Qualcomm Snapdragon 778G Plus Advantages
Better graphics card performance FLOPS (0.8448 TFLOPS vs 0.727 TFLOPS )
More modern manufacturing process (6nm vs 10nm)
Lower TDP (5W vs 9W)
Released 3 years and 10 months late
Qualcomm Snapdragon 845 Advantages
Larger memory bandwidth (29.8GB/s vs 25.6GB/s)
Higher Frequency (2800MHz vs 2500MHz)