Qualcomm Snapdragon 690 Advantages
Lower TDP (6W vs 6.3W)
Qualcomm Snapdragon 8 Gen 2 Advantages
Better graphics card performance FLOPS (3.4816 TFLOPS vs 0.4864 TFLOPS )
Larger memory bandwidth (64GB/s vs 14.9GB/s)
Higher Frequency (3200MHz vs 2000MHz)
More modern manufacturing process (4nm vs 8nm)
Released 2 years and 5 months late