SanDisk

SanDisk SDSQXAO-128G 128GB Nintendo Switch MicroSD Card

4.8 (312241 reviews)

Expand Your Nintendo Switch Storage with ConfidenceThe officially licensed SanDisk microSDXC card for Nintendo Switch provides a reliable and high-speed solution for expanding your console's storage capacity. Designed and tested specifically for the Nintendo Switch, this card ensures seamless per...

$18.99*$30.99Save 38%
Check availability

*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

Expand Your Nintendo Switch Storage with Confidence

The officially licensed SanDisk microSDXC card for Nintendo Switch provides a reliable and high-speed solution for expanding your console's storage capacity. Designed and tested specifically for the Nintendo Switch, this card ensures seamless performance for your favorite games.

  • Capacity: 128GB
  • Compatibility: Nintendo Switch
  • Read Speed: Up to 100MB/s
  • Write Speed: Up to 90MB/s

Key Features

Compatible with Nintendo-Switch (NOT Nintendo-Switch 2)

Designed, tested and approved for the Nintendo Switch game system (Nintendo trademark and copyrights are properties of Nintendo)

Read speeds up to 100MB/s(1) and write speeds up to 90MB/s(1)

Up to 128GB of additional memory (1GB=1,000,000,000 bytes. Actual user storage less)

A single card to store multiple games to play anywhere, anytime

Nintendo trademarks are properties of Nintendo.

Specifications

Capacity
128GB
Read Speed
Up to 100MB/s
Write Speed
Up to 90MB/s
Compatibility
Nintendo Switch (NOT Nintendo-Switch 2)
Form Factor
MicroSD Card

SanDisk Nintendo Switch Licensed microSDXC (128GB / 256GB / 1TB) — Editorial Review & Compatibility Guide

The SanDisk Nintendo Switch Licensed microSDXC family (SDSQXAO-128G-GNCZN, SDSQXAO-256G-GNCZN, SDSQXAO-1T00-GN6ZN + character editions like Pokémon SDSQXAO-1T00-GN6ZK and Fortnite SDSQXAO-128G-GN6ZG) is Nintendo's officially-licensed microSDXC card line — physically identical to SanDisk's Extreme microSD chips inside but branded with Nintendo licensed character themes (red/blue Switch logo, Pokémon, Fortnite, Zelda). Per Western Digital's official Nintendo Switch licensed microSDXC product family page, these are V30 UHS-I U3 cards, 100 MB/s read / 60 MB/s sustained write, with the same SanDisk reliability and lifetime warranty as the non-licensed Extreme line.

What the Nintendo Switch Licensed microSD Specifically Wins

  • Nintendo-licensed branding for Switch / Switch OLED / Switch 2 owners — themed cards (Pokémon, Fortnite, Zelda) match game / system aesthetic
  • SanDisk Extreme-equivalent chip performance — UHS-I U3 V30, 100 MB/s read, 60 MB/s sustained write. Real-world Switch loading is comparable to non-licensed Extreme cards
  • Lifetime warranty — SanDisk standard for Extreme-class cards. Nintendo branding doesn't reduce warranty
  • Available 128GB / 256GB / 1TB — wider capacity range than basic Ultra microSD (which tops at 256GB typically)
  • RescuePRO Deluxe data recovery — bundled software for accidental deletion
  • Operating temperature range -25°C to 85°C — handles travel / outdoor Switch use
  • Compatible with Switch / Switch OLED + Steam Deck + GoPro / DJI / dash cams / drones — physical microSD form factor works in many devices, not just Switch
  • Premium themed editions become collectibles — Pokémon / Zelda / Fortnite branded cards have aftermarket value among collectors

Where the Nintendo Switch microSD Specifically Fits

  • Nintendo Switch / Switch OLED owners expanding internal storage beyond the system's 32GB
  • Switch 2 owners (verify Switch 2 microSD compatibility on Nintendo's site — Switch 2 may use microSD Express for higher speeds)
  • Switch families with multi-user / multi-game library needing more storage than internal supports
  • Travel gamers carrying portable Switch library — single 1TB card holds hundreds of games
  • Switch OLED + dock dual-system use — same card swaps between handheld + docked play
  • Gift cards / themed gift collectibles — Pokémon themed for Pokémon fans
  • Switch indie + AAA game expansion
  • Switch eShop digital game library — modern Switch users buy digital, need card capacity
  • Backup / second card — keeping a spare ready for replacement
  • Resellable when upgrading to higher capacity — themed cards have decent resale

Honest Limits Buyers Should Know

  • UHS-I — NOT UHS-II. Switch internal slot is UHS-I; UHS-II cards work at UHS-I speed in Switch (no benefit). Don't pay premium for UHS-II / UHS-II Pro for Switch use
  • Premium over non-Nintendo-licensed equivalent. Same chip speeds as SanDisk Extreme microSD; the Nintendo license adds ~$10-20 to the price for the branded packaging + character artwork. Functionally identical performance. Buyers who don't care about branding can save by buying non-licensed Extreme microSD (article 291)
  • Counterfeit risk on third-party marketplaces. Nintendo-branded cards on Amazon Marketplace (NOT Amazon Direct), eBay, AliExpress are frequently counterfeit. Buy from authorized retailers: Amazon Direct, Best Buy, GameStop, Target, Nintendo Store, SanDisk direct
  • Switch 2 may require microSD Express. Nintendo announced microSD Express support for next-gen Switch; current SanDisk Nintendo Switch microSD cards are NOT microSD Express. Verify Switch 2 storage requirements before assuming compatibility
  • Fortnite + Pokémon themed editions have higher resale + premium price. Character editions sometimes priced 20-30% above plain Switch-themed cards
  • Sustained write speed limit may bottleneck on some game updates. 60 MB/s write is adequate for most game downloads from eShop. Very large updates (Smash Ultimate full DLC, large indie games) may write slower than internal storage
  • microSD only works in Switch via the system's card slot. No physical adapter needed; card slides into the SD slot (located under the Switch's kickstand, not microSD-Express ready slot)
  • Format-specific. Cards format to FAT32 / exFAT in Switch; reformatting in Switch erases all data

Where Buyers Should Look Elsewhere

  • Non-Nintendo branded Extreme microSD → SanDisk Extreme microSD (same chip, $10-20 cheaper) — see [[pdp-sandisk-extreme-1tb-microsd-review]]
  • Higher capacity (2TB) → SanDisk Extreme Ultra microSDXC 2TB or Lexar Professional 2TB
  • UHS-II / UHS-II Pro for non-Switch devices → SanDisk Extreme PRO microSDXC UHS-II
  • Switch 2 microSD Express compatibility → check Nintendo's official Switch 2 microSD Express compatibility list when announced
  • Steam Deck primary microSD → SanDisk Extreme microSD (Steam Deck SD slot is UHS-I)
  • GoPro / DJI drone primary card → SanDisk Extreme microSD (action camera / drone usage)
  • Dash cam continuous recording → SanDisk High Endurance microSD (designed for sustained write workloads)
  • Pure budget Switch microSD → SanDisk Ultra microSD (Class 10, slower write, fine for most games)

Sources & Citations

  1. Western Digital (SanDisk), "SanDisk microSDXC for Nintendo Switch product family page," westerndigital.com (accessed 2026-05-18)
  2. Nintendo, "Nintendo Switch microSD compatibility documentation," nintendo.com (accessed 2026-05-18)
  3. Tom's Hardware, "Best microSD cards for Nintendo Switch," tomshardware.com (accessed 2026-05-18)
  4. The Verge, "Switch storage expansion coverage," theverge.com (accessed 2026-05-18)

Last verified: 2026-05-18

Now that you've seen the details — ready to take a closer look?

Check availability

Pros & Cons

👍 Pros

  • Specifically designed, tested, and approved for seamless compatibility with the Nintendo Switch system.
  • Offers read speeds up to 100MB/s, enhancing game loading and system responsiveness.
  • Features write speeds up to 90MB/s, allowing for quick saving of game data and screenshots.
  • Provides 128GB of additional memory, which is ample space for multiple digital games.
  • A single card solution allows users to store and access many games conveniently, anywhere.

👎 Cons

  • Explicitly stated as "NOT Nintendo-Switch 2" compatible, limiting future console upgrades.
  • Actual user storage capacity will be less than 128GB due to system overhead and formatting.
  • The card's performance might be overkill for less demanding Switch games, not fully utilizing its speeds.
  • While compatible with the Switch, it may not be optimized for other devices that could benefit from different card classes.
  • The speed benefits are tied to the Switch's internal architecture, and not all games may fully utilize the maximum rates.

Frequently Asked Questions

Yes, this card is specifically designed, tested, and approved for the Nintendo Switch game system.
No, the product features explicitly state it is "NOT Nintendo-Switch 2" compatible.
This card offers read speeds of up to 100MB/s and write speeds of up to 90MB/s.
While listed as 128GB, actual user storage will be less due to formatting and system files, which is common for all storage devices.
Yes, 128GB provides a significant amount of additional memory, allowing you to store multiple games to play anywhere and anytime.