Best Buy Tech Fest SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

$(csi.user.businessName)

Skip to content Go to Product Search

Assistive Survey

Yardbird Best Buy Outlet Best Buy Business

Top Deals
Deal of the Day
Discover
My Best Buy Memberships
Credit Cards
Gift Cards
Gift Ideas

Order Status

Main Content

Deals
Support & Services
Brands
Shop by Department

Deals
Support & Services
Brands
Discover
Shop by Department
Account
Order Status
Recently Viewed
Saved Items
Top Deals
Deal of the Day
Gift Cards
My Best Buy Memberships
Credit Cards

Skip To Results

Featured products

Sponsored

SanDisk - Extreme PLUS 512GB microSDXC UHS-I Memory Card
Rating 4.9 out of 5 stars with 683 reviews
$159.99
SanDisk - Extreme 256GB microSDXC UHS-I Memory Card for Gaming
Rating 4.8 out of 5 stars with 130 reviews
$79.99
SanDisk - Express 256GB microSD PCIe 3.1 NVMe UHS-I Memory Card works with Nintendo Switch 2
Rating 4.9 out of 5 stars with 83 reviews
$99.99
SanDisk - 256GB microSDXC UHS-I Memory Card for Nintendo Switch 1
Rating 4.9 out of 5 stars with 3447 reviews
$74.99
SanDisk - 512GB microSDXC UHS-I for Nintendo Switch 1 Pokémon
Rating 4.8 out of 5 stars with 22 reviews
$179.99
512GB SanDisk Ultra PLUS microSD UHS-I Card
Rating 4.9 out of 5 stars with 14 reviews
$139.99
Ruko - 128G Micro SD Card with Reader & Adapter, Memory Card Speed Up to 100MB/s
Rating 5 out of 5 stars with 1 reviewfalse
$45.99
The price was $55.99
Ruko - 256GB Micro SD Card with Adapter & Reader, A2, Class10, UHS-I U3/V30, 4K UHD, Up to 100MB/s Read
Rating 5 out of 5 stars with 1 reviewfalse
$69.99
The price was $83.99

/

Cameras, Camcorders & Drones

/

Digital Camera Accessories

/

/

microSD (SDHC, SDXC)

/

microSDXC

microSDXC

(137)

Sort by:

Best Selling

Sponsored
SanDisk - Extreme PLUS 512GB microSDXC UHS-I Memory Card
Rating 4.9 out of 5 stars with 683 reviews
$159.99
Pick up today
Get it tomorrow • FREE
Compare
Compare
Nintendo - Samsung microSD Express Card – 256GB
Rating 4.8 out of 5 stars with 485 reviews
$59.99
Pick up today
Get it tomorrow • FREE
Compare
Compare
SanDisk - Extreme 256GB microSDXC UHS-I Memory Card for Gaming
Rating 4.8 out of 5 stars with 130 reviews
$79.99
Pick up Tue, Mar 24
Get it tomorrow • FREE
Compare
Compare
Sponsored
SanDisk - Extreme 256GB microSDXC UHS-I Memory Card for Gaming
Rating 4.8 out of 5 stars with 130 reviews
$79.99
Pick up Tue, Mar 24
Get it tomorrow • FREE
Compare
Compare

Samsung - Pro Plus 1 TB microSDXC Memory Card
Rating 4.9 out of 5 stars with 188 reviews
$142.99
Pickup unavailable
Get it by Thu, Mar 19 • FREE
Compare
Compare
SanDisk - Extreme PLUS 512GB microSDXC UHS-I Memory Card
Rating 4.9 out of 5 stars with 683 reviews
$159.99
Pick up today
Get it tomorrow • FREE
Compare
Compare
Sponsored
SanDisk - Express 256GB microSD PCIe 3.1 NVMe UHS-I Memory Card works with Nintendo Switch 2
Rating 4.9 out of 5 stars with 83 reviews
$99.99
Pick up Tue, Mar 24
Get it by Thu, Mar 19 • FREE
Compare
Compare
Samsung - Pro Ultimate and Reader 256GB microSDXC Memory Card
Rating 4.9 out of 5 stars with 43 reviews
$48.99
Pick up Tue, Mar 24
Get it by Wed, Mar 18 • FREE
Compare
Compare

Sponsored

128GB SanDisk Ultra PLUS microSD UHS-I Card
Rating 4.9 out of 5 stars with 58 reviews
$44.99
Pick up today
Get it tomorrow • FREE
Compare
Compare
Samsung - Pro Ultimate and Adapter 512GB microSDXC Memory Card
Rating 4.8 out of 5 stars with 137 reviews
$94.99
Pick up today
Get it tomorrow • FREE
Compare
Compare
NEXT - Express 512GB microSD PCIe 3.1 NVMe UHS-I Memory Card works with Nintendo Switch 2
Rating 4.9 out of 5 stars with 9 reviews
$99.99
Pick up Tue, Mar 24
Get it by Thu, Mar 19 • FREE
Compare
Compare
Samsung - PRO Endurance 128GB microSDXC SD Memory Card
Rating 4.9 out of 5 stars with 489 reviews
$48.99
Pick up today
Get it tomorrow • FREE
Compare
Compare

New to Best Buy

Lexar - 128GB Professional Silver Plus microSDXC Card LMSSIPL128G-BNANU

Lexar - 128GB Professional Silver Plus microSDXC Card LMSSIPL128G-BNANU

$49.99$49.99

The price was $65.74

3x Transcend 8GB UHS-1 Class 10 micro SD 500S Read up to 95MB/s With SD Adapter

3x Transcend 8GB UHS-1 Class 10 micro SD 500S Read up to 95MB/s With SD Adapter

$38.98$38.98

7-Pack Transcend 64GB 300S UHS-I microSD-PackC Memory Card with SD Adapter

7-Pack Transcend 64GB 300S UHS-I microSD-PackC Memory Card with SD Adapter

$146.98$146.98

Vantrue - 256GB microSDXC UHS-I U3 4K UHD Video High Speed Transfer Monitoring SD Card with Adapter, Body Cams

Vantrue - 256GB microSDXC UHS-I U3 4K UHD Video High Speed Transfer Monitoring SD Card with Adapter, Body Cams

$79.99$79.99

2x Transcend 8GB UHS-1 Class 10 micro SD 500S Read up to 95MB/s With SD Adapter

2x Transcend 8GB UHS-1 Class 10 micro SD 500S Read up to 95MB/s With SD Adapter

$28.98$28.98

5 Units Transcend 8GB UHS-1 Class 10 micro SD with SD Adapter

5 Units Transcend 8GB UHS-1 Class 10 micro SD with SD Adapter

$59.99$59.99

Lexar - Professional ARMOR GOLD 256GB UHS-II V60 SDXC Memory Card

Lexar - Professional ARMOR GOLD 256GB UHS-II V60 SDXC Memory Card

$224.99$224.99

SanDisk - 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-256G-GN6MA)

SanDisk - 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 150MB/s (SDSQUAC-256G-GN6MA)

$107.05$107.05

SanDisk - Ultra Lite microSDXC 128GB 100MB/s SDSQUNR-128G-GN6MN

SanDisk - Ultra Lite microSDXC 128GB 100MB/s SDSQUNR-128G-GN6MN

$49.95$49.95

The price was $120.99

Lexar - PLAY microSDXC™ UHS-I Class 10, U3, V30, and A2 Card (1 TB)

Lexar - PLAY microSDXC™ UHS-I Class 10, U3, V30, and A2 Card (1 TB)

$305.49$305.49

Verbatim - 256-GB Class 10 Premium microSDXC™ Memory Card with Adapter

Verbatim - 256-GB Class 10 Premium microSDXC™ Memory Card with Adapter

$52.49$52.49

SanDisk - Creator SDSQXAV-1T00-GN6MS 1 TB Class 10/UHS-I (U3) V30 microSDXC - 1 - 190 MB/s Read - 130 MB/s Write

SanDisk - Creator SDSQXAV-1T00-GN6MS 1 TB Class 10/UHS-I (U3) V30 microSDXC - 1 - 190 MB/s Read - 130 MB/s Write

$314.75$314.75

Transcend - 64GB 300S UHS-I microSDXC Memory Card with SD Adapter

Transcend - 64GB 300S UHS-I microSDXC Memory Card with SD Adapter

$19.99$19.99

SanDisk - 512GB microSDXC UHS-I for Nintendo Switch, Speed Up to 100MB/s (SDSQXAO-512G-GNCZN)

SanDisk - 512GB microSDXC UHS-I for Nintendo Switch, Speed Up to 100MB/s (SDSQXAO-512G-GNCZN)

$90.49$90.49

Kingston - Canvas Select Plus 64 GB Class 10/UHS-I (U1) V10 microSDXC - 100 MB/s Read

Kingston - Canvas Select Plus 64 GB Class 10/UHS-I (U1) V10 microSDXC - 100 MB/s Read

$30.93$30.93

Sponsored
SanDisk - 256GB microSDXC UHS-I Memory Card for Nintendo Switch 1
Rating 4.9 out of 5 stars with 3447 reviews
$74.99
Pick up today
Get it tomorrow • FREE
Compare
Compare
Sponsored
SanDisk - 512GB microSDXC UHS-I for Nintendo Switch 1 Pokémon
Rating 4.8 out of 5 stars with 22 reviews
$179.99
Pick up Fri, Mar 20
Get it by Thu, Mar 19 • FREE
Compare
Compare
SanDisk - Express 512GB microSD PCIe 3.1 NVMe UHS-I Memory Card works with Nintendo Switch 2
Rating 4.8 out of 5 stars with 98 reviews
$179.99
Pick up today
Get it tomorrow • FREE
Compare
Compare
SanDisk - 128GB microSDXC UHS-I Memory Card for Nintendo Switch 1
Rating 4.9 out of 5 stars with 6198 reviews
$44.99
Pick up today
Get it tomorrow • FREE
Compare
Compare

Sponsored

Samsung - PRO Endurance 256GB MicroSDXC Memory Card
Rating 4.9 out of 5 stars with 367 reviews
$81.99
Pick up today
Get it tomorrow • FREE
Compare
Compare
PNY - 256GB PRO Elite Class 10 U3 V30 A2 microSDXC Flash Memory Card
Rating 4.8 out of 5 stars with 4 reviews
$89.99
Pick up today
Get it tomorrow • FREE
Compare
Compare
Ritz Gear - 128GB Micro SD Card, microSDXC Full HD & 4K UHD, UHS-I, U3, A1, V30, C10-Memory-Card + Adapter
Rating 3.7 out of 5 stars with 9 reviews
$15.99
Compare
Compare
ROVE - Industrial microSDXC High Endurance Memory Card with USB 3.0 Card Reader, 100MB/s Read Speed, C10, U3, V30, 4K, A2
Not yet reviewed
$59.99
Get it by Tue, Mar 24 • FREE
Compare
Compare

Lexar - High-Performance 633x microSDHC/microSDXC UHS-I 64gb Memory Card LSDMI64GBBNL633A
Rating 4.5 out of 5 stars with 8 reviews
$19.99
Save $41.35
The comparable value is $61.34
Get it by Wed, Mar 18 • FREE
Compare
Compare
SanDisk - 256GB microSDXC UHS-I for Nintendo Switch, Speed Up to 100MB/s (SDSQXAO-256G-GNCZN)
Not yet reviewed
$52.99
Get it by Fri, Mar 20 • FREE
Compare
Compare
Samsung - Pro Ultimate 512GB SDXC Memory Card
Rating 4.9 out of 5 stars with 55 reviews
$74.99
Pickup unavailable
Get it by Thu, Mar 19 • FREE
Compare
Compare

1-18 of 137 items

12 3...8

Related Searchesmicro sd microsd express switch 2 micro sd express

Get it fast

Pickup · Ready todaySelect Store

Shipping · Get it today55423

Brand

SanDisk

Samsung

Lexar

Team Group

Kingston

Transcend

Western Digital

Verbatim

Price

to

Less than $25

$25 - $49.99

$50 - $74.99

$75 - $99.99

$100 - $149.99

$150 - $199.99

$200 - $249.99

$250 - $499.99

Features

Water Resistant

Current Deals

Plus & Total Member Deals

On Sale

Color

Black

Multi

Red

Blue

Purple

Gold

White

Yellow

Discount

All Discounted Items

20% Off or More

30% Off or More

40% Off or More

50% Off or More

60% Off or More

Customer Rating

Top-Rated

5

4 & Up

Condition

Memory Card Format

microSDXC

microSD

Secure Digital

CFexpress

Storage Capacity

2TB - 3TB

1TB

480GB - 999GB

240GB - 479GB

120GB - 239GB

Less than 120GB

Sponsored

Sponsored

Sponsored

Similar products from outside of Best Buy

sponsored

Sponsored

Visit our Support Center
Check your Order Status
Shipping, Delivery & Store Pickup
Returns & Exchanges
Price Match Guarantee

Order & Purchases

Check Order Status
Shipping, Delivery & Pickup
Returns & Exchanges
Price Match Guarantee
Product Recalls
Trade-In Program
Gift Cards

Payment Options

My Best Buy® Credit Card
Pay Your Bill at Citibank
Lease to Own
Buy Now, Pay Later
Best Buy Business Financing

Support & Services

Visit our Support Center
Shop with an Expert
Schedule a Service
Manage an Appointment
Protection & Support Plans
Haul Away & Recycling
Contact Us

Rewards & Membership

My Best Buy Memberships
View Points & Certificates
Member Offers

Partnerships

Sell on Best Buy Marketplace
Advertise with Us
Affiliates: Creators & Publishers
Best Buy Health
Best Buy Education
Best Buy Business
Partner+

About Best Buy

Corporate Information
Careers
Corporate Responsibility
Sustainability

Sign in or Create Account

Get the latest deals and more.

Email Address

Best Buy appLearn more ›

How was your experience?

Best Buy Canada

Accessibility Terms & Conditions Privacy Interest-Based Ads State Privacy Rights Health Data Privacy Do Not Sell/Share My Personal Information Limit Use of My Sensitive Personal Information Targeted Advertising Opt Out CA Supply Chain Transparency Act

In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.