MediaTek Helio G90 Advantages
Lower TDP (5W vs 6W)
Qualcomm Snapdragon 870 Advantages
Better graphics card performance FLOPS (1.3721 TFLOPS vs 0.2074 TFLOPS )
Higher Frequency (3200MHz vs 2050MHz)
More modern manufacturing process (7nm vs 12nm)
Released 1 years and 6 months late