MediaTek Helio G99 Advantages
Higher Frequency (2200MHz vs 2000MHz)
More modern manufacturing process (6nm vs 20nm)
Released 8 years and 1 months late
Qualcomm Snapdragon 810 Advantages
Better graphics card performance FLOPS (0.3072 TFLOPS vs 0.2816 TFLOPS )
Larger memory bandwidth (25.6GB/s vs 17.1GB/s)