Samsung Exynos 850 Advantages
Lower TDP (3W vs 5W)
Qualcomm Snapdragon 778G Plus Advantages
Better graphics card performance FLOPS (0.8448 TFLOPS vs 0.0394 TFLOPS )
Higher Frequency (2500MHz vs 2000MHz)
More modern manufacturing process (6nm vs 8nm)
Released 1 years and 5 months late