- Flapen Score
- 36 / 100Ranks 689 of 740 Business, Industry & Science niches · −13 vs the category median of 4936
- Market size
- £101K/yr89K searches / yr
- 90-day growth
- -17.4%search demand this quarter
- Competition
- 68%top-5 click share · 11 brands · 30 sellers
Flapen Score
Sdr against its category
The dotted line is the Business, Industry & Science average. Past it, Sdr is stronger. Inside it, weaker.
Market
The Sdr market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Sdr 89K times last year and spent an estimated £101K. The top 5 brands take 91% of clicks. Flapen scores it 36 out of 100, a Fail.
01 · Demand
An estimated 1.4% of those searches ended in a purchase.
Shoppers searched for this 89K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 1.4% of those searches ended in a purchase. Searches in the last 90 days moved -17.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated £101K a year.
- Searches, last 12 months
- 89K
- Growth, 90 days vs prior 90
- -17.4%
- Conversion, latest week
- 1.4%
- Market size, estimated
- £101Ka year
- Peak month
- December1.5× the quietest month
- Top search term
- sdr radio receiver26K searches a year
02 · Price
A sale here is worth £82.36.
Listings sell for £82.36 on average, from £14.88 to £323.83. Amazon reports units sold in ranges. This niche sold 1K to 2K a year. The average listing sells 0 to 100 of them. At £82.36 that is £0 to £8K a year per listing.
- Average price
- £82.36inside the $15 to $100 sweet spot
- Price range
- £14.88–£323.83
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 1K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- £0–£8K
- Returns
- 3.9%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
62% of listings pay for placement with sponsored ads. 90% ship with Prime. On an average day, 5.6% of listings are out of stock. The average listing ranks #148 within Industrial Electrical. It carries 546 reviews at 4.18 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 62%
- Prime listings
- 90%
- Out of stock, average day
- 5.6%
- Average rank
- #148in Industrial Electrical
- Average rating
- 4.18 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 546per listing
- Listings tracked
- 21
04 · Newcomers
0 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 39 months on average, so the names here are settling in.
- Launched, last 12 months
- 4
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 39 months
Products
Top Sdr products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 21, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
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
- Price
- £27.01
- Rating
- 4.5/5
- Reviews
- 2,799
- Age
- 10y ago

RTL-SDR Blog V4 R828D RTL2832U 1PPM TCXO SMA Software Defined Radio (Dongle Only)
- Price
- £44.82
- Rating
- 4.4/5
- Reviews
- 936
- Age
- 2y ago

RTL-SDR Blog V4 R828D RTL2832U 1PPM TCXO HF Bias Tee SMA Software Defined Radio with Dipole Antenna Kit
- Price
- £58.34
- Rating
- 4.4/5
- Reviews
- 1,495
- Age
- 2y ago

Dsp SDR Radio Receiver Dsp Digital Demodulation Receiver Portable Shortwave Radio 4.3 Inch Touch Screen 100KHz To 149MHz FM MW SSB CW HAM Shortwave Radio Receiver
- Price
- £100.99
- Rating
- 3.3/5
- Reviews
- 12
- Age
- 2y ago

NooElec NESDR SMArt HF Bundle: 100kHz-1.7GHz Software Defined Radio Set for HF/UHF/VHF including RTL-SDR Assembled Ham It Up Upconverter Balun Adapters & Cables
- Price
- £91.09
- Rating
- 4.2/5
- Reviews
- 957
- Age
- 8y ago
Trending
estimated 90-day click momentum
YEHEI FC0012 Tuner Equipped SDR Software-Defined Radio Receiver V2 RTL2832U 22-948.6MHz Band
- Price
- £18.87
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 4mo ago

For Malachite DSP2 SDR Radio Receiver 10kHz-2GHz - 5000mAh/3.5inch Touchscreen Full Band Receiver with AM SSB DSB CW NFM WFM Portable Shortwave Radio Receiver With Firmware 2.50
- Price
- £323.83
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 6mo ago

AURSINC Si4732 ATS Mini Radio V3 Pocket Shortwave Radio Receiver HF SW MW VHF All Band Radio AM/FM/LSB/USB Mode with 800mAh Battery for Outdoor Adventures Travel Daily Use
- Price
- £35.57
- Rating
- 4.3/5
- Reviews
- 25
- Age
- 11mo ago

RTL-SDR Blog Multipurpose Dipole Antenna Kit
- Price
- £23.03
- Rating
- 4.4/5
- Reviews
- 698
- Age
- 8y ago

HanOaki Software Defined Radio SDR-V6 with 1.10d Firmware 4.3 IPS Touchscreen 100kHz-149MHz Full-Band Receiver for Amateur Radio Shortwave Monitoring Aviation Bands Black(Silver)
- Price
- £47.90
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 7mo ago
Newest
by launch date
YEHEI FC0012 Tuner Equipped SDR Software-Defined Radio Receiver V2 RTL2832U 22-948.6MHz Band
- Price
- £18.87
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 4mo ago

For Malachite DSP2 SDR Radio Receiver 10kHz-2GHz - 5000mAh/3.5inch Touchscreen Full Band Receiver with AM SSB DSB CW NFM WFM Portable Shortwave Radio Receiver With Firmware 2.50
- Price
- £323.83
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 6mo ago

HanOaki Software Defined Radio SDR-V6 with 1.10d Firmware 4.3 IPS Touchscreen 100kHz-149MHz Full-Band Receiver for Amateur Radio Shortwave Monitoring Aviation Bands Black(Silver)
- Price
- £47.90
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 7mo ago

AURSINC Si4732 ATS Mini Radio V3 Pocket Shortwave Radio Receiver HF SW MW VHF All Band Radio AM/FM/LSB/USB Mode with 800mAh Battery for Outdoor Adventures Travel Daily Use
- Price
- £35.57
- Rating
- 4.3/5
- Reviews
- 25
- Age
- 11mo ago

Stroagymoon USB2.0 Digital DVB-T SDR++FM TV Tuner Receiver SDR RTL2832U+ FC0012
- Price
- £14.88
- Rating
- 2.4/5
- Reviews
- 3
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 68% of clicks. Leaders hold, but buyers still shop past them.
Brands
11 falling
Sellers
30
Est. top-5 brand share
91%
Top 20: 100%
Est. top-5 click share
68%
Top 20: 99%
Open market
7%
- NooElec39%
- RTL-SDR Blog38%
- TARSHYRY8%
- AURSINC3%
- Dropfree3%
- HanOaki2%
- Open — no brand owns it (5 brands, 7%)
Demand
Sdr search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Search terms
Top Sdr search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- sdr radio receiver26K/yr
- sdr21K/yr
- rtl sdr14K/yr
- sdr radio8K/yr
- sdr dongle6K/yr
- rtl sdr v45K/yr
- rtl-sdr4K/yr
- software defined radio3K/yr
- rtl2832u3K/yr
Reviews and returns
What reviews say buyers love and hate about Sdr
We read the reviews and the return reasons for every product selling here.
“Needs a better antenna for best results”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Sdr questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









