SanDisk

SanDisk SDSQXA1-128G-GN6GN 128GB Extreme Mobile Gaming MicroSD

4.8 (8123 reviews)
4KUHD1920x10803840 x 2160

Level Up Your Mobile Gaming with the SanDisk 128GB Extreme microSD Card Gear up for intense mobile gaming with the SanDisk Extreme microSD card. Designed for speed and reliability, this card offers extreme read and write speeds, ample storage, and A2 app performance, ensuring a seamless gaming ex...

$37.98*
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*Price sourced from Amazon.com. Last updated:Jun 03, 2026.Price and availability are subject to change.

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Overview

Level Up Your Mobile Gaming with the SanDisk 128GB Extreme microSD Card

Gear up for intense mobile gaming with the SanDisk Extreme microSD card. Designed for speed and reliability, this card offers extreme read and write speeds, ample storage, and A2 app performance, ensuring a seamless gaming experience on your smartphone or tablet.

Specifications:

  • Capacity: 128GB
  • Speed Class: C10, U3, V30
  • Application Performance: A2 (4000 read IOPS, 2000 write IOPS)
  • Read Speed: Up to 160MB/s
  • Write Speed: Up to 90MB/s
  • Video Support: 4K UHD

Key Features

Extreme speeds to help you level up and boost your gameplay

Ample storage for your favorite games and game saves

A2 app performance that allows you to boot into the game faster(2) | (2)For 32GB: A1 performance is 1500 read IOPS, 500 write IOPS. Results may vary based on host device, app type and other factors.

Performance to keep up with demanding AAA/3D/VR game graphics and 4K UHD videos(3) | (3)Compatible device required. Full HD (1920x1080) and 4K UHD (3840 x 2160) support may vary based upon host device, file attributes and other factors.

Specifications

Capacity
128GB
App Performance Class
A2
Read IOPS (A1)
1500
Write IOPS (A1)
500
Video Support
4K UHD, Full HD

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Pros & Cons

👍 Pros

  • Achieves extreme speeds, which are beneficial for enhancing gameplay and boosting overall performance in mobile gaming.
  • Offers ample storage capacity of 128GB, providing significant space for numerous games and their save files.
  • Delivers A2 app performance, enabling quicker boot times into games and improved responsiveness from applications.
  • Capable of keeping pace with demanding AAA/3D/VR game graphics, ensuring smooth performance for high-fidelity gaming.
  • Supports 4K UHD videos, allowing for high-resolution recording and playback on compatible devices.

👎 Cons

  • A2 app performance claims may vary based on the host device, app type, and other contributing factors.
  • Full HD and 4K UHD video support is dependent on compatible devices, file attributes, and other external factors.
  • While offering ample storage, 128GB may eventually be filled by users with very extensive game libraries or 4K video recording habits.
  • The "extreme speeds" are relative to other microSD cards and specific benchmarks, but real-world performance can be influenced by system bottlenecks.
  • The card is specifically designed for mobile gaming, meaning its features might be overkill or less optimized for other uses like basic document storage.

Frequently Asked Questions

This SanDisk MicroSD card offers 128GB of storage, providing ample space for games and game saves.
It provides extreme speeds to help you level up and boost your gameplay, along with A2 app performance for faster game boot times.
Yes, this card offers performance to keep up with demanding 4K UHD videos, provided a compatible device is used.
A2 app performance means the card is optimized to allow you to boot into games and launch apps faster, though results can vary.
Yes, it is designed with performance to keep up with demanding AAA/3D/VR game graphics, ensuring a smoother gaming experience.