Core Viewpoint - The smartphone market exhibits a "wealth gap" phenomenon, where lower-priced models may not offer better value due to inferior performance and safety issues compared to higher-priced models [1][3]. Group 1: Market Dynamics - Cheaper smartphone models often lack competitive performance, build quality, and safety features, leading to a misconception of their value [1][3]. - Consumers sometimes opt for lower-priced models due to budget constraints, despite knowing they may not provide the best value [3]. Group 2: Safety Concerns - Recent safety issues have emerged with Google's Pixel series, particularly in lower-end models, highlighting potential battery safety risks [5][7]. - Google has implemented measures such as "battery locking" to mitigate risks in affected models, indicating a disparity in quality control between different price segments [7][8]. Group 3: Brand Strategy - The trend shows that lower-priced models often face more significant safety and performance issues, while flagship models maintain better quality and reliability [8][10]. - The introduction of high-power fast charging in sub-brands raises questions about the maturity of technology used in lower-end models compared to flagship devices [10][13].