---
title: "sherum portable air conditioner — Niche Verdict: Skip it (36/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/sherum-portable-air-conditioner"
last_updated: "2026-07-13T23:25:00.715Z"
locale: en
meta:
  description: "a small market ($0/yr) — sherum portable air conditioner doesn't clear our bar today."
  "og:description": "a small market ($0/yr) — sherum portable air conditioner doesn't clear our bar today."
  "og:title": "sherum portable air conditioner — Niche Verdict: Skip it (36/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **sherum portable air conditioner**

**Skip it**

A small market ($0/yr) — this niche doesn't clear our bar today.

Market size 0Growth 10Conversion 0Competition 0Returns 100Price range 95Avg price 95Brand share 0Review moat 98Quality gap 96

**Returns**

**Incredible****0.0%**

return rate — above 6% kills the launch gate

**Review moat**

**Incredible****39.33**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Incredible****3.9★**

avg incumbent rating — lower means beatable quality

**Avg price**

**Incredible****$40.72**

avg listing price — sweet spot $15–$100

**Price range**

**Incredible****$17.37–$57.39**

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

**Growth**

**Bad****-29.3%**

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

**Market size**

**Bad****$0**

$0/yr · 10K searches

**Conversion**

**Bad****0.0%**

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

**Competition**

**Bad****100%**

top-5 click share — a locked-up shelf

**Brand share**

**Bad****100%**

top-5 brand share — brand-locked demand

## **Competition**

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

**Brands**

**2 **—flat

**Sellers**

**3**

**Top-5 brand share**

**100%**

**Open market**

**0%**

- YHWABOICE68% - Yaxhsi32%

## **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%15%$030%$045%$060%$0110100 Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 3 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Outfany Cooling Ace - 2025 New Sherum Cooling Ace Portable Air Conditioner Three Wind Speeds No Installation Required USB Charging Air Conditioner for Bedroom Office Home (Grey-Plug-in)](https://m.media-amazon.com/images/I/310FJ06SyLL.jpg)**Outfany Cooling Ace - 2025 New Sherum Cooling Ace Portable Air Conditioner Three Wind Speeds No Installation Required USB Charging Air Conditioner for Bedroom Office Home (Grey-Plug-in)**YHWABOICE**$47.39**2.6★26 rev](https://www.amazon.com/dp/B0F8BV918H) [2![2026 New Unisex Cozy Head Beanie with Brim and Ear Flaps Winter Knit Beanies for Men Women (Black One Size)](https://m.media-amazon.com/images/I/41Xd2RvG-wL.jpg)**2026 New Unisex Cozy Head Beanie with Brim and Ear Flaps Winter Knit Beanies for Men Women (Black One Size)**Yaxhsi**$17.37**4.0★91 rev](https://www.amazon.com/dp/B0DT3WN597) [3![YHWABOICE Outfany Cooling Ace Sherum Cooling Ace Portable Air Conditioner 3 Speeds No Installation Required USB Charging Air Conditioner for Room Bedroom Office Home (Grey-Charge)](https://m.media-amazon.com/images/I/31lfSiUN0OL.jpg)**YHWABOICE Outfany Cooling Ace Sherum Cooling Ace Portable Air Conditioner 3 Speeds No Installation Required USB Charging Air Conditioner for Room Bedroom Office Home (Grey-Charge)**YHWABOICE**$57.39**5.0★1 rev](https://www.amazon.com/dp/B0FGCLJ3BX)

### **Newest**

by launch date

[![YHWABOICE Outfany Cooling Ace Sherum Cooling Ace Portable Air Conditioner 3 Speeds No Installation Required USB Charging Air Conditioner for Room Bedroom Office Home (Grey-Charge)](https://m.media-amazon.com/images/I/31lfSiUN0OL.jpg)**YHWABOICE Outfany Cooling Ace Sherum Cooling Ace Portable Air Conditioner 3 Speeds No Installation Required USB Charging Air Conditioner for Room Bedroom Office Home (Grey-Charge)**YHWABOICE**$57.39**1 rev1y ago](https://www.amazon.com/dp/B0FGCLJ3BX) [![Outfany Cooling Ace - 2025 New Sherum Cooling Ace Portable Air Conditioner Three Wind Speeds No Installation Required USB Charging Air Conditioner for Bedroom Office Home (Grey-Plug-in)](https://m.media-amazon.com/images/I/310FJ06SyLL.jpg)**Outfany Cooling Ace - 2025 New Sherum Cooling Ace Portable Air Conditioner Three Wind Speeds No Installation Required USB Charging Air Conditioner for Bedroom Office Home (Grey-Plug-in)**YHWABOICE**$47.39**26 rev1y ago](https://www.amazon.com/dp/B0F8BV918H) [![2026 New Unisex Cozy Head Beanie with Brim and Ear Flaps Winter Knit Beanies for Men Women (Black One Size)](https://m.media-amazon.com/images/I/41Xd2RvG-wL.jpg)**2026 New Unisex Cozy Head Beanie with Brim and Ear Flaps Winter Knit Beanies for Men Women (Black One Size)**Yaxhsi**$17.37**91 rev1y ago](https://www.amazon.com/dp/B0DT3WN597)

### **Trending**

90-day click momentum

[![Outfany Cooling Ace - 2025 New Sherum Cooling Ace Portable Air Conditioner Three Wind Speeds No Installation Required USB Charging Air Conditioner for Bedroom Office Home (Grey-Plug-in)](https://m.media-amazon.com/images/I/310FJ06SyLL.jpg)**Outfany Cooling Ace - 2025 New Sherum Cooling Ace Portable Air Conditioner Three Wind Speeds No Installation Required USB Charging Air Conditioner for Bedroom Office Home (Grey-Plug-in)**YHWABOICE**$47.39**2.6★**▲ 410%**](https://www.amazon.com/dp/B0F8BV918H) [![YHWABOICE Outfany Cooling Ace Sherum Cooling Ace Portable Air Conditioner 3 Speeds No Installation Required USB Charging Air Conditioner for Room Bedroom Office Home (Grey-Charge)](https://m.media-amazon.com/images/I/31lfSiUN0OL.jpg)**YHWABOICE Outfany Cooling Ace Sherum Cooling Ace Portable Air Conditioner 3 Speeds No Installation Required USB Charging Air Conditioner for Room Bedroom Office Home (Grey-Charge)**YHWABOICE**$57.39**5.0★**▲ 300%**](https://www.amazon.com/dp/B0FGCLJ3BX) [![2026 New Unisex Cozy Head Beanie with Brim and Ear Flaps Winter Knit Beanies for Men Women (Black One Size)](https://m.media-amazon.com/images/I/41Xd2RvG-wL.jpg)**2026 New Unisex Cozy Head Beanie with Brim and Ear Flaps Winter Knit Beanies for Men Women (Black One Size)**Yaxhsi**$17.37**4.0★**▼ 63%**](https://www.amazon.com/dp/B0DT3WN597)

## **Demand & seasonality**

Weekly Amazon search volume, last 78 weeks — -29.3% search growth over the last 90 days.

1K750Spike '24Black Friday '24Holiday '24Spike '25Spike '26 seasonNovDecJanFebMarAprMayJunJulAugOctNovDecJan

Peak months: Oct, Nov, Dec · busiest ÷ quietest = 7.8×

## **Reviews**

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

### **What buyers love **

**Warmth**100%

*“keeps me really warm”*

### **Top return reasons **

**Size-Overall**50%

**Battery Life**25%

**Noise Level**25%