Myzone Replacement Strap
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Great$67.82avg listing price — sweet spot $15–$100
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Competition
Good50%top-5 click share — leaders hold, buyers still browse
Price range
Good$10.76–$167.90cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Okay4.5%return rate — above 5% kills the launch gate
Review moat
Bad10,131avg incumbent reviews — the moat a new listing must climb
Growth
Bad-11.4%90-day search growth — must beat 0% to launch
Conversion
Bad1.0%search→purchase rate — share of searches ending in a sale
Market size
Bad$36K$36K/yr · 54K searches
Brand share
Bad100%top-5 brand share — brand-locked demand
Is myzone replacement strap profitable on Amazon?
According to Flapen's Amazon United States niche tracking, myzone replacement strap is a $36K/yr Amazon United States market (54K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan. Verdict: Skip it — 34/100.
Data updated Jul 17, 2026 · scored weekly · How we score niches
myzone replacement strap market size & sales
Units sold, revenue, conversion and listing quality across the tracked shelf.- Units sold / yr
- 2K–3K
- avg 100–250/product
- Revenue / yr
- $136K–$170K
- units × avg price
- Conversion rate
- 1.0%
- Avg BSR
- #506
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 100%
- Out of stock
- 5.8%
- Avg brand age
- 37 months
- Avg seller age
- 166 days
Competition: brands, sellers & click share
The top 5 products take 50% of clicks — established leaders, but buyers still shop beyond them.Brands
5 rising
Sellers
37
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
50%
Top 20: 100%
Open market
0%
- MYZONE46%
- POLAR22%
- Rich Green Valley21%
- AliveCor7%
- Garmin3%
- Open — no brand owns it (0%)
myzone replacement strap demand & seasonality
Weekly Amazon search volume, last 104 weeks — -11.4% search growth over the last 90 days.Peak months: Jan · busiest ÷ quietest = 1.7×
Top myzone replacement strap search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.- myzone19K/yr
- myzone heart rate monitor16K/yr
- my zone heart monitor8K/yr
- my zone6K/yr
- myzone switch3K/yr
- myzone mz32K/yr
Top myzone replacement strap products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 15 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Myzone MZ-Switch Physical Activity Heart Rate Monitor A Water Proof Fitness Tracker for Wrists Arms & Chest
MYZONE$133.954.1★244 rev
Polar H10 Heart Rate Monitor Chest Strap - ANT + Bluetooth Waterproof HR Sensor for Men and Women Black M-XXL
POLAR$95.894.2★26,663 rev
Rich Green Valley Heart Rate Monitor Chest Strap for myzone Replacement Strap Compatible with MYZONE MZ-3 MZ-1 Strap SweatProof & Waterproof Pro Chest Belt (Red XL-Large)
Rich Green Valley$16.824.1★65 rev
Polar H10 Heart Rate Monitor Chest Strap - ANT + Bluetooth Waterproof HR Sensor for Men and Women Red M-XXL
POLAR$97.714.2★26,663 rev
Rich Green Valley Heart Rate Monitor Chest Strap for myzone Replacement Strap Compatible with MYZONE MZ-3 MZ-1 Strap SweatProof & Waterproof Pro Chest Belt (Red Medium)
Rich Green Valley$16.774.1★65 rev
Newest
by launch date
Myzone Max - Physical Activity Fitness Tracker for Your Chest Bluetooth Connectivity and Waterproof Device for Sport and Fitness Activities
MYZONE$148.1321 rev
Garmin HRM 600 Premium Heart Rate Monitor Accurate Heart Rate and HRV Data Running Dynamics Stand-Alone Activity Recording M-XL
Garmin$167.901,073 rev
Myzone Adjustable Strap Extender Expands Any Myzone Chest Strap for a Custom Fit Ideal for All Body Types and Workout Styles
MYZONE$10.76832 rev
Rich Green Valley Heart Rate Monitor Chest Strap for myzone Replacement Strap Compatible with MYZONE MZ-3 MZ-1 Strap SweatProof & Waterproof Pro Chest Belt (Red XL-Large)
Rich Green Valley$16.8265 rev
Myzone MZ-3 Sports Bra (Small) Black Supportive and Comfortable Gym Bra for Women Designed to Secure the MZ-3 Chest Strap During Fitness Training
MYZONE$15.6616 rev
Trending
90-day click momentum
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★
Myzone Adjustable Strap Extender Expands Any Myzone Chest Strap for a Custom Fit Ideal for All Body Types and Workout Styles
MYZONE$10.764.6★
Garmin HRM 600 Premium Heart Rate Monitor Accurate Heart Rate and HRV Data Running Dynamics Stand-Alone Activity Recording M-XL
Garmin$167.904.6★
Rich Green Valley Compatible with Myzone MZ-3 Strap and MZ-1 Chest Belt Heart Rate Monitor chest Straps Red Standard
Rich Green Valley$15.714.1★
Myzone MZ-Switch & Myzone Max Adjustable Replacement Chest Strap (Medium) Comfortable & Secure Fit for Fitness Tracking Ideal for Home Workouts & Gym Training
MYZONE$19.934.6★
What reviews say buyers love and hate about myzone replacement strap
What buyers praise and complain about, mined from review topics.What buyers love
“easy to operate”
“Excellent Product”
“It works”
“Worth every cent”
“Pairing with your phone is straightforward”
“As advertised”
“the app is user friendly”
“easy to use and connect”
“Its accurate when I work out my friends could join in our activities”
“Battery life is decent”
What buyers complain about
“Never connected”
“Died in 3 days”
“Questionable functionality”
“Too expensive to not even last a year”
“The app is horrible and doesnt work”
“Compatibility Problems”
“Battery life is terrible”
“garbage, stopped working after a week”
“Difficult to use”
“Started getting erratic readings”
Top return reasons
Common myzone replacement strap questions
- Is myzone replacement strap profitable to sell on Amazon United States?
- The niche generates $36K/yr across 15 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -11.4%. Flapen's verdict: Skip it (34/100).
- How competitive is the myzone replacement strap niche?
- 5 brands and 37 sellers compete. The top 5 products take 50% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in myzone replacement strap?
- Top complaints mined from reviews: Connectivity-Overall, Durability, Functionality-Overall. The return rate is 4.5%.
- When does demand for myzone replacement strap peak?
- Demand peaks in Jan; the busiest month runs 1.7× the quietest.
- What does it cost to enter the myzone replacement strap niche?
- Listings span $10.76–$167.90; the average listing price is $67.82 (sweet spot $15–$100). The average incumbent carries 10,131 reviews — the moat a new listing must climb.