HiSilicon Kirin 990 4G Advantages
Better graphics card performance FLOPS (0.6912 TFLOPS vs 0.0494 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 12.8GB/s)
Higher Frequency (2860MHz vs 2300MHz)
More modern manufacturing process (7nm vs 16nm)
Released 2 years and 2 months late
MediaTek Helio P23 Advantages
Lower TDP (2.5W vs 6W)