The source @i Bing Universe recently tweeted that the battery of the Samsung Galaxy Z Fold 6 phone has not changed, it is still 4400mAh and supports 25W charging.
Samsung Galaxy Z Fold5 / Fold4 / Fold3 are all 4400mAh, while Galaxy Z Fold2 uses 4500mAh, but the charging is still a very conservative 25W.
Previous news said that Samsung may launch the Galaxy Z Fold6 Ultra phone this year, which is expected to be equipped with a larger capacity battery and faster charging speed.
Well-known tipster @theonecid spotted the April 2024 One UI 6.1.1 beta version for the Galaxy Z Fold 6 and Galaxy Z Flip 6 smartphones. Users can verify with versions ending in AXD3/4. The screenshots as follows: