Samsung Exynos 7870 's Advantages
Lower TDP (3W vs 7W)
Google Tensor G2 's Advantages
Better graphics card performance FLOPS (1.1424 TFLOPS vs 0.0224 TFLOPS )
Higher Frequency (2850MHz vs 1600MHz)
More modern manufacturing process (5nm vs 14nm)
Released 6 years and 8 months late