MediaTek MT6750 Advantages
Larger memory bandwidth (6.9GB/s vs 6.4GB/s)
Qualcomm Snapdragon 439 Advantages
Better graphics card performance FLOPS (0.0432 TFLOPS vs 0.0333 TFLOPS )
Higher Frequency (2000MHz vs 1500MHz)
More modern manufacturing process (12nm vs 28nm)
Released 1 years and 10 months late