Looking at the CPU and GPU specs, the Helio G85 mobile gaming SoC brings only small improvements over the G80 model. However, MediaTek also improved the connectivity and resource management sectors, plus the SoC now supports 48 MP image sensors with advanced AI features.
https://www.notebookcheck.net/MediaTek-announces-the-Helio-G85-mobile-gaming-SoC.464247.0.html