---
title: "Aux to Usb C — $3.2M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/aux-to-usb-c"
last_updated: "2026-08-11T07:22:48.674Z"
locale: en
meta:
description: "Niche score 53/100 · $3.2M/yr market · 2.9M searches/yr. Prices mostly outside the sweet spot ($4.64–$9.80) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 53/100 · $3.2M/yr market · 2.9M searches/yr. Prices mostly outside the sweet spot ($4.64–$9.80) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Aux to Usb C — $3.2M/yr Amazon US Niche (2026) - Flapen"
---
# **aux to usb c**
**Worth a look**
Shows searches that convert (14.9% search→purchase), but prices mostly outside the sweet spot ($4.64–$9.80) keeps it on the watch list.
Market size 96Growth 29Conversion 97Competition 29Returns 76Price range 0Avg price 21Brand share 49Review moat 22Quality gap 52
**Conversion**
**Incredible****14.9%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Incredible****$3.2M**
$3.2M/yr · 2.9M searches
**Returns**
**Great****1.9%**
return rate — above 5% kills the launch gate
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****76%**
top-5 brand share — brands hold most of the demand
**Growth**
**Okay****+3.5%**
90-day search growth — must beat 0% to launch
**Competition**
**Okay****68%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****8,669.94**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Bad****$7.57**
avg listing price — sweet spot $15–$100
**Price range**
**Bad****$4.64–$9.80**
cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United States niche tracking, aux to usb c is a $3.2M/yr Amazon United States market (2.9M searches/yr). The top 5 brands hold 76% of demand. Verdict: Worth a look — 53/100.
Data updated Jul 22, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **aux to usb c market data**
- **Units sold / yr**
- **400K–500K**
- avg 25,000–30,000/product
- **Revenue / yr**
- **$3.0M–$3.8M**
- units × avg price
- **Conversion rate**
- **14.9%**
- **Avg BSR**
- **#9**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **1.8%**
- **Avg brand age**
- **29 months**
- **Avg seller age**
- **176 days**
## **Competition & brand share**
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **▲rising
**Sellers**
**20**
**Top-5 brand share**
**76%**
Top 20: 97%
**Top-5 click share**
**68%**
Top 20: 100%
**Open market**
**19%**
- JXMOX23% - Seulliya19% - MORELECS15% - phoie10% - JSAUX9% - Apple6%
## **Demand & seasonality**
Weekly Amazon search volume, last 101 weeks — +3.5% search growth over the last 90 days.
50K30KSpike '24Prime Day '25 seasonDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/electronics/aux-to-usb-c/trend)
## **Top aux to usb c search terms**
- **aux to usb c**804K/yr+3.0%14.1% conv. - **usb c to 3.5mm audio adapter**252K/yr+1.5%8.6% conv. - **aux cord to usb c**215K/yr+2.9%14.3% conv. - **3.5mm to usb c**231K/yr+3.9%10.4% conv. - **usb c to aux**238K/yr+0.3%13.5% conv. - **usbc to aux**148K/yr+5.8%13.8% conv. - **auxiliary to usb c**84K/yr+71.7%11.9% conv. - **usbc to 3.5mm jack audio adapter**83K/yr-0.2%9.4% conv. - **usb c to aux adapter**92K/yr-2.3%11.4% conv. - **usb c to 3.5mm**88K/yr+2.5%7.2% conv. [**All search terms **](https://flapen.com/research/us/electronics/aux-to-usb-c/search-terms)
## **Top aux to usb c 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%10%$324K20%$648K30%$971K40%$1.3M1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 17 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**JXMOX USB C to 3.5mm Audio Aux Jack Cable (4ft) Type C to 3.5mm Headphone Car Stereo Cord Compatible with iPhone 17 16 15 Pro Max Air Samsung Galaxy S25 S24 S23 S22 S21 Note 20 Pixel 9 8 iPad Pro**JXMOX**$7.12**4.3★13,352 rev](https://www.amazon.com/dp/B095P7C4ZH) [2**USB C to 3.5mm Audio Aux Jack Cable 3.3 ft aux Cord for iPhone Type C to 3.5mm Aux Headphone Stereo Cord Car Cable for iPhone 16/16 Pro Samsung Galaxy S25 and Other iOS and Android Devices(White)**Seulliya**$8.69**4.2★1,384 rev](https://www.amazon.com/dp/B0DKJLWW7G) [3**MORELECS Aux to USB C 3.3ft Aux Cord to USB C Compatible with iPhone 15/16/17 Galaxy S24/S23 iPad Pro Pixel - Type C to 3.5mm Cord for Car Headphones Speakers**MORELECS**$6.22**4.4★5,566 rev](https://www.amazon.com/dp/B0CNGCGQST) [4**USB-C to 3.5mm Audio Headphone Adapter - HiFi 2 Pack Compatible with Apple iPhone 17 16 15 Samsung Galaxy S25 S24 S23 S22 S21 Plus Pro Max Ultra Pixel iPad - Type C to Aux Cord Jack Dongle Adapter**phoie**$9.80**4.5★4,725 rev](https://www.amazon.com/dp/B0D7VYL4X1) [5**JSAUX USB Type C to 3.5mm Female Headphone Jack Adapter USB C to Aux Audio Dongle Cable Cord Compatible with iPhone 17 Pro Max/16 Pro/15 Samsung Galaxy S24/S23/S22 Ultra iPad Pro Pixel 9/8 Grey**JSAUX**$6.31**4.5★34,674 rev](https://www.amazon.com/dp/B07XYQ2ZKH)
**~~View all top sellers →~~**
### **Newest**
by launch date
[![Aux to USB C Aux Cord to USB C to 3.5mm Audio Headphone Jack Adapter [2 Pack 4FT] Hi-Fi DAC Dongle Aux Cord Compatible with iPhone 17/16/15 Pro Max Samsung S25/S24/S23 iPad Pro Pixel Car Stereo](https://m.media-amazon.com/images/I/410su6Rc3jL.jpg)**Aux to USB C Aux Cord to USB C to 3.5mm Audio Headphone Jack Adapter \[2 Pack 4FT\] Hi-Fi DAC Dongle Aux Cord Compatible with iPhone 17/16/15 Pro Max Samsung S25/S24/S23 iPad Pro Pixel Car Stereo**MAXAUX**$9.24**330 rev9mo ago](https://www.amazon.com/dp/B0FVWWKMTN) [**2 Pack USB C to 3.5mm Headphone Jack Adapter Aux to USB C HiFi Compatible for Apple iPhone 17/16/15/Pro Max/Plus Type C Aux Audio Dongle Cable Cord for iPad Samsung Galaxy S26/S25/24/S23 Pixel -White**ZOOAUX PRO**$9.04**298 rev10mo ago](https://www.amazon.com/dp/B0FS6ZBRFS) [**YGKSAA 2pcs USB C to 3.5mm Female Headphone Jack Adapter Upgrade Metal Case Compatible with Samsung S20+/S21 Ultra iPhone15 16 17 and More USB C Audio Devices**YGKSAA**$4.64**314 rev1y ago](https://www.amazon.com/dp/B0DZHPWNBF) [**USB C to 3.5mm Audio Aux Jack Cable 3.3 ft aux Cord for iPhone Type C to 3.5mm Aux Headphone Stereo Cord Car Cable for iPhone 16/16 Pro Samsung Galaxy S25 and Other iOS and Android Devices(White)**Seulliya**$8.69**1,384 rev1y ago](https://www.amazon.com/dp/B0DKJLWW7G) [**Apple USB-C to 3.5 mm Headphone Jack Adapter**Apple**$9.06**4,420 rev1y ago](https://www.amazon.com/dp/B0D7FF5Y3X)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**YGKSAA 2pcs USB C to 3.5mm Female Headphone Jack Adapter Upgrade Metal Case Compatible with Samsung S20+/S21 Ultra iPhone15 16 17 and More USB C Audio Devices**YGKSAA**$4.64**4.4★**▲ 262%**](https://www.amazon.com/dp/B0DZHPWNBF) [**2 Pack USB C to 3.5mm Headphone Jack Adapter Aux to USB C HiFi Compatible for Apple iPhone 17/16/15/Pro Max/Plus Type C Aux Audio Dongle Cable Cord for iPad Samsung Galaxy S26/S25/24/S23 Pixel -White**ZOOAUX PRO**$9.04**4.6★**▲ 164%**](https://www.amazon.com/dp/B0FS6ZBRFS) [**USB Type C to 3.5mm Female Headphone Jack Adapter-2 pack USB C to Aux Audio Dongle Cable Cord Compatible with Pixel 4 3 2 XL Samsung Galaxy S21 S20 Ultra S20+ Note 20 10 S10 S9 Plus for iPad Pro**Paloxy**$5.26**4.3★**▲ 144%**](https://www.amazon.com/dp/B096KTXSFT) [**USB C to 3.5mm Audio Aux Jack Cable 3.3 ft aux Cord for iPhone Type C to 3.5mm Aux Headphone Stereo Cord Car Cable for iPhone 16/16 Pro Samsung Galaxy S25 and Other iOS and Android Devices(White)**Seulliya**$8.69**4.2★**▲ 42%**](https://www.amazon.com/dp/B0DKJLWW7G) [**UGREEN USB C to Aux Type C to 3.5mm Audio Adapter Hi-Fi Stereo Cord Headphone Male Car Auxiliary Cable Compatible with iPhone 17 16 15 Pro Max Galaxy S25 S26 Ultra iPad Pixel 10 Grey 3.3FT**UGREEN**$6.98**4.5★**▲ 33%**](https://www.amazon.com/dp/B08NVNFJXH)
**~~View all trending →~~**
## **What buyers say about aux to usb c**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Advertised Vs Actual Product**20%
*“As Advertised”*
**Quality-Overall**17%
*“it is much higher quality than I would have expected”*
**Compatibility-Overall**12%
*“Works Perfectly with Apple Devices”*
**Audio Quality**9%
*“Clear sound”*
**Value For Money**8%
*“Great value”*
**Connectivity-Overall**5%
*“The connection is solid”*
**Efficiency**4%
*“Works ok”*
**Durability**3%
*“Very durable cord”*
**Size-Overall**3%
*“Convenient size”*
**Ease Of Use**3%
*“Quick and easy”*
### **What buyers complain about **
**Durability**29%
*“Breaks easily”*
**Functionality-Overall**12%
*“Hardly works”*
**Quality-Overall**11%
*“These are low quality”*
**Audio Quality**9%
*“Audio cuts out constantly”*
**Connectivity-Overall**7%
*“Connection Problems”*
**Compatibility-Overall**6%
*“Not compatible as advertised”*
**Audio Volume**3%
*“No volume”*
**Noise Level**3%
*“Static noise”*
**Size-Overall**2%
*“Long”*
**Value For Money**1%
*“Cheaper too”*
### **Top return reasons **
**Compatibility-Overall**32%
**Functionality-Overall**16%
**Connectivity-Overall**11%
**Size-Overall**10%
**Audio Quality**8%
**Defective Material/Parts**3%
**Length**2%
**Value For Money**2%
**Socket/Port/Plug**2%
**Audio Volume**2%
## **Common questions**
- **Is aux to usb c profitable to sell on Amazon United States?**
- The niche generates $3.2M/yr across 17 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +3.5%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the aux to usb c niche?**
- 12 brands and 20 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 76% of demand.
- **What do buyers complain about in aux to usb c?**
- Top complaints mined from reviews: Durability, Functionality-Overall, Quality-Overall. The return rate is 1.9%.
- **When does demand for aux to usb c peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the aux to usb c niche?**
- Listings span $4.64–$9.80; the average listing price is $7.57 (sweet spot $15–$100). The average incumbent carries 8,670 reviews — the moat a new listing must climb.
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