---
title: "Sdr — $777K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/sdr"
last_updated: "2026-08-11T19:14:02.839Z"
locale: en
meta:
description: "Niche score 51/100 · $777K/yr market. Brand-locked demand (top 5 brands take 97% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · $777K/yr market. Brand-locked demand (top 5 brands take 97% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Sdr — $777K/yr Amazon US Niche (2026) - Flapen"
---
# **sdr**
**Worth a look**
Shows a sweet-spot price point ($71.68 avg), but brand-locked demand (top 5 brands take 97% of clicks) keeps it on the watch list.
Market size 72Growth 43Conversion 22Competition 44Returns 66Price range 41Avg price 85Brand share 7Review moat 62Quality gap 79
**Avg price**
**Great****$71.68**
avg listing price — sweet spot $15–$100
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Market size**
**Good****$777K**
$777K/yr · 619K searches
**Returns**
**Good****2.4%**
return rate — above 5% kills the launch gate
**Review moat**
**Good****1,034.7**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Okay****59%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+14.4%**
90-day search growth — must beat 0% to launch
**Price range**
**Okay****$34.77–$192.57**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Bad****1.8%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, sdr is a $777K/yr Amazon United States market (619K searches/yr). The top 5 brands hold 97% of demand. Verdict: Worth a look — 51/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sdr market data**
- **Units sold / yr**
- **13K–15K**
- avg 500–750/product
- **Revenue / yr**
- **$896K–$1.1M**
- units × avg price
- **Conversion rate**
- **1.8%**
- **Avg BSR**
- **#1,089**
- **Page quality**
- **0%**
- **Prime**
- **87%**
- **Sponsored**
- **52%**
- **Out of stock**
- **24.2%**
- **Avg brand age**
- **49 months**
- **Avg seller age**
- **172 days**
## **Competition & brand share**
The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▲rising
**Sellers**
**61**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**59%**
Top 20: 97%
**Open market**
**1%**
- NooElec53% - RTL-SDR Blog27% - SBJKBVMF12% - yyiikee3% - ADS-B Exchange2% - Mokxihit2% - Open — no brand owns it (1 brand, 1%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +14.4% search growth over the last 90 days.
18K13KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/electronics/sdr/trend)
## **Top sdr search terms**
- **sdr**150K/yr+1.7%1.0% conv. - **rtl sdr**75K/yr+17.7%2.3% conv. - **sdr radio receiver**81K/yr-9.7%0.7% conv. - **rtl-sdr**37K/yr+37.2%2.6% conv. - **rtl sdr v4**27K/yr+54.8%2.1% conv. - **rtl-sdr blog v4**18K/yr+119.9%3.6% conv. - **sdr dongle**35K/yr+32.4%1.6% conv. - **sdr radio**39K/yr-7.5%0.4% conv. - **software defined radio**33K/yr-7.7%0.8% conv. - **sdr transceiver**24K/yr+8.8%0.1% conv. [**All search terms **](https://flapen.com/research/us/electronics/sdr/search-terms)
## **Top sdr 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.
0%4%$31K8%$62K12%$93K16%$124K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 23 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Nooelec RTL-SDR v5 Bundle - NESDR Smart HF/VHF/UHF (100kHz-1.75GHz) Software Defined Radio. Premium RTLSDR w/ 0.5PPM TCXO SMA Input Aluminum Enclosure & 3 Antennas. RTL2832U & R820T2-Based Radio**NooElec**$49.25**4.3★3,904 rev](https://www.amazon.com/dp/B01GDN1T4S) [2**RTL-SDR Blog V3 R860 RTL2832U 1PPM TCXO HF Bias Tee SMA Software Defined Radio with Dipole Antenna Kit**RTL-SDR Blog**$48.34**4.4★6,479 rev](https://www.amazon.com/dp/B0BMKB3L47) [3**Nooelec RTL-SDR v5 SDR - NESDR Smart HF/VHF/UHF (100kHz-1.75GHz) Software Defined Radio. Premium RTLSDR w/ 0.5PPM TCXO SMA Input & Aluminum Enclosure. RTL2832U & R820T2 (R860)-Based Radio**NooElec**$39.11**4.5★2,825 rev](https://www.amazon.com/dp/B01HA642SW) [4**RTL-SDR Blog V3 R860 RTL2832U 1PPM TCXO SMA Software Defined Radio (Dongle Only) (Black)**RTL-SDR Blog**$38.21**4.6★3,125 rev](https://www.amazon.com/dp/B0BMKZCKTF) [5**SDR-V4 RTL SDR V4 R828D RTL2832U 1PPM TCXO SMA RTLSDR Software Defined Radio Receiver**SBJKBVMF**$63.52**4.2★9 rev](https://www.amazon.com/dp/B0GWVMVZ7R)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**SDR-V4 Blog RTL SDR V4 R828D RTL2832U 1PPM TCXO SMA RTLSDR Software Defined Radio Receiver With Multipurpose Antenna**SBJKBVMF**$74.86**1 rev2mo ago](https://www.amazon.com/dp/B0GYP1C4X3) [**SDR-V4 RTL SDR V4 R828D RTL2832U 1PPM TCXO SMA RTLSDR Software Defined Radio Receiver**SBJKBVMF**$63.52**9 rev3mo ago](https://www.amazon.com/dp/B0GWVMVZ7R) [**ATS-Decoder Mega SDR Radio Receiver 4 Touch Screen AM FM SSB CW DIGI Upgraded ATS25 Version with High-Sensitivity SI4735D60 Chip Built-in CW Digital Decoder 4000mAh Battery Portable Aluminum Case**ZZIIMEED**$192.57**1 rev6mo ago](https://www.amazon.com/dp/B0GD6P9T95) [**Portable SDR DSP Radio Receiver 4.3 Touchscreen 100KHz-149MHz Full Band Shortwave FM MW SSB CW HAM 192kHz Spectrum Waterfall Display CNC Aluminum Alloy Case Rechargeable Battery**yyiikee**$110.11**27 rev1y ago](https://www.amazon.com/dp/B0DZ6799PM) [**Full-Bands DSP SDR Radio Receiver 4.3 IPS Screen FM/AM/LSB/USB/CW 192kHz Spectrum Rechargeable 5000mAh Rechargeable Battery Aluminum Alloy Shell Nice Sound**Mokxihit**$110.87**18 rev1y ago](https://www.amazon.com/dp/B0DP42XKB3)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**SDR-V4 Blog RTL SDR V4 R828D RTL2832U 1PPM TCXO SMA RTLSDR Software Defined Radio Receiver With Multipurpose Antenna**SBJKBVMF**$74.86**5.0★**▲ 187%**](https://www.amazon.com/dp/B0GYP1C4X3) [**SDR-V4 RTL SDR V4 R828D RTL2832U 1PPM TCXO SMA RTLSDR Software Defined Radio Receiver**SBJKBVMF**$63.52**4.2★**▲ 173%**](https://www.amazon.com/dp/B0GWVMVZ7R) [**ATS-Decoder Mega SDR Radio Receiver 4 Touch Screen AM FM SSB CW DIGI Upgraded ATS25 Version with High-Sensitivity SI4735D60 Chip Built-in CW Digital Decoder 4000mAh Battery Portable Aluminum Case**ZZIIMEED**$192.57**4.0★**▲ 153%**](https://www.amazon.com/dp/B0GD6P9T95) [**NooElec NESDR SMArt v4 RTL-SDR Essentials Starter Kit - Includes Everything to Start with Software Defined Radio Including Premium SDR Flamingo FM Bandstop Filter 3 Antennas 10 Adapters & Case**NooElec**$85.82**4.2★**▲ 73%**](https://www.amazon.com/dp/B07W3XQKXV) [**ADSBexchange.com Orange R860 RTL2832U 0.5 PPM TCXO SDR w/Amp**ADS-B Exchange**$34.77**4.4★**▲ 73%**](https://www.amazon.com/dp/B09NJWMY56)
**~~View all trending →~~**
## **What buyers say about sdr**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**17%
*“Great Build Quality”*
**Value For Money**14%
*“good value for money”*
**Signal Strength**13%
*“Very cool and capable receiver”*
**Advertised Vs Actual Product**13%
*“Works as it should”*
**Compatibility-Overall**8%
*“No compatibility problems on MacOS”*
**Assembly/Installation**6%
*“I got it set up I am enjoying it”*
**Software/Application**5%
*“Works great with Linux app to read”*
**Ease Of Use**4%
*“easy to use”*
**Material Quality**2%
*“The aluminum enclosure feels solid”*
**Design-Overall**2%
*“Jokes aside these are built with love”*
### **What buyers complain about **
**Durability**13%
*“It broke, immediately”*
**Instructions/User Manual/Troubleshooting**11%
*“No directions at all”*
**Functionality-Overall**10%
*“Doesn't work”*
**Software/Application**9%
*“I struggled with software installation for a Mac”*
**Signal Strength**7%
*“While it technically works the stock antenna is barely usable”*
**Assembly/Installation**6%
*“takes some expertise to set up”*
**Quality-Overall**5%
*“For the price it's junk”*
**Compatibility-Overall**4%
*“SDRSharp does not recognize it at all”*
**Connectivity-Overall**4%
*“tends to disconnect”*
**Strength**2%
*“High failure rate”*
### **Top return reasons **
**Functionality-Overall**19%
**Compatibility-Overall**15%
**Signal Strength**9%
**Connectivity-Overall**8%
**Defective Material/Parts**7%
**Software/Application**6%
**Advertised Vs Actual Product**5%
**Range**5%
**Quality-Overall**3%
**Value For Money**3%
## **Common questions**
- **Is sdr profitable to sell on Amazon United States?**
- The niche generates $777K/yr across 23 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is +14.4%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the sdr niche?**
- 7 brands and 61 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in sdr?**
- Top complaints mined from reviews: Durability, Instructions/User Manual/Troubleshooting, Functionality-Overall. The return rate is 2.4%.
- **When does demand for sdr peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the sdr niche?**
- Listings span $34.77–$192.57; the average listing price is $71.68 (sweet spot $15–$100). The average incumbent carries 1,035 reviews — the moat a new listing must climb.
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