Xiaomi 12 is a flagship killer smartphone with great internals, the phone is equipped with Qualcomm Snapdragon 8 Gen 1 Octa-Core CPU. It also has a OLED 120hz Dolby Vision HDR10+ display. Multitasking can be done in this phone because it has a maximum of 12GB of RAM.
The Xiaomi 12 has a 4500mAh battery and it can do Fast charging from 0 to 100% in 39 minutes as advertised and it can do reverse charging.