Qualcomm Snapdragon 712 Advantages
Higher Frequency (2300MHz vs 2000MHz)
Lower TDP (5W vs 6W)
Qualcomm Snapdragon 690 Advantages
Better graphics card performance FLOPS (0.4864 TFLOPS vs 0.384 TFLOPS )
More modern manufacturing process (8nm vs 10nm)
Released 1 years and 4 months late