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SanDisk SDSQXA1-256G-GN6MN 256GB Extreme MicroSDXC UHS-I — main product image
SanDisk SDSQXA1-256G-GN6MN 256GB Extreme MicroSDXC UHS-I
SanDisk SDSQXA1-256G-GN6MN 256GB Extreme MicroSDXC UHS-I
SanDisk SDSQXA1-256G-GN6MN 256GB Extreme MicroSDXC UHS-I
SanDisk SDSQXA1-256G-GN6MN 256GB Extreme MicroSDXC UHS-I
SanDisk SDSQXA1-256G-GN6MN 256GB Extreme MicroSDXC UHS-I
SanDisk

SanDisk SDSQXA1-256G-GN6MN 256GB Extreme MicroSDXC UHS-I

★★★★★4.8 (6991 reviews)
4K

Unleash the Speed and Capacity with the SanDisk 256GB Extreme MicroSDXC Card Capture more high-resolution photos and stunning 4K UHD videos with the SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card. Designed for smartphones, tablets, and action cameras, this card delivers exceptional speed and ...

$66.47*
✓ In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jul 31, 2026.Price and availability are subject to change.

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Overview

Unleash the Speed and Capacity with the SanDisk 256GB Extreme MicroSDXC Card

Capture more high-resolution photos and stunning 4K UHD videos with the SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card. Designed for smartphones, tablets, and action cameras, this card delivers exceptional speed and reliability, ensuring you never miss a moment. With its A2 rating, you'll experience faster app performance for a seamless user experience.

  • Capacity: 256GB
  • Form Factor: MicroSDXC
  • UHS Speed Class: U3
  • Video Speed Class: V30
  • Application Performance Class: A2
  • Read Speed: Up to 160MB/s
  • Write Speed: Up to 90MB/s
  • Special Features: Water Proof, X-Ray Proof, Temperature Proof
  • Hardware Interface: microSDXC
  • Secure Digital Association Speed Class: Class 10
  • Product Dimensions: 0.59"L x 0.43"W
  • Item Weight: 0.317 ounces (9 Grams)
  • Color: Black

Key Features

SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card - C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MN

Specifications

Capacity
256GB
Card Type
MicroSDXC
Speed Class
UHS-I (U3)
Video Speed Class
V30
App Performance Class
A2
4K Support
Yes

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Frequently Asked Questions

The SanDisk Extreme MicroSDXC card offers a storage capacity of 256GB.
Yes, this SanDisk Extreme MicroSDXC card is rated V30 and UHS-I U3, making it suitable for recording 4K UHD video.
The A2 rating indicates that this card offers faster app loading and improved performance for apps on compatible smartphones and tablets.
This is a MicroSDXC card, so it is compatible with devices that support the MicroSDXC standard. Please check your device's specifications.
The SanDisk Extreme MicroSDXC card features a UHS-I Speed Class 3 (U3) and Video Speed Class V30 rating.

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