Introduction
The Samsung X400, launched in the second quarter of 2003, is a relic from an era when mobile phones were transitioning from simple communication devices to more versatile tools. Despite being discontinued, the X400 remains a noteworthy device for its period, offering a glimpse into the technological landscape of the early 2000s. In this review, we will delve into the key aspects of the Samsung X400, highlighting its design, display, performance, and additional features.