Qualcomm Snapdragon 660 Advantages
Better graphics card performance FLOPS (0.2176 TFLOPS vs 0.0418 TFLOPS )
Higher Frequency (2200MHz vs 2000MHz)
MediaTek Helio G25 Advantages
More modern manufacturing process (12nm vs 14nm)
Lower TDP (2W vs 5W)
Released 3 years and 1 months late