Samsung Galaxy Z Fold 5 vs Z Fold 4: What's the rumoured difference?

Samsung will hold its next Galaxy Unpacked event on 26 July and it is highly expected that we will see the launch of the Galaxy Z Fold 5 and Galaxy Z Flip 5 during the event, succeeding the Galaxy Z Fold 4 and Galaxy Z Flip 4, respectively.

Source : https://www.pocket-lint.com/samsung-galaxy-z-fold-5-vs-z-fold-4-differences-compared/