---
title: "S23 Ultra Battery Case — $19K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/cell-phones-accessories/s23-ultra-battery-case"
last_updated: "2026-08-09T12:57:18.653Z"
locale: en
meta:
description: "Niche score 44/100 · $19K/yr market · 21K searches/yr · $38.57 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $19K/yr market · 21K searches/yr · $38.57 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "S23 Ultra Battery Case — $19K/yr Amazon US Niche (2026) - Flapen"
---
# **s23 ultra battery case**
**Skip it**
A small market ($19K/yr) — this niche doesn't clear our bar today.
Market size 5Growth 19Conversion 30Competition 37Returns 43Price range 87Avg price 95Brand share 47Review moat 82Quality gap 96
**Quality gap**
**Incredible****4.0★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Incredible****$38.57**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.31–$66.65**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****365.06**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****77%**
top-5 brand share — brands hold most of the demand
**Returns**
**Okay****3.6%**
return rate — above 5% kills the launch gate
**Competition**
**Okay****63%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Okay****2.4%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-12.0%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$19K**
$19K/yr · 21K searches
**Signals**[** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0")
According to Flapen's Amazon United States niche tracking, s23 ultra battery case is a $19K/yr Amazon United States market (21K searches/yr). The top 5 brands hold 77% of demand. Verdict: Skip it — 44/100.
Data updated Jul 6, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **s23 ultra battery case market data**
- **Units sold / yr**
- **500–750**
- avg 0–100/product
- **Revenue / yr**
- **$19K–$29K**
- units × avg price
- **Conversion rate**
- **2.4%**
- **Avg BSR**
- **#538**
- **Page quality**
- **0%**
- **Prime**
- **94%**
- **Sponsored**
- **94%**
- **Out of stock**
- **3.6%**
- **Avg brand age**
- **25 months**
- **Avg seller age**
- **197 days**
## **Competition & brand share**
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**13 **▼falling
**Sellers**
**17**
**Top-5 brand share**
**77%**
Top 20: 100%
**Top-5 click share**
**63%**
Top 20: 100%
**Open market**
**18%**
- YINGYKJ34% - NEWDERY17% - KCKEBLM11% - JBUBN9% - SNRONEW5% - ZUEUS5%
## **Demand & seasonality**
Weekly Amazon search volume, last 101 weeks — -12.0% search growth over the last 90 days.
800600Prime Day '24Holiday '24Prime Day '25Spike '25 seasonDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/us/cell-phones-accessories/s23-ultra-battery-case/trend)
## **Top s23 ultra battery case search terms**
- **s23 ultra battery case**10K/yr-20.8%3.5% conv. - **s23 ultra charging case**3K/yr-3.6%3.6% conv. - **galaxy s23 ultra battery case**3K/yr-6.3%5.3% conv. - **samsung galaxy s23 ultra battery case**3K/yr+1.3%2.5% conv. - **samsung galaxy s23 ultra charging case**1K/yr-8.0%2.7% conv. [**All search terms **](https://flapen.com/research/us/cell-phones-accessories/s23-ultra-battery-case/search-terms)
## **Top s23 ultra battery case products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%5%$94710%$2K15%$3K20%$4K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**NEWDERY 10000mAh Battery Case for Galaxy S23 Ultra Qi Wireless Charging Case Sync Data Supported Protective Portable Rechargeable Battery Pack for Samsung S23 Ultra 5G 6.8 Black**NEWDERY**$57.99**4.2★30 rev](https://www.amazon.com/dp/B0GV3ZPS86) [2![YINGYKJ Battery Case for Galaxy S22 Ultra/S23 Ultra [12000mAh] Portable Protective Smart Wireless Charging Case Support Carplay Compatible with Galaxy S22 Ultra/Galaxy S23 Ultra Battery Case (Black)](https://m.media-amazon.com/images/I/41BEVMBtQJL.jpg)**YINGYKJ Battery Case for Galaxy S22 Ultra/S23 Ultra \[12000mAh\] Portable Protective Smart Wireless Charging Case Support Carplay Compatible with Galaxy S22 Ultra/Galaxy S23 Ultra Battery Case (Black)**YINGYKJ**$35.29**3.7★322 rev](https://www.amazon.com/dp/B0CJC2J9MJ) [3**Battery Case for Galaxy S22/S23 Ultra Upgraded 12000mAh Battery Pack Rechargeable Charger Case with Wireless Charging Compatible for Galaxy S22/S23 Ultra (6.8 inch) External Charging Cover (Black)**YINGYKJ**$35.15**4.1★455 rev](https://www.amazon.com/dp/B0DQL8253D) [4**Battery Case for Galaxy S22/S23 Ultra Enhanced 12000mAh Slim Portable Protective Charging Case Backup Power Bank Battery Pack Compatible with Galaxy S22/S23 Ultra 6.8inch Extended Charger Cover-Black**KCKEBLM**$34.44**3.8★179 rev](https://www.amazon.com/dp/B0D9Q24B2D) [5**Battery Case for Galaxy S22/S23 Ultra Upgraded 12000mAh Battery Pack Rechargeable Charger Case with Wireless Charging Compatible for Galaxy S22/S23 Ultra (6.8 inch) External Charging Cover (Blue)**YINGYKJ**$35.08**4.1★455 rev](https://www.amazon.com/dp/B0G4QHRZMQ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**NEWDERY 10000mAh Battery Case for Galaxy S23 Ultra Qi Wireless Charging Case Sync Data Supported Protective Portable Rechargeable Battery Pack for Samsung S23 Ultra 5G 6.8 Black**NEWDERY**$57.99**30 rev3mo ago](https://www.amazon.com/dp/B0GV3ZPS86) [**Battery Case for Galaxy S22/S23 Ultra Upgraded 12000mAh Battery Pack Rechargeable Charger Case with Wireless Charging Compatible for Galaxy S22/S23 Ultra (6.8 inch) External Charging Cover (Blue)**YINGYKJ**$35.08**455 rev7mo ago](https://www.amazon.com/dp/B0G4QHRZMQ) [**Giabuao Battery Case for Samsung Galaxy S22Ultra/S23Ultra(6.8) 10000mAh Qi Wireless Charging Magnetic Rechargeable Extended Charge Case Portable Protective Power Bank for Galaxy S22 Ultra Black**Giabuao**$34.16**7 rev7mo ago](https://www.amazon.com/dp/B0G199YFTR) [**BAHOND Battery Case for Samsung Galaxy S23 Ultra / S22 Ultra 10000mAh Rechargeable Extended Battery Charging Charger Case Add 130% Extra Juice (6.8 Inches) Black**BAHOND**$44.59**6 rev8mo ago](https://www.amazon.com/dp/B0FY3NMGG3) [**SUPFINE Magnetic for Samsung Galaxy S23 Ultra Case (Built-in Magnets) (Military Grade Drop Protection) Slim Translucent Shockproof Phone Case Black**SUPFINE**$9.31**281 rev8mo ago](https://www.amazon.com/dp/B0FVSGPR4M)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**NEWDERY 10000mAh Battery Case for Galaxy S23 Ultra Qi Wireless Charging Case Sync Data Supported Protective Portable Rechargeable Battery Pack for Samsung S23 Ultra 5G 6.8 Black**NEWDERY**$57.99**4.2★**▲ 214%**](https://www.amazon.com/dp/B0GV3ZPS86) [**Giabuao Battery Case for Samsung Galaxy S22Ultra/S23Ultra(6.8) 10000mAh Qi Wireless Charging Magnetic Rechargeable Extended Charge Case Portable Protective Power Bank for Galaxy S22 Ultra Black**Giabuao**$34.16**3.9★**▲ 194%**](https://www.amazon.com/dp/B0G199YFTR) [**Battery Case for Galaxy S22 Ultra /S23 Ultra 12000mAh Portable Protective Wireless Charging Case Compatible with Galaxy S22 Ultra /S23 Ultra 6.8 Rechargeable Extend Battery Pack Charger Case (Black)**MAXBEAR**$37.87**3.8★**▲ 167%**](https://www.amazon.com/dp/B0GDG24WCL) [**Battery Case for Galaxy S22/S23 Ultra Upgraded 12000mAh Battery Pack Rechargeable Charger Case with Wireless Charging Compatible for Galaxy S22/S23 Ultra (6.8 inch) External Charging Cover (Black)**YINGYKJ**$35.15**4.1★**▲ 167%**](https://www.amazon.com/dp/B0DQL8253D) [**Battery Case for Galaxy S22/S23 Ultra Upgraded 12000mAh Battery Pack Rechargeable Charger Case with Wireless Charging Compatible for Galaxy S22/S23 Ultra (6.8 inch) External Charging Cover (Blue)**YINGYKJ**$35.08**4.1★**▲ 153%**](https://www.amazon.com/dp/B0G4QHRZMQ)
**~~View all trending →~~**
## **What buyers say about s23 ultra battery case**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Charging**13%
*“The charging feature works really well too”*
**Size-Overall**12%
*“Fits perfectly”*
**Magnetic Strength/Adsorption**10%
*“Magnet is strong”*
**Battery Life**8%
*“This battery is long-lasting”*
**Advertised Vs Actual Product**5%
*“As advertised, works”*
**Quality-Overall**4%
*“The build quality is super solid”*
**Ease Of Use**4%
*“Easy to put on your phone”*
**Drop/Impact Protection**3%
*“It offers solid protection”*
**Grip**3%
*“Great grab”*
**Durability**3%
*“seems very durable”*
### **What buyers complain about **
**Charging**20%
*“it didn't charge”*
**Durability**10%
*“failed just over a month”*
**Weight Heavy**8%
*“It is a bit bulky”*
**Battery Life**4%
*“I am noticing the new battery is really not performing any different”*
**Advertised Vs Actual Product**4%
*“not is what stated in description”*
**Size-Overall**3%
*“This battery pack makes the phone larger and heavier”*
**Quality-Overall**3%
*“Its junk find a better option”*
**Magnetic Strength/Adsorption**2%
*“wasn't exactly thrilled by the magnetic pull”*
**Value For Money**2%
*“Not worth the money at all”*
**Functionality-Overall**2%
*“Didn't work”*
### **Top return reasons **
**Charging**30%
**Size-Overall**21%
**Compatibility-Overall**8%
**Magnetic Strength/Adsorption**6%
**Advertised Vs Actual Product**4%
**Defective Material/Parts**4%
**Weight Heavy**3%
**Grip**3%
**Battery Life**3%
**Functionality-Overall**2%
## **Common questions**
- **Is s23 ultra battery case profitable to sell on Amazon United States?**
- The niche generates $19K/yr across 16 tracked products. 2 of 5 products launched in the last 360 days are still selling. 90-day search growth is -12.0%. Flapen's verdict: Skip it (44/100).
- **How competitive is the s23 ultra battery case niche?**
- 13 brands and 17 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 77% of demand.
- **What do buyers complain about in s23 ultra battery case?**
- Top complaints mined from reviews: Charging, Durability, Weight Heavy. The return rate is 3.6%.
- **When does demand for s23 ultra battery case peak?**
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- **What does it cost to enter the s23 ultra battery case niche?**
- Listings span $9.31–$66.65; the average listing price is $38.57 (sweet spot $15–$100). The average incumbent carries 365 reviews — the moat a new listing must climb.
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