bike radar
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size
Incredible$2.6M$2.6M/yr · 279K searches
Review moat
Good739avg incumbent reviews — the moat a new listing must climb
Growth
Good+32.4%90-day search growth — must beat 0% to launch
Conversion
Good4.4%search→purchase rate — share of searches ending in a sale
Returns
Okay3.1%return rate — above 5% kills the launch gate
Avg price
Okay$212.29avg listing price — sweet spot $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Price range
Bad$71.32–$344.60cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Bad96%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, bike radar is a $2.6M/yr Amazon United States market (279K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 43/100.
Data updated Jul 21, 2026 · scored weekly · How we score niches
bike radar market data
- Units sold / yr
- 10K–13K
- avg 1,250–1,500/product
- Revenue / yr
- $2.1M–$2.7M
- units × avg price
- Conversion rate
- 4.4%
- Avg BSR
- #40
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 100%
- Out of stock
- 0.0%
- Avg brand age
- 38 months
- Avg seller age
- 172 days
Competition & brand share
The top 5 products capture 96% of clicks — a locked-up shelf that new listings rarely crack.Brands
3 flat
Sellers
54
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
96%
Top 20: 100%
Open market
0%
- Garmin89%
- CooSpo7%
- Wahoo Fitness4%
Demand
Weekly Amazon search volume, last 46 weeks — +32.4% search growth over the last 90 days.Top bike radar search terms
- garmin varia76K/yr
- garmin radar27K/yr
- bike radar25K/yr
- garmin varia rtl51520K/yr
- varia15K/yr
- garmin bike light14K/yr
- garmin bike radar10K/yr
- garmin light10K/yr
- bike radar tail light13K/yr
- garmin radar tail light16K/yr
Top bike radar 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 6 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Garmin Varia RTL515 Cycling Rearview Radar with Tail Light Visual and Audible Alerts for Vehicles Up to 153 Yards Away - 010-02376-00
Garmin$155.874.8★3,533 rev
Garmin Varia RearVue 820 Advanced Rearview Radar & Tail Light Enhanced Visibility & Awareness for Cyclists Advanced Vehicle Tracking & Brake Light Up to 24 Hrs of Battery Life in Day Flash Mode
Garmin$296.144.3★84 rev
Garmin Varia RCT715 Bicycle Radar with Camera and Tail Light Continuous Recording Vehicle Detection
Garmin$344.604.6★349 rev
Wearable4U - Garmin Varia RTL515 Cycling Rearview Radar with Visual and Audible Alerts for Vehicles and Power Bundle
Garmin$171.184.5★235 rev
COOSPO TR70 Bike Radar Tail Light Alerts for Vehicle in 140M Auto Brake Highlight 7 Lighting Modes 40H Long Battery Life Support APP/Garmin Cycling Computers Display for Road & MTB Cycling Safety
CooSpo$71.324.4★101 rev
Newest
by launch dateGarmin Varia RearVue 820 Advanced Rearview Radar & Tail Light Enhanced Visibility & Awareness for Cyclists Advanced Vehicle Tracking & Brake Light Up to 24 Hrs of Battery Life in Day Flash Mode
Garmin$296.1484 rev
COOSPO TR70 Bike Radar Tail Light Alerts for Vehicle in 140M Auto Brake Highlight 7 Lighting Modes 40H Long Battery Life Support APP/Garmin Cycling Computers Display for Road & MTB Cycling Safety
CooSpo$71.32101 rev
Wahoo Fitness TRACKR Radar Tail Light for Cycling Black
Wahoo Fitness$234.65132 rev
Garmin Varia RCT715 Bicycle Radar with Camera and Tail Light Continuous Recording Vehicle Detection
Garmin$344.60349 rev
Wearable4U - Garmin Varia RTL515 Cycling Rearview Radar with Visual and Audible Alerts for Vehicles and Power Bundle
Garmin$171.18235 rev
Trending
90-day click momentumGarmin Varia RearVue 820 Advanced Rearview Radar & Tail Light Enhanced Visibility & Awareness for Cyclists Advanced Vehicle Tracking & Brake Light Up to 24 Hrs of Battery Life in Day Flash Mode
Garmin$296.144.3★
COOSPO TR70 Bike Radar Tail Light Alerts for Vehicle in 140M Auto Brake Highlight 7 Lighting Modes 40H Long Battery Life Support APP/Garmin Cycling Computers Display for Road & MTB Cycling Safety
CooSpo$71.324.4★
Garmin Varia RTL515 Cycling Rearview Radar with Tail Light Visual and Audible Alerts for Vehicles Up to 153 Yards Away - 010-02376-00
Garmin$155.874.8★
Garmin Varia RCT715 Bicycle Radar with Camera and Tail Light Continuous Recording Vehicle Detection
Garmin$344.604.6★
Wearable4U - Garmin Varia RTL515 Cycling Rearview Radar with Visual and Audible Alerts for Vehicles and Power Bundle
Garmin$171.184.5★
What buyers say about bike radar
What buyers praise and complain about, mined from review topics.What buyers love
“Well worth the price”
“Excellent light”
“Battery life is good”
“Fantastic safety addition”
“Excellent product”
“It paired easily and quickly, turns on and recharges fast, and it stays in place well”
“Work well”
“ease of use”
“Installation is straightforward”
“Works as expected”
What buyers complain about
“Needs longer battery life”
“None of the additional features work”
“The price is a little steep”
“it did not fit the mounts i already had on my bikes”
“weaker after each recharge”
“The problem is this is a SAFETY device, and it disconnects, on average, 4-5 times per hour”
“It was a bit difficult”
“That said, this was not disclosed in the Features & Specs, Additional Information, or Product Details sections”
“Plus, I compared the claimed 300 lumen light to my Lezyne 300, and the Garmin light is noticeably less bright”
“sometimes on long rides it will loose blue tooth connection with my phone”
Top return reasons
Common questions
- Is bike radar profitable to sell on Amazon United States?
- The niche generates $2.6M/yr across 6 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +32.4%. Flapen's verdict: Skip it (43/100).
- How competitive is the bike radar niche?
- 3 brands and 54 sellers compete. The top 5 products take 96% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in bike radar?
- Top complaints mined from reviews: Battery Life, Functionality-Overall, Value For Money. The return rate is 3.1%.
- What does it cost to enter the bike radar niche?
- Listings span $71.32–$344.60; the average listing price is $212.29 (sweet spot $15–$100). The average incumbent carries 739 reviews — the moat a new listing must climb.