Samsung Galaxy Z Fold 4
Android 13, One UI 5
10 MP, f/2.4, 66mm (telephoto), 1.0µm, PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 123˚, 12mm (ultrawide), 1.12µm
Cover Camera: 10 MP, f/2.2, 24mm (wide), 1/3", 1.22µm
Charges from 1% to 50% in 30 min advertised
Reverse Wireless 4.5W
Yes, Samsung Galaxy Z Fold 4 offers IPX8 rating, which means it can survive up to 1.5 meter (4.92 feet) for 30 minutes underwater.
Samsung announced 4 major Android updates. So it will receive Android 13, Android 14, Android 15, and last update will be Android 16.
Samsung announced 5 years of security updates for Samsung Galaxy Z Fold 4, so it will receive patches approximately until 2027.
Yes, Samsung Galaxy Z Fold 4 offers WiFi 6E.