Samsung Exynos 7880 Advantages
Lower TDP (4W vs 7W)
Google Tensor G2 Advantages
Better graphics card performance FLOPS (1.1424 TFLOPS vs 0.0912 TFLOPS )
Larger memory bandwidth (51.2GB/s vs 12.8GB/s)
Higher Frequency (2850MHz vs 1900MHz)
More modern manufacturing process (5nm vs 14nm)
Released 5 years and 9 months late