MediaTek Helio A22 Advantages
Lower TDP (4W vs 6W)
Qualcomm Snapdragon 675 Advantages
Better graphics card performance FLOPS (0.3244 TFLOPS vs 0.0208 TFLOPS )
Larger memory bandwidth (14.9GB/s vs 13.9GB/s)
More modern manufacturing process (11nm vs 12nm)