Introduction
The QMobile Noir X400 was a smartphone that gained attention during its launch in November 2014, primarily due to its affordability and basic yet functional features. Although it has since been discontinued, the phone provides an interesting look at the mid-2010s mobile technology landscape, particularly within budget devices. This review will break down various aspects of the device, including its design, display, performance, camera capabilities, and connectivity, painting a comprehensive picture of the phone's offerings.