Qualcomm Snapdragon 480 Plus Advantages
More modern manufacturing process (8nm vs 10nm)
Lower TDP (3W vs 9W)
Released 4 years and 11 months late
Qualcomm Snapdragon 835 Advantages
Better graphics card performance FLOPS (0.5675 TFLOPS vs 0.4864 TFLOPS )
Larger memory bandwidth (29.8GB/s vs 17GB/s)
Higher Frequency (2450MHz vs 2200MHz)