Sony Mobile 的官方声明出来了： The Xperia Z line has reached its culmination – Xperia X series represents a new chapter and evolution of our product strategy. While the Xperia Z series was all about bringing the best of Sony’s advanced technologies to smartphones, Xperia X series is based on bringing smart, adaptive Sony user experiences across camera, battery performance and hardware / software design. 中文翻译： Xperia Z 产品线已经到达了顶点－Xperia X 系列标志着全新篇章的开始，与我们产品策 略的进化。过去 Xperia Z 系列强调的主轴是将 Sony 最好的技术融入智慧型手机中，而 Xperia X 系列则强调在相机、电池效能与软硬件设计三个面向上提供聪明、适性的 Sony 体验。