Skip to content

Sdr

weak search conversion (1.5%) — Sdr doesn't clear our bar today.

Flapen Score

44
Skip it

Top 36% of 1,375 Computer & Zubehör niches · +3 vs the category median of 41

Market size 31Growth 24Conversion 18Competition 54Returns 44Price range 42Avg price 85Brand share 28Review moat 70Quality gap 92
This niche Category average · 1,375 niches

Is Sdr profitable on Amazon?

According to Flapen's Amazon Germany niche tracking, Sdr is a €139K/yr Amazon Germany market (130K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Nov. Verdict: Skip it — 44/100.

Sdr: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -2.9% over the last 90 days and 1.5% of searches end in a purchase.

€139K

revenue / yr

Units sold / yr2K
Search volume / yr-2.9%130K
Conversion rate1.5%
Avg price€73.05

Who owns the niche?

The top 5 brands hold 88% of demand, so 12% of the market is open.

12%

open market share

Brands · sellers11 · 16
Top-5 product click share53%
Open market12%
Avg brand age35 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.0★ — the gap to enter on.

0/100

page quality · 30 products

Sponsored placement70%
New entrants (1y)8· 0 succeeded
Avg rating4.0★
Avg reviews685

Top Sdr products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.

€0€7K€14K€21K€28K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted

Brands

11 flat

Sellers

16

Top-5 brand share

88%

Top 20: 100%

Top-5 click share

53%

Top 20: 87%

Open market

9%

  • NooElec40%
  • RTL-SDR Blog25%
  • hamgeek15%
  • ZMLMAJJ5%
  • Garosa3%
  • Impulsfoto3%
  • Open — no brand owns it (5 brands, 9%)

Sdr demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume130KCVR1.5%Products30Brands11Top 5 Brands88%OOS Rate12.5%Rating4.0★Reviews685Avg BSR#1,570
5K4KPrime Day '25Spike '25Black Friday '25Spike '26DecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Nov · busiest ÷ quietest = 1.7×

Top Sdr search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • sdr31K/yr
  • rtl sdr25K/yr
  • sdr empfänger28K/yr
  • rtl sdr v48K/yr
  • rtl-sdr blog v46K/yr
  • sdr stick8K/yr
  • rtl-sdr9K/yr
  • nooelec6K/yr
  • rtl2832u5K/yr
  • sdrplay4K/yr

What reviews say buyers love and hate about Sdr

What buyers mention most, as a share of all reviews.

What buyers love

88% of reviews
Signalstärke29%

Netter kleiner Empfänger mit überraschenden Ergebnissen

Preis-Leistungs-Verhältnis13%

Jeden Cent wert

beworben Vs Tatsächliches Produkt13%

Tut was er soll

Kompatibilität – insgesamt8%

Ich benutze das Teil seit über einem Jahr, um zuverlässig mit einem Raspberry Pi meine Wetterstationen auszulesen

Materialqualität6%

Materialqualität

What buyers complain about

80% of reviews
Software/Anwendung18%

Es gibt keine App die das unterstützt ( ich weiß nicht wie man das benutzt

Qualität insgesamt16%

Absoluter Müll

Stärke10%

die Antenne ist etwas schwach

Kompatibilität – insgesamt10%

Geht nicht am Raspberry Pi 5

Haltbarkeit6%

Funktioniert nach 1 Tag nicht mehr

Sdr return rate & reasons

Why buyers send it back, as a share of all return requests.

3.5%

Return rate

0%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Funktionalität insgesamt
27%
2Kompatibilität – insgesamt
18%
3Signalstärke
9%
4Defekt Material/Teile
7%
5Konnektivität – insgesamt
6%

Common Sdr questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Sdr 44/100 on Amazon Germany — Skip it. The niche generates €139K/yr across 30 tracked products. 0 of 8 products launched in the last 360 days are still selling. Search demand moved -2.9% over the last 90 days.
Search demand for Sdr on Amazon Germany peaks in Nov, where the busiest month runs 1.7× the quietest.