Kardia Mobile Heart Monitor Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Kardia Mobile Heart Monitor sales on Amazon US totaled 47,600 units in July 2026 (▼ 7.0% vs. the prior month), generating an estimated $3,817,438 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 77.7% of unit volume and 76.4% of revenue, while a typical listing is priced at $58.24. The keyword itself pulled 20,242 Amazon queries over the same period (▼ 20.9% MoM).
Zooming out to the 12-month window ending July 2026, the kardia mobile heart monitor Top 50 moved 585,600 units and $43,211,016 in cumulative sales — an average of 48,800 units and $3,600,918 per month. Monthly throughput topped out at 67,800 units in December 2025 and dipped to 31,250 in May 2026, leaving the latest reading 1.0% higher than August 2025.
Kardia Mobile Heart Monitor Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
47.6K
▼ 7.0% MoM
Monthly Revenue 2026/07
$3.8M
▼ 5.6% MoM
Top 10 Market Share 2026/07
77.7%
Kardia Mobile Heart Monitor Market Share & Sales Concentration on Amazon US — July 2026
The most-sold kardia mobile heart monitor listing on Amazon US in July 2026 is ASIN B01A4W8AUK (Brand: KARDIAMOBILE), which sold 10,000 units at $79.00 apiece — equal to 21.0% of every unit tracked in this report and 1.7× the volume of the No. 2 listing.
The Top 10 ASINs account for 37,000 units and $2,915,390 in July 2026 — 77.7% of unit volume and 76.4% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Kardia Mobile Heart Monitor' on Amazon
July 2026
Is 77.7% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
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Top 5 Volume Share breakdown
B01A4W8AUK
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
10K
▲ 0.0%vs. prior month
$780.3K
latest month
12-month trend
B08R1GPJ4M
Healthtree JKS50B Pulse Oximeter Fingertip - Blood Oxygen monitor Fingertip with Perfusion Index, Fast 5-8s Reading, Large OLED Display, SpO2 & Heart Rate monitor for Home, Sports, Travel (Includes Batteries & Lanyard)
6K
▼ 25.0%vs. prior month
$57.6K
latest month
12-month trend
B097Q4SLDP
KardiaMobile 6L Max 6-Lead EKG + One-Year Membership, Unlimited Recordings | Detects 6 Arrhythmias, FDA-Cleared Heart Monitor, Medical-Grade Results in 30 Seconds, Works with Smartphones and Tablets
5K
▼ 28.6%vs. prior month
$645K
latest month
12-month trend
B07PM54P4N
Polar H10 Heart Rate Monitor Chest Strap - ANT + Bluetooth, Waterproof HR Sensor for Men and Women
4K
▼ 33.3%vs. prior month
$415.4K
latest month
12-month trend
B07YX5C4LB
Zacurate 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicon Cover, Batteries and Lanyard, Mystic Black - OLED
3K
▲ 0.0%vs. prior month
$100.6K
latest month
12-month trend
B0DQ9KDKT2
Garmin HRM 200
2K
▲ 300.0%vs. prior month
$159.5K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Kardia Mobile Heart Monitor Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
KARDIAMOBILE is the best-performing kardia mobile heart monitor brand in July 2026, moving 15,000 units across 2 ASINs for 40.5% of Top 10 volume. HealthTree follows with 6,000 units (16.2%), ahead of POLAR on 5,000 units (13.5%).
With 7 brands splitting the Top 10 and 70.3% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $9.99 to $104.00, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
KARDIAMOBILE
2 ASINs in Top 10
40.5%
Units
15K
Revenue
$1.4M
Avg. price
$104.00
B01A4W8AUK
$79.00·★4.4·83.2K revsKardiaMobile 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
Units sold10KB097Q4SLDP
$129.00·★2.8·19 revsKardiaMobile 6L Max 6-Lead EKG + One-Year Membership, Unlimited Recordings | Detects 6 Arrhythmias, FDA-Cleared Heart Monitor, Medical-Grade Results in 30 Seconds, Works with Smartphones and Tablets
Units sold5K
HealthTree
1 ASIN in Top 10
16.2%
Units
6K
Revenue
$57.6K
Avg. price
$9.99
B08R1GPJ4M
$9.99·★4.5·12.9K revsHealthtree JKS50B Pulse Oximeter Fingertip - Blood Oxygen monitor Fingertip with Perfusion Index, Fast 5-8s Reading, Large OLED Display, SpO2 & Heart Rate monitor for Home, Sports, Travel (Includes Batteries & Lanyard)
Units sold6K
POLAR
2 ASINs in Top 10
13.5%
Units
5K
Revenue
$485.3K
Avg. price
$87.19
B07PM54P4N
$104.49·★4.1·26.9K revsPolar H10 Heart Rate Monitor Chest Strap - ANT + Bluetooth, Waterproof HR Sensor for Men and Women
Units sold4KB08411DQ96
$69.90·★4.0·10K revsPolar H9 Heart Rate Sensor
Units sold1K
Trending Kardia Mobile Heart Monitor Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, one ASIN forced its way in: B0DQ9KDKT2 booked 2K units at $79.99, with ▲ 300.0% MoM change. On the growth side, B0DQB2F5GD leads positive momentum with ▲ 300.0% MoM growth on 400 units, with B07QXKMSHY close behind at ▲ 100.0% MoM on 2K units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B0DQ9KDKT2
Garmin HRM 200
Price
$79.99
Rating
4.2
Reviews
1.6K
Latest month sales
B0DQB2F5GD
Garmin HRM 200
Price
$74.99
Rating
4.2
Reviews
1.6K
Latest month sales
B07QXKMSHY
Omron Complete 2-in-1 Blood Pressure Monitor + EKG for Home Use | Upper Arm Blood Pressure Cuff - #1 Doctor & Pharmacist Recommended Brand - Clinically Validated - Connect App
Unlock to view ASIN details and product titles
Price
$128.99
Rating
4.1
Reviews
2.2K
Latest month sales
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