MediaTek Helio A25 Advantages
Released 1 years and 4 months late
MediaTek Helio X30 Advantages
Better graphics card performance FLOPS (0.2176 TFLOPS vs 0.0416 TFLOPS )
Larger memory bandwidth (27.81GB/s vs 13.9GB/s)
Higher Frequency (2600MHz vs 1800MHz)
More modern manufacturing process (10nm vs 12nm)