harman kardon charger
Skip itBrand-locked demand (top 5 brands take 99% of clicks) — this niche doesn't clear our bar today.
Market size
Good$676K$676K/yr · 71K searches
Review moat
Good803.82avg incumbent reviews — the moat a new listing must climb
Conversion
Good5.1%search→purchase rate — share of searches ending in a sale
Returns
Good3.0%return rate — above 5% kills the launch gate
Avg price
Okay$189.21avg listing price — sweet spot $15–$100
Competition
Okay61%top-5 click share — leaders hold, buyers still browse
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Growth
Bad-5.3%90-day search growth — must beat 0% to launch
Price range
Bad$9.93–$465.22cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Bad99%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, harman kardon charger is a $676K/yr Amazon United States market (71K searches/yr). The top 5 brands hold 99% of demand. Demand peaks in Nov–Dec. Verdict: Skip it — 40/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
harman kardon charger market data
- Units sold / yr
- 2K–3K
- avg 0–100/product
- Revenue / yr
- $378K–$473K
- units × avg price
- Conversion rate
- 5.1%
- Avg BSR
- #2,246
- Page quality
- 0%
- Prime
- 53%
- Sponsored
- 41%
- Out of stock
- 11.0%
- Avg brand age
- 46 months
- Avg seller age
- 178 days
Competition & brand share
The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.Brands
6 falling
Sellers
53
Top-5 brand share
99%
Top 20: 100%
Top-5 click share
61%
Top 20: 100%
Open market
0%
- Harman Kardon63%
- vhbw21%
- WUINTE9%
- Iretod4%
- Syfrufo2%
- HSXIRQA1%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -5.3% search growth over the last 90 days.Peak months: Nov, Dec · busiest ÷ quietest = 3.5×
Top harman kardon charger search terms
- onyx studio 827K/yr
- harman kardon onyx studio 69K/yr
- harman kardon speaker charger5K/yr
- harmon kardon onyx studio 813K/yr
- harman kardon charger4K/yr
- onyx studio 65K/yr
- hk onyx studio 64K/yr
- onyx studio 42K/yr
- harmon kardon charger1K/yr
Top harman kardon charger 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.
All 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
for Harman Kardon Charger Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Speaker Replacement Harmon Kardon Charger 19V AC Power Cord Supply10 FT VHBW
vhbw$11.934.6★3,565 rev
Harman Kardon Onyx Studio 6 - Bluetooth Speaker with Handle - Black (HKOS6BLKAM)
Harman Kardon$351.144.7★580 rev
Harman Kardon Onyx Studio 8 - Bluetooth Studio Speakers Ideal Sound Experience
Harman Kardon$166.654.7★226 rev
Charger for Harman Kardon Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Speaker 19V 38W AC Fast Power Adapter
WUINTE$10.224.5★373 rev
Harman Kardon Onyx Studio 6 Wireless Bluetooth Speaker - IPX7 Waterproof Extra Bass Sound System with Rechargeable Battery and Built-in Microphone - Black
Harman Kardon$377.444.7★2,268 rev
Newest
by launch date
Harman Kardon Onyx Studio 9 - Portable Stereo Bluetooth Home Speaker with Built-in Battery and USB Charging self-Tuning and Multi-Speaker Connection by Auracast - Black (Renewed)
Harman Kardon$180.5271 rev
Harman Kardon Onyx Studio 9 - Portable Stereo Bluetooth Home Speaker with Built-in Battery and USB Charging self-Tuning and Multi-Speaker Connection by Auracast - Black
Harman Kardon$219.19463 rev
Charger for Harman Kardon Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Portable Speaker Replacement Harman Kardon Charger 19V 38W AC Fast Power Adapter Cord
Iretod$10.14436 rev
Charger for Harman Kardon Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Speaker 19V 38W AC Fast Power Adapter
WUINTE$10.22373 rev
Harman Kardon Onyx Studio 8 Portable Bluetooth Speaker HKOS8CPNAM (Renewed)
Harman Kardon$176.4732 rev
Trending
90-day click momentum
Harman Kardon Onyx Studio 9 - Portable Bluetooth Speaker Bundle - Self-Tuning Built-in Battery USB Charging Aluminum Handle + Aux Cable + Cleaning Cloth Wireless Home & Outdoor Speaker
Harman Kardon$200.715.0★
Harman Kardon Onyx Studio 8 Portable Bluetooth Speaker HKOS8CPNAM (Renewed)
Harman Kardon$176.474.5★
Syfrufo 19V Charger for Harman Kardon Onyx Studio 1-7 Bluetooth Speakers
Syfrufo$9.934.4★
Charger for Harman Kardon Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Portable Speaker Replacement Harman Kardon Charger 19V 38W AC Fast Power Adapter Cord
Iretod$10.144.4★
Charger for Harman Kardon Onyx Studio 8 7 6 5 4 3 2 1 Wireless Bluetooth Speaker 19V 38W AC Fast Power Adapter
WUINTE$10.224.5★
What buyers say about harman kardon charger
What buyers praise and complain about, mined from review topics.What buyers love
“Beautiful sound”
“quality is unmatched”
“Super Deep Bass is Impressive”
“Charger works Perfect”
“Amazing speaker for the value”
“is compatible to the one I have”
“Bluetooth works great,as well”
“Great sounds”
“Best sound”
“The Battery Life is good as well”
What buyers complain about
“the charger does not work”
“The sound wuality was bad”
“Couldnt fit in the studio 8 bcuz the charging pot is different”
“The speaker was very underwhelming”
“The Bluetooth connectivity is also trash”
“Stop making cheap products”
“it didn't work”
“I received one that was not refurbished”
“I have no idea how they get so much bass out of this thing”
“It die and is no good”
Top return reasons
Common questions
- Is harman kardon charger profitable to sell on Amazon United States?
- The niche generates $676K/yr across 17 tracked products. 90-day search growth is -5.3%. Flapen's verdict: Skip it (40/100).
- How competitive is the harman kardon charger niche?
- 6 brands and 53 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 99% of demand.
- What do buyers complain about in harman kardon charger?
- Top complaints mined from reviews: Charging, Audio Quality, Size-Overall. The return rate is 3.0%.
- When does demand for harman kardon charger peak?
- Demand peaks in Nov–Dec; the busiest month runs 3.5× the quietest.
- What does it cost to enter the harman kardon charger niche?
- Listings span $9.93–$465.22; the average listing price is $189.21 (sweet spot $15–$100). The average incumbent carries 804 reviews — the moat a new listing must climb.