Samsung Exynos 980 Advantages
Better graphics card performance FLOPS (0.2621 TFLOPS vs 0.0972 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 13.41GB/s)
Higher Frequency (2200MHz vs 2100MHz)
More modern manufacturing process (8nm vs 12nm)
Released 11 months late
MediaTek Helio P70 Advantages
Lower TDP (5W vs 9W)