64 MP, f/2.6, 70mm telephoto, 1/2", 0.7µm, PDAF, OIS, 3x optical zoom
48 MP, f/2.2, 14mm, 114˚ ultrawide, 1/2", 0.8µm, PDAF
Cover camera: 32MP, f/2.4, 22mm ultrawide, 1/3.14, 0.7µm
Charges from 1% to 100% in 42 min advertised
No, OnePlus Open does not offer any kind of IP rating and it is not waterproofed.
OnePlus announced 4 major Android updates. So it will receive Android 14, Android 15, Android 16, and last update will be Android 17.
OnePlus announced 5 years of security updates for OnePlus Open, so it will receive patches approximately until 2028.
Yes, OnePlus Open offers WiFi 7.