8 MP, f/2.2, 112˚ ultrawide, 1/4", 1.12µm
2 MP, f/2.4, macro
Charges from 1% to 100% in 26 min advertised
No, Oppo K11 does not offer any kind of IP rating and it is not waterproofed.
Oppo announced 2 major Android updates. So it will receive Android 14, and last update will be Android 15.
Oppo announced 4 years of security updates for Oppo K11, so it will receive patches approximately until 2027.
Yes, Oppo K11 offers WiFi 6.