Qualcomm Snapdragon 870 Advantages
Better graphics card performance FLOPS (1.3721 TFLOPS vs 0.8448 TFLOPS )
Larger memory bandwidth (44GB/s vs 25.6GB/s)
Higher Frequency (3200MHz vs 2500MHz)
Qualcomm Snapdragon 778G Plus Advantages
More modern manufacturing process (6nm vs 7nm)
Lower TDP (5W vs 6W)
Released 9 months late