is the 250gb USB stick absolute minimum for PS4?

[GBAtemp]

you need a special type of USB flash drives that conforms to specific standards. These standards are:

• The support of USB 3.0 (or higher) connection. It means that older generations are NOT accepted.
• Minimum storage capacity is 250gb and maximum is 8tb (if ever available).

Once the USB stick meets these standards, it’s fully PS4 compatible for the purpose of extended storage. Read more

Source: https://gbatemp.net/threads/is-the-250g ... s4.528395/