Samsung Exynos 7870 Advantages
Lower TDP (3W vs 5W)
Qualcomm Snapdragon 7 Gen 1 Advantages
Better graphics card performance FLOPS (1.0138 TFLOPS vs 0.0224 TFLOPS )
Higher Frequency (2400MHz vs 1600MHz)
More modern manufacturing process (4nm vs 14nm)
Released 6 years and 3 months late