MediaTek Helio G81 Advantages
Released 4 years and 8 months late
Qualcomm Snapdragon 765G Advantages
Better graphics card performance FLOPS (0.576 TFLOPS vs 0.0912 TFLOPS )
Larger memory bandwidth (17GB/s vs 13.41GB/s)
Higher Frequency (2400MHz vs 2000MHz)
More modern manufacturing process (7nm vs 12nm)