MediaTek Helio X20 Advantages
Higher Frequency (2100MHz vs 2050MHz)
MediaTek Helio G96 Advantages
Better graphics card performance FLOPS (0.243 TFLOPS vs 0.0998 TFLOPS )
Larger memory bandwidth (17.1GB/s vs 12.8GB/s)
More modern manufacturing process (12nm vs 20nm)
Released 6 years and 1 months late