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The Best A1 Micro Sd Card of 2023 – Reviewed and Top Rated
2,346 Reviews Scanned
![SanDisk 256GB Ultra microSDXC UHS-I Memory Card with Adapter - Up to 150MB/s, C10, U1, Full HD, A1, MicroSD Card - SDSQUAC-256G-GN6MA [New Version]](https://m.media-amazon.com/images/I/41l8AfpMujL._SL160_.jpg)
- Compatible with Nintendo-Switch (NOT Nintendo-Switch 2)
- Expand your storage in a flash: ideal for Android smartphones and tablets, Chromebooks, and Windows laptops.
- Increase your TV show, movie, and Full HD video[4] recording collections dramatically with up to a massive 1.5TB[1].
- Transfer files fast with up to 150MB/s[2] read speeds and SanDisk MobileMate USB micro 3.0 microSD card reader[6].
- Load apps faster with A1-rated performance[3].
- Expand your storage in a flash: ideal for Android smartphones and tablets, Chromebooks, and Windows laptops.
- Up to 140MB/s transfer speeds to move up to 1000 photos per minute
- Load apps faster with A1-rated performance
- View, access, and back up your phone’s files in one location with the SanDisk Memory Zone app
- Relax knowing your card is backed by a 10-year limited warranty by SanDisk
- WIDE COMPATIBILITY: Compatible with smartphones, tablets, cameras, GoPro/action cameras, laptops, desktop computers, DSLRs, drones, Nintendo Switch/other portable consoles and much more. Includes SD adapter. Note: Please refer to compatible devices list (keep update) in below Product guides for more detail. This Micro SD card is not compatible with the Nintendo Switch 2
- HIGH QUALITY STORAGE: Perfect for high resolution photos, for recording and storing Full HD/4K videos and any other data type
- ULTRA FAST: Read speed up to 100MB/s. Write speed up to 60MB/s (varies according to memory size). UHS, U3, Class 10 and A2 speed classes for an optimal smartphone experience
- LASTING RELIABILITY: Shockproof, IPX6 waterproof, temperature-proof (-10° to 80°), X-Ray-proof and magnetic-proof
- Note: Actual storage capacity shown by a device's OS may be less than the capacity indicated on the product label due to different measurement standards. The available storage capacity is higher than 116GB.
- Class 10, U3, V30 speed class performance with read speeds up to 100MB/s for fast and smooth burst mode HD Photography and 4K Ultra HD Videography
- A1 App Performance enables apps to run directly from the microSD card, delivering faster app launch and performance. A1 provides minimally 1500 IOPS (Read) and 500 IOPS (Write)
- Record and transfer videos, photos, music, files and more from microSD enabled host devices such as Android smartphones and tablets, action and surveillance cameras, drones, computers and more
- Included SD adapter for compatibility with SD enabled host devices including DSLR cameras, video cameras, desktops, and laptops
- Reliable & Durable: Magnet Proof, Shock Proof, Temperature Proof, Waterproof
- Ideal for Android smartphones and tablets, and MIL cameras
- Capacities up to 512GB (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 (Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors.) lets you move up to 1000 photos in a minute (Based on 4.1GB transfer of photos (Average file 3.5MB) with USB 3.0 reader. Results may vary based on host device, file attributes and other factors.)
- Load apps faster with A1-rated performance (A1 performances is 1500 read IOPS, 500 write IOPS. Based on internal testing. Results may vary based on host device, app type and other factors.)
- Class 10 for Full HD video recording and playback (Full HD (1920x1080) video support may vary based upon host device, file attributes, and other factors.)
Last update on 2025-07-07 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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FAQ:
Q: What is A1 micro SD?
A: The A1 symbol on Micro-SD cards tell you if it is fast enough for apps. The A1 symbol can tell you if the Micro-SD card is fast enough to run apps. The SD Association recently introduced new application performance classes that will specify Micro-SD cards that are fast enough to be used for starting apps and programs.
Q: What is the largest micro SD card size?
A: Largest Micro SD Card Available Now is 1TB by Sandisk . We have published an article about the biggest micro SD card available till date was 512GB but in February 2019, Sandisk has launched the largest capacity micro sd card which is 1TB.
Q: What is a microSD card used for?
A: microSD is a type of removable flash memory card used for storing information. SD is an abbreviation of Secure Digital, and microSD cards are sometimes referred to as µSD or uSD. The cards are used in mobile phones and other mobile devices.
Q: What is a Memory Stick reader?
A: A memory card reader is a device that can read flash memory cards and transfer their contents to a computer.