Qualcomm has launched a new mid-range 5G-ready SoC called the Snapdragon 750G. It comes with Qualcomm's latest Kyro 540 CPU cores and supports both mmwave and sub-6GHz 5G networks, 120Hz FHD+ displays, and more. The chip is expected to make its debut alongside a Xiaomi smartphone in the coming weeks.
https://www.notebookcheck.net/Qualcomm-Snapdragon-750G-launched-with-new-Adreno-619-GPU-Kryo-570-cores-and-more.495005.0.html
Still no av1 hardware support. qualcomm is lagging behind mediatek at this point.