Qualcomm Snapdragon 439 Advantages
Lower TDP (5W vs 10W)
Apple A18 Pro Advantages
Better graphics card performance FLOPS (2.2272 TFLOPS vs 0.0432 TFLOPS )
Larger memory bandwidth (60GB/s vs 6.4GB/s)
Higher Frequency (4040MHz vs 2000MHz)
More modern manufacturing process (3nm vs 12nm)
Released 6 years and 3 months late