MediaTek Helio P23 Advantages
Lower TDP (2.5W vs 6W)
Apple A15 Bionic Advantages
Better graphics card performance FLOPS (1.7126 TFLOPS vs 0.0494 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 12.8GB/s)
Higher Frequency (3230MHz vs 2300MHz)
More modern manufacturing process (5nm vs 16nm)
Released 4 years and 1 months late