SanDisk

SanDisk SDSQXA1-1T00-AN6MA Extreme 1TB UHS-I MicroSD

4.7 (133 reviews)

A massive 1TB microSD card with UHS-I speeds and A2 app performance, built tough enough to handle extreme environments.

$199.55*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The SanDisk Extreme 1TB UHS-I microSD card delivers a substantial amount of storage in a format small enough to fit in a smartphone, action camera, drone, or portable gaming device. With read speeds reaching up to 160MB/s, transferring large files—whether 4K video clips, high-resolution photo libraries, or app data—happens quickly when paired with a compatible reader. The 90MB/s write speed handles continuous recording demands for most consumer 4K video workflows, and the A2 application performance rating ensures the card can efficiently run apps stored directly on it, making it useful beyond simple file storage.

Durability is a key strength of the SanDisk Extreme line. This card is engineered and tested to withstand harsh environmental conditions, including extreme temperatures, water exposure, shock, and X-ray scanning—an important consideration for photographers and videographers who work outdoors or travel frequently. The 1TB capacity means you can store hundreds of hours of video or tens of thousands of high-resolution photos on a single card, effectively eliminating the need to carry spares or offload data mid-shoot. For users who prioritize capacity and reliability in a proven microSD platform, this card covers a wide range of use cases from casual to semi-professional.

Key Features

The microSD card design is tested to resist intense environmental conditions and issues like overheating of the processor

With the 1 TB enormous capacity, you never need to quit shooting, saving, and sharing

With the UHS I speed, this card is ideal for applications requiring greater bandwidth while recording large data sets

Specifications

Brand
SanDisk
Model
SDSQXA1-1T00-AN6MA
Capacity
1 TB
Speed Class
UHS-I
Read Speed
Up to 160MB/s
Write Speed
Up to 90MB/s
Application Performance
A2-Rated
Form Factor
MicroSD (microSDXC)
Durability
Temperature, Water, Shock, and X-Ray Resistant

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Pros & Cons

👍 Pros

  • 1TB capacity provides enormous storage for extended shooting sessions without swapping cards
  • Read speeds up to 160MB/s allow for fast file transfers to computers and other devices
  • A2-rated app performance makes it suitable for running applications directly from the card
  • Tested against extreme environmental conditions including temperature, water, and shock

👎 Cons

  • Write speed of 90MB/s may be insufficient for sustained high-bitrate 4K recording in some professional cameras
  • UHS-I interface is slower than UHS-II, limiting maximum transfer speeds with compatible devices
  • The high 1TB capacity means more data is at risk if the card is lost or fails
  • Premium pricing for the 1TB tier compared to buying multiple smaller cards

Frequently Asked Questions

It is ideal for smartphones, action cameras, drones, and other devices that accept microSD cards and benefit from high-speed UHS-I transfer rates.
Yes, with read speeds up to 160MB/s and write speeds up to 90MB/s, it handles 4K UHD video recording effectively.
The A2 (Application Performance Class 2) rating means the card is optimized for running apps directly from the card, with faster random read and write speeds compared to A1-rated cards.
The card is tested to resist extreme environmental conditions including temperature variations, water, shock, and X-rays.
SanDisk Extreme microSD cards typically include a full-size SD adapter for use in devices with standard SD card slots.