Qualcomm Snapdragon 439 Advantages
Lower TDP (5W vs 6W)
Qualcomm Snapdragon 8s Gen 3 Advantages
Better graphics card performance FLOPS (3.3792 TFLOPS vs 0.0432 TFLOPS )
Larger memory bandwidth (64GB/s vs 6.4GB/s)
Higher Frequency (3000MHz vs 2000MHz)
More modern manufacturing process (4nm vs 12nm)
Released 5 years and 9 months late