7.2/10 (Expert Score)
Product is rated as #14 in category Computers

Looking for a micro SD card? Our data storage experts purchased and tested the best 10 accessible in 2021 and put them through a rigorous side-by-side comparison to find the very best. We quantified transfer rates for both big and tiny files, recorded hours of 4K video, and taken bursts of RAW images to drive each card into its limit. Our recommendations are based on our extensive hands-on testing and will help you find the best micro SD card for your requirements and price range.

BEST MICRO SD CARDS

SANDISK Extreme

SanDisk Extreme MicroSDXC 

  • 4K UHD and Full HD Ready with UHS speed class 3 (U3) and video speed class 30 (V30)
  • Up to 90MB/s write speeds for fast shooting; Requires compatible devices capable of reaching such speeds.
  • Rated A2 for faster loading and in app performance.
  • Up to 160MB/s read speeds to save time transferring high res images and 4K UHD videos (2); Requires compatible devices capable of reaching such speeds.

SAMSUNG

SAMSUNG EVO SELECT

  • Up to 100MB S Read and 60MB S Write Speeds; UHS Speed Class U3 and Speed Class 10.
  • Memory Card Is Also Water Proof, Temperature Proof, X Ray Proof and Magnetic Proof.
  • Includes Full Size Adapter for Use in Cameras, Laptops and Desktop Computers. Operating Voltage-2.7~3.6V.
  • 10 Year Limited warranty.

SANDISK ULTRA

SANDISK ULTRA 128 GB MicroSDXC

  • Comes With 5 year warranty
  • 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.
  • Ideal for Android smartphones and tablets, and MIL cameras.
  • Up to 120MB/s transfer speeds let you move up to 1000 photos in a minute. 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.

SANDISK Extreme Pro

SANDISK Extreme Pro 64 GB + Adapter

  • 4K uhd-ready with UHS speed Class 3 (U3) and video Speed Class 30 (V30)
  • Built for and tested in harsh conditions; temperature-proof, water-proof, shock-proof and X-ray proof
  • Ideal for Android Smartphones and tablets, and action cameras, and drones
  • Up to 170MB/s read and 90MB/s write speeds for fast shooting and transfers
  • Rated A2 for faster loading and in-app performance

GIGASTONE Gaming Plus

GIGASTONE Gaming Plus 128 GB

  • Gigastone 5-year limited warranty
  • The quality of both memory cards are the same with the highest specification.
  • [4K Ultra HD] [Prime] and [Gaming Plus] both support UHD video displaying/recording.
  • [A1 Support] [Prime] and [Gaming Plus] both supports A1 spec enables high speed data transfer for gaming consoles.

SANDISK High Endurance

SANDISK High Endurance 128 GB

  • Record and save more Full HD or 4K videos(3) with capacities up to 256GB (Compatible device required; Full HD (1920×1080) and/or 4K UHD (3840×2160) video support may vary based on host device, file attributes, usage conditions and other factors).
  • 2 year manufacturer warranty.
  • Built for and tested in harsh conditions; temperature proof, waterproof, shockproof and x ray proof(2).
  • Save more videos with capacities up to 256GB (1GB = 1,000,000,000 bytes; Actual user storage less).
  • Ideal for dash cams and home monitoring systems.

GIGASTONE Camera Plus

GIGASTONE Camera Plus

  • With newest controller, memory card is able to support top-rated flash component.
  • The memory card is designed with fast data transfer speed up to 90 MB/s enables users unrestrictedly saving their precious experiences. Gigastone is a professional and globally well-known memory-based company.
  • We offer most ideal memory cards for customers to experience with. In fact, Gigastone provides unlimited options of memory card in different capacities.
  • Gigastone is a professional and globally well-known memory-based company. 

GIGASTONE Game Turbo

GIGASTONE Game Turbo 64GB

  • It is Compatible with high-speed camera, DSLR, camcorder, drone, gaming, smartphones, laptop, tablet, PC, dash cam, surveillance.
  • This MicroSD card is waterproof, shockproof, Temperature-proof and X-ray proof.
  • Gigastone 5-year limited warranty.
  • Read/write up to 95/35 MB/s. V30 video speed Grade, UHD 4K video recording, UHD 4K gamin

Sandisk Nintendo Switch

Sandisk Nintendo Switch MicroSD Card

  • Nintendo-licensed Memory card for the Nintendo Switch system.
  • Capacity:128GB
  • Store digital games and additional content in one place to play anywhere
  • Transfer rates up to 100MB/s(1) TO load games Fast
  • Includes BlueProton USB 3.0 MicroSDXC/SDXC Card Reader

LEXAR

LEXAR Professional 1800x

  • Includes an SD UHS-II adapter for easy transfer between devices
  • Backwards compatible with UHS-I devices. Speed class-class 10, UHS-II (U3), V90
  • Transfer content up to 9x faster over traditional action camera, USB cables with included USB 3.0 reader
  • Great for 4K recording in aerial and action cameras
  • High-speed performance – Leverages UHS-II technology (U3) for a read transfer speed up to 1800x (270MB/s)

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Reviews 2021
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