Memory Card Reader Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Memory Card Reader sales on Amazon US totaled 174,250 units in July 2026 (▲ 1.2% vs. the prior month), generating an estimated $1,859,501 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 55.1% of unit volume and 48.2% of revenue, while a typical listing is priced at $17.51. The keyword itself pulled 16,528 Amazon queries over the same period (▼ 1.5% MoM).
Zooming out to the 12-month window ending July 2026, the memory card reader Top 50 moved 1,859,200 units and $20,314,596 in cumulative sales — an average of 154,933 units and $1,692,883 per month. Monthly throughput topped out at 174,250 units in July 2026 and dipped to 105,850 in May 2026, leaving the latest reading 24.2% higher than August 2025.
Memory Card Reader Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
174.3K
▲ 1.2% MoM
Monthly Revenue 2026/07
$1.9M
▼ 0.3% MoM
Top 10 Market Share 2026/07
55.1%
Memory Card Reader Market Share & Sales Concentration on Amazon US — July 2026
The most-sold memory card reader listing on Amazon US in July 2026 is ASIN B07NW8RPYN (Brand: Anker), which sold 10,000 units at $17.99 apiece — equal to 5.7% of every unit tracked in this report.
The Top 10 ASINs account for 96,000 units and $896,720 in July 2026 — 55.1% of unit volume and 48.2% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Memory Card Reader' on Amazon
July 2026
Is 55.1% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
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Top 5 Volume Share breakdown
B07NW8RPYN
Anker SD Card Reader USB C, Dual Slots USB Type C to Micro SD Card Adapter | For iPhone and Laptops, Card Viewer with Dual Slots for SDXC/SDHC/SD/Micro SDXC/MicroSD/Micro SDHC/UHS-I Cards
10K
▲ 0.0%vs. prior month
$143.8K
latest month
12-month trend
B081VHSB2V
uni SD Card Reader,High Speed USB C to Micro SD Memory Card Adapter USB 3.0 | Dual Slots, Memory Card Reader, for SD/Micro SD/SDHC/SDXC/MMC, Card Reader for MacBook Pro/Air, Chromebook, Android Galaxy
10K
▲ 0.0%vs. prior month
$95.6K
latest month
12-month trend
B09BCW7SMF
SD Card Reader, USB 3.0 Type C High Speed to SD/TF Card Adapter for iPhone 17/16/15 Pro Max Memory Card Reader with SD MicroSD USB 3 Port for Mac/iPad/MacBook Pro/Air Android Phone Tablet(White)
10K
▲ 0.0%vs. prior month
$91.2K
latest month
12-month trend
B0BWK8QVZ2
SZHAIYIJIN SD Card Reader for iPhone, Memory Card Reader with USB Camera Adapter Plug and Play Trail Game Camera Viewer Supports SD and TF Card MicroSD Card Adapter for iPad No App Required
10K
▲ 0.0%vs. prior month
$91.2K
latest month
12-month trend
B0DMSNJ94Y
USB C SD Card Reader, Type C SD Card Reader, Supports SD and MicroSD Memory Card Adapters for iPhone 15 16/iPad/MacBook/Mac, Trail Camera Viewer Plug and Play -2 Slots
10K
▲ 0.0%vs. prior month
$49.9K
latest month
12-month trend
B0DQ71G4G4
acer SD Card Reader USB C, Dual Slots USB 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
10K
▲ 0.0%vs. prior month
$99.9K
latest month
12-month trend
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Best Memory Card Reader Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
SZHAIYIJIN is the best-performing memory card reader brand in July 2026, moving 20,000 units across 2 ASINs for 20.8% of Top 10 volume. Anker follows with 10,000 units (10.4%), ahead of uni on 10,000 units (10.4%).
Volume is spread across 9 brands, with the top three holding 41.7% between them. No single label controls the shelf, which usually leaves room for a well-differentiated listing to take share without outspending an incumbent. Average selling prices among the leaders run from $9.49 to $17.99, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
SZHAIYIJIN
2 ASINs in Top 10
20.8%
Units
20K
Revenue
$182.4K
Avg. price
$9.49
B09BCW7SMF
$8.99·★4.4·5.8K revsSD Card Reader, USB 3.0 Type C High Speed to SD/TF Card Adapter for iPhone 17/16/15 Pro Max Memory Card Reader with SD MicroSD USB 3 Port for Mac/iPad/MacBook Pro/Air Android Phone Tablet(White)
Units sold10KB0BWK8QVZ2
$9.99·★4.4·14.1K revsSZHAIYIJIN SD Card Reader for iPhone, Memory Card Reader with USB Camera Adapter Plug and Play Trail Game Camera Viewer Supports SD and TF Card MicroSD Card Adapter for iPad No App Required
Units sold10K
Anker
1 ASIN in Top 10
10.4%
Units
10K
Revenue
$143.8K
Avg. price
$17.99
B07NW8RPYN
$17.99·★4.6·8.7K revsAnker SD Card Reader USB C, Dual Slots USB Type C to Micro SD Card Adapter | For iPhone and Laptops, Card Viewer with Dual Slots for SDXC/SDHC/SD/Micro SDXC/MicroSD/Micro SDHC/UHS-I Cards
Units sold10K
uni
1 ASIN in Top 10
10.4%
Units
10K
Revenue
$95.6K
Avg. price
$9.49
B081VHSB2V
$9.49·★4.6·35.8K revsuni SD Card Reader,High Speed USB C to Micro SD Memory Card Adapter USB 3.0 | Dual Slots, Memory Card Reader, for SD/Micro SD/SDHC/SDXC/MMC, Card Reader for MacBook Pro/Air, Chromebook, Android Galaxy
Units sold10K
Trending Memory Card Reader Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, one ASIN forced its way in: B0F9NCGV38 booked 8K units at $9.99, with ▲ 60.0% MoM change. On the growth side, B0G4RNJKBX leads positive momentum with ▲ 50.0% MoM growth on 3K units, with B0CKQTZB64 close behind at ▲ 40.0% MoM on 7K units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B0F9NCGV38
SD Card Reader, 4 in 1 USB C to SD/TF/CF/MS Card Reader with USB to USB C Adapter Memroy Card Reader for iPhone 17/16/15 Pro Max iPad Pro MacBook Pro/Air iMac M4/M3/M2 Android Phone/Tablet PC (White)
Price
$9.99
Rating
4.5
Reviews
1.3K
Latest month sales
B0G4RNJKBX
SD Card Reader, 5 in 1 USB-C & USB Card Adapter with SD/MicroSD/MS and Dual USB-A Ports Memory Card Reader for iPhone 17/16/15 Pro Max iPad MacBook Pro/Air M4/M3 Android Phone/Tablet PC (White)
Price
$9.99
Rating
4.5
Reviews
690
Latest month sales
B0CKQTZB64
USB C SD Card Reader for iPhone 15 16/iPad/MacBook/Mac, xdgeLoad USB-C Type C SD Reader Supports SD and MicroSD Memory Card Adapter, Trail Camera Viewer Plug and Play - 2 Slots
Unlock to view ASIN details and product titles
Price
$6.99
Rating
4.6
Reviews
3K
Latest month sales
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