Is ecg monitor profitable to sell on Amazon United Kingdom?

The niche generates £743K/yr across 3 tracked products. 90-day search growth is -12.6%. Flapen's verdict: Skip it (34/100).

How competitive is the ecg monitor niche?

2 brands and 4 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.

When does demand for ecg monitor peak?

Demand peaks in Dec; the busiest month runs 1.8× the quietest.

What does it cost to enter the ecg monitor niche?

Listings span £68.67–£118.45; the average listing price is £86.29 (sweet spot $15–$100). The average incumbent carries 10,045 reviews — the moat a new listing must climb.

ecg monitor

Skip it

A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Avg price

Great£86.29

avg listing price — sweet spot $15–$100

Market size

Good£743K

£743K/yr · 367K searches

Price range

Good£68.67–£118.45

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Returns

Okay3.5%

return rate — above 5% kills the launch gate

Conversion

Okay2.4%

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

Review moat

Bad10,044.67

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-12.6%

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

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Signals High Price

According to Flapen's Amazon United Kingdom niche tracking, ecg monitor is a £743K/yr Amazon United Kingdom market (367K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Dec. Verdict: Skip it — 34/100.

Data updated Jul 29, 2026 · scored weekly · How we score niches

ecg monitor market data

Units sold / yr: 6K–8K; avg 1,000–1,250/product
Revenue / yr: £518K–£690K; units × avg price
Conversion rate: 2.4%
Avg BSR: #15
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 13.9%
Avg brand age: 37 months
Avg seller age: 174 days

Competition & brand share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

2 falling

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

AliveCor97%
EMAY3%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -12.6% search growth over the last 90 days.

Peak months: Dec · busiest ÷ quietest = 1.8×

Open Trend

Top ecg monitor search terms

kardia mobile ecg monitor83K/yr -14.0%1.8% conv.
ecg monitors for home use60K/yr -13.1%0.8% conv.
ecg33K/yr -9.9%0.5% conv.
kardiamobile45K/yr -16.6%1.5% conv.
ecg monitor26K/yr -27.1%0.7% conv.
kardia mobile22K/yr -14.1%1.2% conv.
kardia14K/yr -9.0%2.6% conv.
kardiamobile 6l12K/yr +4.4%3.5% conv.
cardio mobile device11K/yr +6.3%0.8% conv.
ecg machine11K/yr -1.5%0.2% conv.

All search terms

Top ecg monitor 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 3 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

KardiaMobile 1-Lead ECG Heart Rate Monitor with 1-Month KardiaCare

AliveCor£71.764.4★119 rev

KardiaMobile 6-Lead ECG Heart Rate Monitor with 1-Month KardiaCare

AliveCor£118.454.3★29,030 rev

EMAY Portable ECG/EKG Monitor (Record ECG Without Smartphone) | Standalone Personal ECG Device with Screen & Data Storage | No Subscription Required

EMAY£68.674.7★985 rev

Newest

by launch date

KardiaMobile 1-Lead ECG Heart Rate Monitor with 1-Month KardiaCare

AliveCor£71.76119 rev

1y ago

KardiaMobile 6-Lead ECG Heart Rate Monitor with 1-Month KardiaCare

AliveCor£118.4529,030 rev

1y ago

EMAY Portable ECG/EKG Monitor (Record ECG Without Smartphone) | Standalone Personal ECG Device with Screen & Data Storage | No Subscription Required

EMAY£68.67985 rev

7y ago

Common questions

Is ecg monitor profitable to sell on Amazon United Kingdom?: The niche generates £743K/yr across 3 tracked products. 90-day search growth is -12.6%. Flapen's verdict: Skip it (34/100).
How competitive is the ecg monitor niche?: 2 brands and 4 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
When does demand for ecg monitor peak?: Demand peaks in Dec; the busiest month runs 1.8× the quietest.
What does it cost to enter the ecg monitor niche?: Listings span £68.67–£118.45; the average listing price is £86.29 (sweet spot $15–$100). The average incumbent carries 10,045 reviews — the moat a new listing must climb.