Google Tensor G2 Advantages
Better graphics card performance FLOPS (1.1424 TFLOPS vs 0.2304 TFLOPS )
Higher Frequency (2850MHz vs 2050MHz)
More modern manufacturing process (5nm vs 12nm)
Released 3 years and 3 months late
MediaTek Helio G90T Advantages
Lower TDP (5W vs 7W)