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SanDisk

SanDisk SDSQUAR-032G-GN6MT 32GB Ultra MicroSDHC 2-Pack

★★★★★4.7 (645537 reviews)
1920x1080USB 3.0

A convenient 2-pack of 32GB microSDHC cards with A1-rated app performance and speeds up to 98MB/s.

$41.20*
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*Price sourced from Amazon.com. Last updated:Jul 15, 2026.Price and availability are subject to change.

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Overview

The SanDisk Ultra MicroSDHC 2-Pack gives you two 32GB memory cards in a single purchase, providing a total of 64GB of removable storage that can be split across a phone and a tablet, a camera and a drone, or kept as a ready spare. Each card delivers read speeds up to 98MB/s, which means transferring a full card's worth of photos or documents to a computer takes only a few minutes. The UHS-I bus and U1/C10 speed ratings ensure smooth Full HD (1080p) video capture, making these cards well suited for action cameras, dashcams, and everyday smartphone video recording.

What sets the SanDisk Ultra apart from basic microSD cards is its A1 (Application Performance Class 1) rating, which guarantees minimum random read and write speeds that allow Android apps to run directly from the card without noticeable lag. This is particularly useful on budget smartphones with limited internal storage. Each card also comes with access to the SanDisk Memory Zone app, which helps you organize files, free up space, and back up content on your device. For users who need dependable, everyday-speed storage without paying for capacity or speed they will not use, this 2-pack hits a practical sweet spot.

Key Features

This version has been discontinued by manufacturer

Ideal for Android Smartphones and Tablets, and MIL Cameras

Capacities up to 32GB (1GB=1,000,000,000 bytes; Actual user storage less) to store even more hours of Full HD video (Approximations; Results and Full HD (1920x1080) video support may vary based on host device, file attributes and other factors)

Up to 98MB/s transfer read speed lets you move up to 1000 photos in a minute(1)

(1)Based on internal testing; Performance may be lower depending on host device & other factors. Based on 4.1GB transfer of photos (Average file 3.5MB) w/ USB 3.0 reader. Results may vary based on host device & other factors.

Load apps faster with A1 rated performance (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)

Specifications

Brand
SanDisk
Model
SDSQUAR-032G-GN6MT
Pack Quantity
2
Capacity (per card)
32GB
Card Type
MicroSDHC
Read Speed
Up to 98MB/s
UHS Speed Class
U1
Video Speed Class
C10 (Full HD)
App Performance Class
A1
Included Software
SanDisk Memory Zone

SanDisk Ultra microSD vs Extreme — Which Tier Do You Need?

The SanDisk Ultra microSD (SDSQUAR-032G-GN6MA family) is SanDisk's value-tier microSD line — positioned below the Extreme microSDXC family covered separately on the Studio Supplies homepage. Per SanDisk / Western Digital's official Ultra microSD product page, the Ultra line is rated for read speeds up to 120 MB/s (vs the Extreme's 160-190 MB/s), Class 10 / UHS-I U1 (vs Extreme's V30 U3 + A2), and is positioned for budget Android smartphones, Full HD video capture, 4K-streaming-but-not-record use cases. The Ultra is one of the highest-volume products on Amazon — over 640K customer reviews on the 32 GB SKU alone — making it a critical capacity-tier decision for any microSD buyer.

Ultra vs Extreme — The Speed Class Difference

Per Camera Memory Speed's microSD speed-class methodology, the practical impact of Ultra-vs-Extreme is dictated by the workload:

  • Full HD 1080p video recording: Both Ultra (Class 10 / UHS-I U1) and Extreme (V30) handle this comfortably. Ultra is sufficient.
  • 4K video recording: The Ultra (U1) is below the V30 sustained-write requirement for many 4K cameras. The Extreme (V30) is the minimum tier; some 6K / 8K cameras require V60 / V90 (Extreme PRO).
  • Random-access app performance (Android adoptable storage, Steam Deck): A2 (Extreme) accelerates random IOPS for app loads versus A1 (most Ultra). The A1 / A2 difference is meaningful for high-app-count phones / handheld gaming devices.
  • Photo burst capture: Both tiers handle JPEG and small-RAW burst; the Extreme's higher sustained write reduces buffer-clear time on cameras shooting large RAW bursts.
  • Steady-state Switch / Steam Deck game capture: Both work; the Extreme's faster random reads slightly reduce game-load times.

Where the Ultra Specifically Wins

  • Budget Android smartphones needing expandable storage without demanding 4K-video-record capability
  • Dash cams recording Full HD continuously — the Ultra's Class 10 sustained write is sufficient and the lower price tier matches dash-cam-replacement budgets
  • Security cameras (1080p) writing 24/7 footage — Ultra is the appropriate tier; high-endurance variants (SanDisk High Endurance) are even better for this use case
  • Bulk file transfer / archive use — when raw capacity per dollar matters more than peak speed
  • Casual photographers shooting in JPEG + occasional 1080p video on consumer point-and-shoot cameras
  • 2-pack / multi-pack archival deployments — the Ultra ships in cost-effective multi-packs (the 32 GB 2-pack at SDSQUAR-032G-GN6MT is a high-volume SKU)

Where Buyers Should Step Up to the Extreme

  • 4K video capture on GoPro HERO / DJI drones / mirrorless cameras → Extreme (V30 minimum)
  • Nintendo Switch + Steam Deck game-load performance → Extreme (A2 random IOPS)
  • Modern Android phones with adopted-storage / app-heavy use → Extreme (A2)
  • Drone aerial recording with peak performance bursts → Extreme (V30 sustained write)
  • Pro mirrorless / cinema cameras requiring V60 / V90 → Extreme PRO (different product line — higher tier than Extreme)

Honest Limits Buyers Should Know

  • Per Camera Memory Speed's methodology, Ultra's 120 MB/s rated read is sequential-optimized; random-access workloads where A1 vs A2 matters (Android Adoptable Storage, Switch / Steam Deck game loads) deliver materially slower performance than the Extreme's A2 tier
  • UHS-I U1 sustained write floor is 10 MB/s — sufficient for Full HD video but inadequate for any 4K recording where V30 (30 MB/s sustained) is the minimum
  • Card-warranty is lifetime per SanDisk policy, but with a Class-10 sustained-write spec lower than Extreme; cards used in continuous-record applications (security cameras) will reach wear-out faster than purpose-built high-endurance variants
  • 2-TB capacity is not available in the Ultra line — Ultra tops out at lower capacities; high-capacity buyers needing 1 TB+ should step to Extreme variants where 1 TB is the production ceiling

Sources & Citations

  1. SanDisk / Western Digital, "SanDisk Ultra UHS-I microSD product page," westerndigital.com (accessed 2026-05-18)
  2. Camera Memory Speed, "microSD speed-class testing methodology and product reviews," cameramemoryspeed.com (accessed 2026-05-18)
  3. Nintendo Support, "microSD Cards FAQ — Nintendo Switch," en-americas-support.nintendo.com (accessed 2026-05-18)

Last verified: 2026-05-18

Now that you've seen the details — ready to take a closer look?

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Pros & Cons

👍 Pros

  • 2-pack provides 64GB of total storage across two cards for flexible use in multiple devices.
  • Up to 98MB/s transfer speed makes photo and file transfers quick.
  • A1 app performance rating supports running apps directly from the card on Android.
  • Includes SanDisk Memory Zone software for easy file management.

👎 Cons

  • 32GB per card may be limiting for users who shoot a lot of high-resolution photos or video.
  • U1/C10 speed class supports Full HD recording but is not rated for 4K video.
  • Write speeds are not specified and are typically significantly slower than the 98MB/s read speed.
  • MicroSDHC format has a maximum capacity of 32GB, so these cards cannot be upgraded in size.

Frequently Asked Questions

They work with smartphones, tablets, cameras, drones, and other devices that accept microSDHC cards with UHS-I support.
A1 (Application Performance Class 1) means the card meets minimum random read/write speed thresholds for running apps directly from the card, making it suitable for app storage on Android devices.
SanDisk Ultra microSD cards typically include an SD adapter, but packaging may vary — check the listing details to confirm.
They are rated UHS Speed Class 1 (U1) and Video Class C10, which supports Full HD (1080p) video recording. For 4K, a U3/V30-rated card is recommended.

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