SpecPicks Verdict

SpecPicks classifies [Older Version] SanDisk 128GB Ultra microSDXC UHS-I Memory Card with… as a category leader on buyer feedback in the external storage category, based on 319,304 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. SanDisk's positioning sits comfortably above the category median. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for external storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

  • ✓ Highly rated — 4.7★ average across customer reviews
  • ✓ Large, well-vetted feedback pool (319,304 reviews)
  • ✓ This version has been discontinued by manufacturer
  • ✓ Backed by SanDisk's warranty and support channels
  • ✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

  • This version has been discontinued by manufacturer
  • Ideal for Android smartphones and tablets, and MIL cameras.
  • Up to 128GB to store even more hours of Full HD video (2). 1GB=1,000,000,000 bytes. 1TB=1,000,000,000,000 bytes. Actual user storage less. (2) Full HD (1920x1080) video support may vary based upon host device, file attributes, and other factors.
  • Up to 120MB/s transfer speeds let you move up to 1000 photos in a minute(5). Up to 120MB/s read speed, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speed. Write speeds lower. Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. (5)Based on internal testing on images with an average file size of 3.55MB (up to 3.7GB total) with USB 3.0 reader. Your results will vary based on host device, file attributes, and other factors.
  • Load apps faster with A1-rated performance(1). (1) A1 performance is 1500 read IOPS, 500 write IOPS. Based on internal testing. Results may vary based on host device, app type and other factors.

Full Specifications

UPC619659183233
ASINB08GYKNCCP
BrandSandisk
ColorBlack
Model NameSanDisk Ultra microSDXC UHS-I card
Read Speed120 Megabytes Per Second
Unit Count1.0 Count
Item Weight0.01 Pounds
Media Speed48x
ManufacturerWestern Digital Technologies, Inc.
Model NumberSDSQUA4-128G-GN6MA
Warranty Typemanufactured warranty
Item Type Namemicro SD Card
Mfr Part NumberSDSQUA4-128G-GN6MA

Ready to buy?

[Older Version] SanDisk 128GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-128G-GN6MA is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-05-24. Price and availability subject to change.

Related External Storage

[Older Version] SanDisk 128GB Ultra microSDXC UHS-I Memory Card with Adapter - 120MB/s, C10, U1, Full HD, A1, Micro SD Card - SDSQUA4-128G-GN6MA
$32.52
4.7★ (319,304)
View on Amazon →