Is uhs-ii sd card reader profitable to sell on Amazon United States?

The niche generates $127K/yr across 26 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +6.2%. Flapen's verdict: Skip it (49/100).

How competitive is the uhs-ii sd card reader niche?

10 brands and 50 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 91% of demand.

What do buyers complain about in uhs-ii sd card reader?

Top complaints mined from reviews: Functionality-Overall, Connectivity-Overall, Durability. The return rate is 1.4%.

What does it cost to enter the uhs-ii sd card reader niche?

Listings span $7.31–$77.21; the average listing price is $21.68 (sweet spot $15–$100). The average incumbent carries 5,875 reviews — the moat a new listing must climb.

uhs-ii sd card reader

Skip it

Brand-locked demand (top 5 brands take 91% of clicks) — this niche doesn't clear our bar today.

Avg price

Great$21.68

avg listing price — sweet spot $15–$100

Returns

Great1.4%

return rate — above 5% kills the launch gate

Price range

Great$7.31–$77.21

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

Conversion

Great8.5%

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

Competition

Okay56%

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

Growth

Okay+6.2%

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

Market size

Okay$127K

$127K/yr · 69K searches

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Review moat

Bad5,874.73

avg incumbent reviews — the moat a new listing must climb

Brand share

Bad91%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, uhs-ii sd card reader is a $127K/yr Amazon United States market (69K searches/yr). The top 5 brands hold 91% of demand. Verdict: Skip it — 49/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

uhs-ii sd card reader market data

Units sold / yr: 5K–6K; avg 100–250/product
Revenue / yr: $108K–$130K; units × avg price
Conversion rate: 8.5%
Avg BSR: #117
Page quality: 0%
Prime: 100%
Sponsored: 85%
Out of stock: 4.6%
Avg brand age: 40 months
Avg seller age: 192 days

Competition & brand share

The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.

Brands

10 falling

Sellers

Top-5 brand share

91%

Top 20: 100%

Top-5 click share

56%

Top 20: 94%

Open market

UGREEN47%
Lexar22%
Acer12%
uni5%
Anker5%
ProGrade Digital4%
Open — no brand owns it (4 brands, 6%)

Demand

Weekly Amazon search volume, last 50 weeks — +6.2% search growth over the last 90 days.

Open Trend

Top uhs-ii sd card reader 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

UGREEN USB C SD 4.0 Card Reader UHS-II Micro SD Card Reader Memory Card Reader Fast for SD Micro SD SDXC SDHC UHS-II & UHS-I Cards for iPhone 16/15 Pro Max MacBook Laptop Tablet Smartphone Android

UGREEN$19.424.6★1,954 rev

UGREEN SD Card Reader USB C USB 3.0 Micro SD Card Reader 2 in 1 Memory Card Reader for MicroSD SDHC SDXC Compatible with PC Computer MacBook Laptop iPad iPhone 17 16 15 Pro/Pro Max

UGREEN$7.314.6★22,865 rev

Lexar Professional USB 3.2 Type-C Dual-Slot Reader Supports SD and microSD UHS-II Cards Up To 312MB/s Read (LRW470U-RNHNU)

Lexar$23.144.6★675 rev

acer SD Card Reader USB C Dual Slots USB 3.0 Type C to Micro SD Card Adapter Memory Card Reader for MicroSD SDHC SDXC Compatible with Laptop PC iPhone16/15 MacBook Pro/Air iPad Pro Android

Acer$10.214.7★10,287 rev

Lexar Professional Multi-Card 3-in-1 USB 3.1 Reader Supports SD microSD and CF Cards (LRW500URBNA)

Lexar$23.574.8★849 rev

Newest

by launch date

llano UHS-II SD&Micro SD Card Reader Adapter TF 4.0 Memory Card Reader Holder with 6-Slot Cards Storage Plug&Play F17 High-Speed 2-in-1 Smart Card Reader for Mac Windows Android and Linux Silver

llano$30.48286 rev

3mo ago

Acer SD Card Reader USB C 3 in 1 Memory Card Reader with Dual Slots & USB 3.0 Micro SD Card Adapter for iPhone 17/16/15 Compatible with Camera Android MacBook Neo/Pro/Air Laptop

Acer$14.511,174 rev

1y ago

UGREEN USB C SD Card Reader with SD Card Holder High-Speed Memory Card Reader Adapter with 4 Card Storage Case Holder for Cameras SD/Micro SD Card Compatible with iPhone 16 15 Samsung Galaxy etc

UGREEN$13.41826 rev

1y ago

Acer SD Card Reader USB C Dual Slots Type C to Memory Card Reader Aluminum Micro SD Card Camera Adapter for MicroSD SDHC SDXC Compatible with iPhone17/16/15 MacBook Neo/Pro/Air iPad Laptop

Acer$12.642,110 rev

1y ago

UGREEN USB C SD 4.0 Card Reader USB Memory Card Reader for SDXC SDHC MicroSD MMC RS-MMC Micro SDXC Micro SDHC UHS-II and UHS-I Support 312 MB/s SD

UGREEN$16.00586 rev

1y ago

What buyers say about uhs-ii sd card reader

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

What buyers love

Advertised Vs Actual Product15%

“As advertised”

Quality-Overall13%

“Excellent product”

Ease Of Use12%

“Its very easy to carry”

Data Transfer Speed9%

“Perfect data transfer”

Value For Money9%

“Great buy for the money”

Compatibility-Overall6%

“Compatibility is seamless”

Portability5%

“Handy”

Functionality-Overall3%

“functionality is perfect for what I nedd”

Compactness3%

“Compact size”

Storage Capacity3%

“Very versatile and has great storage options”

What buyers complain about

Functionality-Overall22%

“Never worked”

Connectivity-Overall9%

“Connection Issue”

Durability9%

“Broke after a month”

Compatibility-Overall7%

“Not compatible with MacBook Pro”

Quality-Overall6%

“Bad quality”

Size-Overall5%

“It's a bit longer than I expected”

Data Transfer Speed5%

“Doesn't Transfer”

Heating4%

“Overheats Easily”

Instructions/User Manual/Troubleshooting2%

“No Instructions”

Value For Money2%

“I would spend a few more dollars”

Top return reasons

Functionality-Overall24%

Compatibility-Overall17%

Size-Overall14%

Value For Money10%

Connectivity-Overall9%

Advertised Vs Actual Product6%

Socket/Port/Plug5%

Data Transfer Speed4%

Defective Material/Parts2%

Heating1%

Common questions

Is uhs-ii sd card reader profitable to sell on Amazon United States?: The niche generates $127K/yr across 26 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +6.2%. Flapen's verdict: Skip it (49/100).
How competitive is the uhs-ii sd card reader niche?: 10 brands and 50 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 91% of demand.
What do buyers complain about in uhs-ii sd card reader?: Top complaints mined from reviews: Functionality-Overall, Connectivity-Overall, Durability. The return rate is 1.4%.
What does it cost to enter the uhs-ii sd card reader niche?: Listings span $7.31–$77.21; the average listing price is $21.68 (sweet spot $15–$100). The average incumbent carries 5,875 reviews — the moat a new listing must climb.

uhs-ii sd card reader

uhs-ii sd card reader market data

Competition & brand share

Demand

Top uhs-ii sd card reader search terms