MediaTek Helio G80 Advantages
Lower TDP (5W vs 9W)
Released 2 years and 2 months late
Qualcomm Snapdragon 845 Advantages
Better graphics card performance FLOPS (0.727 TFLOPS vs 0.0912 TFLOPS )
Larger memory bandwidth (29.8GB/s vs 13.41GB/s)
Higher Frequency (2800MHz vs 2000MHz)
More modern manufacturing process (10nm vs 12nm)