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A deep review moat (48,124 avg reviews) — this niche doesn't clear our bar today.

Market size 11Growth 14Conversion 99Competition 17Returns 97Price range 14Avg price 25Brand share 30Review moat 1Quality gap 82

Conversion

Incredible18.5%

search→purchase rate — share of searches ending in a sale

Returns

Incredible0.6%

return rate — above 6% kills the launch gate

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Brand share

Okay87%

top-5 brand share — brands hold most of the demand

Avg price

Okay€8.84

avg listing price — sweet spot $15–$100

Competition

Bad80%

top-5 click share — a locked-up shelf

Growth

Bad-21.3%

90-day search growth — must beat 0% to launch

Price range

Bad€4.36–€16.72

cheapest to priciest tracked listing — scored on the share inside $15–$100

Market size

Bad€44K

€44K/yr · 27K searches

Review moat

Bad48,123.77

avg incumbent reviews — the moat a new listing must climb

Competition

The top 5 products capture 80% of clicks — a locked-up shelf that new listings rarely crack.

Brands

11 rising

Sellers

18

Top-5 brand share

87%

Open market

10%

  • JETech45%
  • NEW'C31%
  • TOCOL4%
  • Mugust3%
  • Yisica3%
  • QUESPLE3%
  • Open — no brand owns it (5 brands, 10%)

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%€4K20%€9K30%€13K40%€17K1101001K10K100K1.0M Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 13 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -21.3% search growth over the last 90 days.
2K2KPrime Day '24Spike '24Prime Day '25Spike '25Black Friday '25SepDecMarJunAugNovMarMay

Peak months: Jul, Aug, Sep, Oct · busiest ÷ quietest = 2.5×

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Qualität insgesamt19%

“Top Produkt”

Gesamtgröße16%

“Passt”

Montage/Installation13%

“Die Installation war unkompliziert”

Benutzerfreundlichkeit13%

“super easy anzubringen”

beworben Vs Tatsächliches Produkt9%

“Ist alles so wie auf den Bildern”

Preis-Leistungs-Verhältnis6%

“Für den Preis mega”

Fall/Aufprallschutz6%

“Schutzfolie”

Haltbarkeit5%

“langlebig”

Kompatibilität – insgesamt3%

“Das JETech Full Screen Anti-Spy Glas passt perfekt auf mein iPhone 11”

Design insgesamt3%

“Tolle Erfindung”

What buyers complain about

Haltbarkeit39%

“Sofort kaputt”

Qualität insgesamt11%

“Schlechte Qualität”

Gesamtgröße10%

“Auch ist die Golie etwas zu groß”

Kompatibilität – insgesamt7%

“Dass passt nicht in eine iPhone XR um sonst gekauft”

Stärke7%

“Leicht zerbrechlich”

Benutzerfreundlichkeit7%

“Leider nicht praktikabel für mich”

Gesamt anzeigen4%

“keiner kann sehen, was ich auf meinem Bildschirm mache!!!.”

Farbe2%

“etwas dunkler”

Fall/Aufprallschutz2%

“Ein bisschen Schutz, ist nicht das wonach ich gesucht habe”

Top return reasons

Gesamtgröße59%
Kompatibilität – insgesamt9%
Gesamt anzeigen9%
Haltbarkeit4%
Bild/Bildklarheit3%
Kameraqualität3%
Defekt Material/Teile3%
beworben Vs Tatsächliches Produkt2%
Produktzustand2%
Helligkeit anzeigen1%