MediaTek Helio A25 Advantages
Lower TDP (5W vs 6W)
Qualcomm Snapdragon 870 Advantages
Better graphics card performance FLOPS (1.3721 TFLOPS vs 0.0416 TFLOPS )
Larger memory bandwidth (44GB/s vs 13.9GB/s)
Higher Frequency (3200MHz vs 1800MHz)
More modern manufacturing process (7nm vs 12nm)
Released 2 years and 7 months late