Hello Dmarbach There is no difference in content, as far as I can see. Only the type of packaging differs and of course the price ;-) Greetings

Good day Trustee You can find an overview of the cartridges that fit your MFC-J6947DW here: https://support.brother.com/g/b/colist.aspx?c=ch&lang=de&prod=mfcj6947dw_eu&cao=lc The LC-3219XL, fit to the following devices: MFC-J6935DW, MFC-J5335DW, MFC-J5730DW, MFC-J5330DW, MFC-J6930DW, MFC-J6530DW, MFC-J5930DW. Greetings

Gibt's hier: https://www.galaxus.ch/de/Search?q=druckerpatronen+hp+363&searchSubmit=

On the package I ordered in March 2018, there is an information on it: to be used before 2021.03