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SanDisk 256GB Ultra UHS-I microSDXC Memory Card

BH #SA256GUUIMSD • MFR #SDSQUJQ-256G-GZ6MA
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SanDisk 256GB Ultra UHS-I microSDXC Memory Card
Key Features
  • 256GB Storage Capacity
  • UHS-I / V10 / U1 / A1 / Class 10
  • Maximum Read Speed: 195 MB/s
  • Minimum Write Speed: 10 MB/s
Expand the storage capacity of your smartphone, tablet, laptop, camera, or other compatible device with the 256GB Ultra UHS-I microSDXC Memory Card from SanDisk. This card lets you store up to 256GB of Full HD video, movies, music, games, photos, and podcasts, while the UHS-I bus supports read speeds of up to 195 MB/s. Thanks to the V10 Video Speed Class rating, write speeds won't drop below 10 MB/s. Also supported is the A1 spec for improved performance on Android devices and temperature resistance ranging from -13 to 185°F.
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SanDisk 256GB UHS-I microSDXC Overview

Expand the storage capacity of your smartphone, tablet, laptop, camera, or other compatible device with the 256GB Ultra UHS-I microSDXC Memory Card from SanDisk. This card lets you store up to 256GB of Full HD video, movies, music, games, photos, and podcasts, while the UHS-I bus supports read speeds of up to 195 MB/s. Thanks to the V10 Video Speed Class rating, write speeds won't drop below 10 MB/s. Also supported is the A1 spec for improved performance on Android devices and temperature resistance ranging from -13 to 185°F.

Expand Your Storage
Insert your card to add massive storage up to 256GB to your Android smartphones and tablets, digital cameras, and laptops.
Space for More
With expansive capacities up to 256GB, capture and store hours of Full HD video, movies, music, games, photos, and podcasts.
Move Files Fast
Use your card with the SanDisk QuickFlow microSD UHS-I Card Reader to achieve read speeds of up to 195 MB/s and offload your content fast.
Load Apps in a Snap
Rated A1, the SanDisk Ultra microSD card is optimized for faster app launch and overall app performance.
Easy Content Management
Easily back up, organize, and transfer your photos and videos with the SanDisk Memory Zone desktop or Android mobile app.
Built to Last
Proprietary flash management techniques help deliver in-house-produced NAND. Plus, your card is backed by a limited 10-year warranty.
UPC: 619659226909

SanDisk 256GB UHS-I microSDXC Specs

Quantity
1
Card Type
microSDXC
Storage Capacity
256 GB
Bus Type
UHS-I
Speed Class
Class 10 / U1 / V10 / A1
Read Speed
Maximum: 195 MB/s
Maximum: 1500 IOPS
Write Speed
Minimum: 10 MB/s
Maximum: 500 IOPS
Built-in Write-Protect Switch
No
Operating Conditions
-13 to 185°F / -25 to 85°C
Storage Conditions
-40 to 185°F / -40 to 85°C
Packaging Info
Package Weight
0.025 lb
Box Dimensions (LxWxH)
6 x 3.95 x 0.15"

SanDisk 256GB UHS-I microSDXC Reviews

Solid card

By Ross
Rated 5 out of 5
Date: 2026-07-14

Had one of these in a dash cam where it endured very high temps for over two years before starting to glitch. No complaints for the price point - reliable

Excellent

By Renee
Rated 5 out of 5
Date: 2026-06-17

Excellent product

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