Seagate Expansion Card vs WD_BLACK C50 for Xbox
Nintendo Switch 2 and Xbox storage, ranked by value on Amazon.co.uk
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Both are officially licensed expansion cards for the Xbox Series X|S, both plug into the same slot, and both run games directly. There is no performance reason to prefer one. Buy on price per terabyte at the size you want. Cheapest today: Septpenta Cf To SSD M2 NVME Expansion Card at £58.99 (£58.99/TB), as of 21 October 2026.
Seagate vs WD_BLACK C50
| Seagate Storage Expansion Card | WD_BLACK C50 | |
|---|---|---|
| Officially licensed | Yes | Yes |
| Slot | Xbox storage expansion slot | Xbox storage expansion slot |
| Runs Series X|S games | Yes | Yes |
| Decide on | Price per TB today | Price per TB today |
Sizes
Check which sizes each maker has in stock on 1TB Xbox expansion cards and 2TB Xbox expansion cards. The full Xbox picture is on Xbox Series X|S storage.
Live prices right now
Related comparisons and guides
Related on this site: Xbox Series X|S storage, WD_BLACK C50, Xbox card 1TB, Xbox card 2TB.
More to read: Switch 2 microSD Express, Switch 2 internal storage, Old microSD in a Switch 2?, 2TB, All guides.
Frequently asked questions
Is the WD_BLACK C50 as fast as the Seagate card?
Both are built to match the console's internal storage.
Which Xbox expansion card is cheaper today?
Cheapest today: Septpenta Cf To SSD M2 NVME Expansion Card at £58.99 (£58.99/TB), as of 21 October 2026.
Can I use both cards at once?
The console has one expansion slot.
Do these cards work on Xbox One?
They are made for the Series X|S expansion slot.
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Last updated: 2026-10-21 06:04:07 UTC. As an Amazon Associate we earn from qualifying purchases. Product prices and availability are accurate as of the date indicated on Amazon.co.uk and are subject to change. Any price displayed at the time of purchase will apply. CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON SERVICES LLC. THIS CONTENT IS PROVIDED AS IS AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.