Is flat usb wall charger profitable to sell on Amazon United States?

The niche generates $415K/yr across 27 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is -14.7%. Flapen's verdict: Worth a look (51/100).

How competitive is the flat usb wall charger niche?

16 brands and 25 sellers compete. The top 5 products take 57% of clicks and top 5 brands hold 69% of demand.

What do buyers complain about in flat usb wall charger?

Top complaints mined from reviews: Charging, Durability, Socket/Port/Plug. The return rate is 2.0%.

When does demand for flat usb wall charger peak?

Demand peaks in Jan; the busiest month runs 1.5× the quietest.

What does it cost to enter the flat usb wall charger niche?

Listings span $7.49–$43.01; the average listing price is $16.35 (sweet spot $15–$100). The average incumbent carries 2,609 reviews — the moat a new listing must climb.

flat usb wall charger

Worth a look

Shows a sweet-spot price point ($16.35 avg), but soft demand (-14.7% this quarter) keeps it on the watch list.

Avg price

Great$16.35

avg listing price — sweet spot $15–$100

Price range

Great$7.49–$43.01

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

Returns

Great2.0%

return rate — above 5% kills the launch gate

Conversion

Good5.8%

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

Brand share

Good69%

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

Market size

Good$415K

$415K/yr · 437K searches

Competition

Okay57%

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

Review moat

Okay2,608.85

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Growth

Bad-14.7%

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

According to Flapen's Amazon United States niche tracking, flat usb wall charger is a $415K/yr Amazon United States market (437K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Jan. Verdict: Worth a look — 51/100.

Data updated Jul 6, 2026 · scored weekly · How we score niches

flat usb wall charger market data

Units sold / yr: 30K–40K; avg 1,250–1,500/product
Revenue / yr: $491K–$654K; units × avg price
Conversion rate: 5.8%
Avg BSR: #352
Page quality: 0%
Prime: 100%
Sponsored: 93%
Out of stock: 1.8%
Avg brand age: 34 months
Avg seller age: 180 days

Competition & brand share

The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 falling

Sellers

Top-5 brand share

69%

Top 20: 100%

Top-5 click share

57%

Top 20: 92%

Open market

24%

Nekmit28%
BUDI17%
GALVANOX9%
Costyle8%
Qwinjwin7%
RUIFEI7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -14.7% search growth over the last 90 days.

Peak months: Jan · busiest ÷ quietest = 1.5×

Open Trend

Top flat usb wall charger search terms

flat usb wall plug106K/yr -15.9%9.1% conv.
flat wall charger54K/yr -11.7%3.8% conv.
slim usb wall charger34K/yr -4.3%3.3% conv.
flat usb wall charger32K/yr -14.4%4.5% conv.
flat charging block26K/yr -6.8%4.9% conv.
slim wall charger20K/yr +0.9%2.0% conv.
low profile usb wall plug24K/yr -21.3%10.3% conv.
flat usb c wall charger23K/yr -40.7%3.6% conv.
flat usbc wall plug16K/yr -8.3%7.0% conv.
flat charger block15K/yr -14.1%4.2% conv.

All search terms

Top flat usb wall 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.

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

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Nekmit Dual Port Ultra Thin Flat USB Wall Charger with Smart IC White

Nekmit$14.274.7★15,501 rev

BUDI Flat USB C Wall Charger 34W 4-Port USB Charger Block Fast Charging Block with 20W Port Power Delivery and Dual Type-C for iPhone 16/15/14/13/12/11/Pro Max/XS/XR/8/7 Tablets

BUDI$11.064.5★939 rev

Type C Flat Wall Charger Galvanox Ultra Slim (Multi-Port Power Adapter) for iPhone 13/14/15/16 iPhone 17 Pro/Max and Samsung Galaxy Models 20W Fast Charging Outlet Plug (Dual USB-C USB-A)

GALVANOX$16.594.4★2,142 rev

Slim Flat USB Wall Charger Costyle 2 Pack 18W GaN Tech Fast Charge 3.0 Port Fast Charging Block with Foldable Plug Compatible for Samsung Galaxy S10 S9 iPhone 11 Xs XR X Wireless Charger (White)

Costyle$12.674.7★2,360 rev

RUIFEI 30W Flat USB C Charger Block Dual-Port White

RUIFEI$8.954.8★142 rev

Newest

by launch date

Nekmit Flat USB C Wall Charger 45W Dual Port PPS Fast USB Charger Block(1*USB-C & 1*USB-A) Slim USB C Wall Plug for iPhone 17/16 and More Series MacBook Air iPad

Nekmit$22.32704 rev

7mo ago

MINIX 70W Flat USB C Wall Charger Block Slim & Flodable Dual Type C GaN Charger Plug Fast Charging for iPhone 17/16/15 Series MacBook Air iPad Pro Galaxy S25/S24 Pixel 10/9 Steam Deck

MINIX$30.2363 rev

7mo ago

Slim Flat USB C Wall Charger Costyle 2 Pack 50W USB A & USB C Charger Block Quick Fast Charge 3.0 Charging Block Brick with Foldable Plug Adapter for iPhone 17 16 15 14 13 12 Pro Max Pad Air(White)

Costyle$16.50141 rev

9mo ago

Galvanox Dual USB-C Flat Wall Charger - Super Fast Charging (35W) Ultra Slim Outlet Plug Multi Port Type C for iPhone 16/17 Pro Max and Samsung Galaxy Phones (White)

GALVANOX$18.32145 rev

10mo ago

RUIFEI 30W Flat USB C Charger Block Dual-Port White

RUIFEI$8.95142 rev

1y ago

What buyers say about flat usb wall charger

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

What buyers love

Charging26%

“Excellent charger”

Advertised Vs Actual Product10%

“Does what its suppose to”

Quality-Overall8%

“Decent quality”

Socket/Port/Plug7%

“USB-C ports is a great bonus”

Portability6%

“Great for travel”

Size-Overall5%

“I really like the size”

Value For Money5%

“Good price”

Design-Overall5%

“Compact design”

Efficiency4%

“Does it's job well”

Ease Of Use4%

“Very handy”

What buyers complain about

Charging25%

“Doesnt charge quickly”

Durability17%

“Broke quickly”

Socket/Port/Plug7%

“lacks any info on the ports”

Functionality-Overall7%

“Now the light on it doesn't even light up”

Quality-Overall6%

“Cheaply made”

Size-Overall4%

“barely fit”

Heating3%

“gets hot and isnt as fast as other options”

Thickness2%

“This is not real thin like I was hopfing”

Connectivity-Overall2%

“So I couldnt connect any USB cables”

Compatibility-Overall2%

“Doesn't compatible with tablet”

Top return reasons

Charging44%

Size-Overall12%

Socket/Port/Plug10%

Compatibility-Overall7%

Functionality-Overall6%

Advertised Vs Actual Product4%

Value For Money3%

Defective Material/Parts3%