---
title: "Reviews — sound deadener for cars - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/sound-deadener-for-cars/reviews"
last_updated: "2026-08-09T15:38:13.003Z"
locale: en
meta:
  description: "Niche score 54/100 · $2.8M/yr market · 1.5M searches/yr · $50.28 avg price. Strong incumbent ratings (4.6★) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 54/100 · $2.8M/yr market · 1.5M searches/yr · $50.28 avg price. Strong incumbent ratings (4.6★) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — sound deadener for cars - Flapen"
---

# **sound deadener for cars**

**Worth a look**

Shows a $2.8M/yr market, but strong incumbent ratings (4.6★) keeps it on the watch list.

Market size 96Growth 27Conversion 46Competition 58Returns 76Price range 49Avg price 93Brand share 40Review moat 25Quality gap 24

**Market size**

**Incredible****$2.8M**

$2.8M/yr · 1.5M searches

**Avg price**

**Great****$50.28**

avg listing price — sweet spot $15–$100

**Returns**

**Great****1.9%**

return rate — above 5% kills the launch gate

**Competition**

**Good****50%**

top-5 click share — leaders hold, buyers still browse

**Price range**

**Okay****$9.76–$184.19**

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

**Conversion**

**Okay****3.7%**

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

**Brand share**

**Okay****81%**

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

**Growth**

**Okay****+1.5%**

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

**Review moat**

**Bad****4,420.24**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Bad****4.6★**

avg incumbent rating — lower means beatable quality

**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")

## Reviews