- Exclusive: Vivo is already developing the Vivo X Fold4 gizmochina
- Vivo X Fold 4 camera and battery details leaked ahead of announcement PhoneArena
- Next-gen foldable flagship Android smartphone tipped to launch as extra-thin and light device despite enlarged battery Notebookcheck.net
- Vivo X Fold 4 could become the thinnest book-style foldable in the world Android Headlines
- Vivo X Fold 4 battery, design and other key specs leaked online amid release speculations- All details HT Tech
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#Exclusive #Vivo #developing #Vivo #Fold4 #gizmochina
