Disclosure: As an eBay Partner and Amazon Associate, Which Memory Card may earn a commission from purchases. About Us →
💡 Tip: On eBay you can choose between Brand New or SanDisk Refurbished options depending on your budget. What's the difference? →
Max Official Capacity: 1TB (Tested up to 1TB)
Setup / Formatting: Plug & Play (Works in Apple 'Files', Google 'Files' & Samsung 'My Files' app)
Minimum Speed Class: USB 3.2 Type-C
Technical Note: Features both a USB-C connector (for your phone/tablet) and a regular USB-A connector (for your PC/laptop).
📋 Official Spec / Manual Source: Samsung UK Official FAQ — What Size Memory Card Does My Galaxy Device Accept? ↗
Need help formatting or fixing an error? See our guides for Windows 10/11, Mac, Dashcam/Camera Card Error Fix, or Garmin Card Degraded Fix.
Get a 256GB SanDisk Ultra Dual Drive USB-C Flash Stick. Samsung Galaxy S21 / S22 / S23 / FE & Z Flip / Fold (No Slot) uses a USB-C Flash Stick (Plugs into Phone) rated USB 3.2 Type-C. Important: This device does NOT have a microSD card slot inside! Instead, this tiny USB-C stick plugs straight into the bottom charging port to back up photos and videos.
The official maximum supported capacity for Samsung Galaxy S21 / S22 / S23 / FE & Z Flip / Fold (No Slot) is 1TB (tested up to 1TB). For the best balance of price and reliability, our recommended sweet-spot size is 256GB.
128GB ≈ Offload 30,000 photos / 12 hrs 4K video • 256GB ≈ 60,000 photos / 24 hrs 4K video. Choosing 256GB gives plenty of headroom without overpaying.
Do NOT buy a microSD card for this device—there is no card slot! Use a Dual USB-C stick to offload photos in seconds. Features both a USB-C connector (for your phone/tablet) and a regular USB-A connector (for your PC/laptop).
Setup requirement: Plug & Play (Works in Apple 'Files', Google 'Files' & Samsung 'My Files' app). Plug the USB-C drive directly into your phone or tablet's charging port. Open the Files app (on iPhone/iPad) or My Files (on Android) to browse, copy, and offload photos and videos immediately without formatting.
Yes. Unbranded or counterfeit marketplace cards frequently spoof their capacity or fail to sustain USB 3.2 Type-C write speeds, leading to corrupted recordings or 'Card Error' warnings. Stick to genuine, branded cards from a reputable retailer to ensure full manufacturer warranty coverage.
Disclosure: Which Memory Card is an independent flash storage guide. As an eBay Partner and Amazon Associate, we may earn a commission from qualifying purchases at no extra cost to you. About Us & Verification Methodology →