sells 25,000 to 30,000 of them. At $108.72 that is $2.7M to $3.3M a year per listing.
- Average price
- $108.72above the $15 to $100 sweet spot
- Price range
- $73.89–$167.90
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 200K–250K
- Units per listing a year
- 25,000–30,000
- Revenue per listing a year
- $2.7M–$3.3M
- Returns
- 4.5%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 21.1% of listings are out of stock. The average listing ranks #101 within Fitness Technology. It carries 19,731 reviews at 4.30 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 21.1%
- Average rank
- #101in Fitness Technology
- Average rating
- 4.30 starsAmazon United States average 4.42 stars
- Average reviews
- 19,731per listing
- Listings tracked
- 6
04 · Newcomers
Brands here are young.
The brands on the shelf have sold for 35 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 35 months
Products
Top Heart Rate Monitor products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 17, 2026. The live listing can differ.
Top sellers
by estimated 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
- Price
- $73.89
- Rating
- 4.4/5
- Reviews
- 83,279
- Age
- 10y ago

KardiaMobile 6L Max EKG Monitor Includes One-Year KardiaCare Membership FDA-Cleared Heart Monitor Medical-Grade Results in 30 Seconds Unlimited Recordings Works with Smartphones and Tablets
- Price
- $147.35
- Rating
- 4.1/5
- Reviews
- 1,487
- Age
- 5y ago

Polar H10 Heart Rate Monitor Chest Strap - ANT + Bluetooth Waterproof HR Sensor for Men and Women Black M-XXL
- Price
- $95.89
- Rating
- 4.2/5
- Reviews
- 26,663
- Age
- 7y ago

Garmin HRM 600 Premium Heart Rate Monitor Accurate Heart Rate and HRV Data Running Dynamics Stand-Alone Activity Recording M-XL
- Price
- $167.90
- Rating
- 4.6/5
- Reviews
- 1,073
- Age
- 1y ago

KardiaMobile Card Credit-Card Sized EKG Medical-Grade & FDA-Cleared Personal Heart Monitor Bluetooth Enabled On-The-Go Check-Up Anywhere Compatible with Most Smartphones No Subscription Required
- Price
- $89.41
- Rating
- 4.2/5
- Reviews
- 3,594
- Age
- 4y ago
Trending
estimated 90-day click momentum
Garmin HRM 600 Premium Heart Rate Monitor Accurate Heart Rate and HRV Data Running Dynamics Stand-Alone Activity Recording M-XL
- Price
- $167.90
- Rating
- 4.6/5
- Reviews
- 1,073
- Age
- 1y ago

KardiaMobile 6L Max EKG Monitor Includes One-Year KardiaCare Membership FDA-Cleared Heart Monitor Medical-Grade Results in 30 Seconds Unlimited Recordings Works with Smartphones and Tablets
- Price
- $147.35
- Rating
- 4.1/5
- Reviews
- 1,487
- Age
- 5y ago

KardiaMobile Card Credit-Card Sized EKG Medical-Grade & FDA-Cleared Personal Heart Monitor Bluetooth Enabled On-The-Go Check-Up Anywhere Compatible with Most Smartphones No Subscription Required
- Price
- $89.41
- Rating
- 4.2/5
- Reviews
- 3,594
- Age
- 4y ago

Polar H10 Heart Rate Monitor Chest Strap - ANT + Bluetooth Waterproof HR Sensor for Men and Women Black M-XXL
- Price
- $95.89
- Rating
- 4.2/5
- Reviews
- 26,663
- Age
- 7y ago

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
- Price
- $73.89
- Rating
- 4.4/5
- Reviews
- 83,279
- Age
- 10y ago
Newest
by launch date
Garmin HRM 600 Premium Heart Rate Monitor Accurate Heart Rate and HRV Data Running Dynamics Stand-Alone Activity Recording M-XL
- Price
- $167.90
- Rating
- 4.6/5
- Reviews
- 1,073
- Age
- 1y ago

COROS Heart Rate Monitor Comfort Easy to wear Auto-wear Detection Advanced Sensor Precise Data Bluetooth 38 Hours Battery Life Connects up to 3 Devices at Once for Run and Bike-Grey
- Price
- $77.88
- Rating
- 4.3/5
- Reviews
- 2,292
- Age
- 2y ago

KardiaMobile Card Credit-Card Sized EKG Medical-Grade & FDA-Cleared Personal Heart Monitor Bluetooth Enabled On-The-Go Check-Up Anywhere Compatible with Most Smartphones No Subscription Required
- Price
- $89.41
- Rating
- 4.2/5
- Reviews
- 3,594
- Age
- 4y ago

KardiaMobile 6L Max EKG Monitor Includes One-Year KardiaCare Membership FDA-Cleared Heart Monitor Medical-Grade Results in 30 Seconds Unlimited Recordings Works with Smartphones and Tablets
- Price
- $147.35
- Rating
- 4.1/5
- Reviews
- 1,487
- Age
- 5y ago

Polar H10 Heart Rate Monitor Chest Strap - ANT + Bluetooth Waterproof HR Sensor for Men and Women Black M-XXL
- Price
- $95.89
- Rating
- 4.2/5
- Reviews
- 26,663
- Age
- 7y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 96% of clicks. A locked shelf that new listings rarely crack.
Brands
4 rising
Sellers
35
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
96%
Top 20: 100%
Open market
0%
- AliveCor80%
- POLAR10%
- Garmin5%
- COROS4%
- Open — no brand owns it (0%)
Demand
Heart Rate Monitor search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.7×
Search terms
Top Heart Rate Monitor search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- heart rate monitor991K/yr
- kardiamobile ekg monitor450K/yr
- kardia mobile heart monitor269K/yr
- heart monitor222K/yr
- kardia214K/yr
- ekg monitoring devices fda approved161K/yr
- ekg141K/yr
- kardia mobile145K/yr
- ekg monitor102K/yr
- kardiamobile 6l79K/yr
Reviews and returns
What reviews say buyers love and hate about Heart Rate Monitor
We read the reviews and the return reasons for every product selling here.
“Never connected”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Heart Rate Monitor questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









