Unisoc T820 Advantages
More modern manufacturing process (6nm vs 7nm)
Released 3 years and 7 months late
Qualcomm Snapdragon 860 Advantages
Better graphics card performance FLOPS (1.0368 TFLOPS vs 0.4352 TFLOPS )
Larger memory bandwidth (34.13GB/s vs 17.07GB/s)
Higher Frequency (2960MHz vs 2700MHz)