What is the difference between a dead pixel and a stuck pixel?

These issues may appear similar, but there’s an easy way to tell them apart. What is the difference between a dead pixel and a stuck pixel. Sometimes, this can be caused by factors like source or cable issues, and isn’t cause for alarm.

Other times, however, it’s a pixel problem, which can be much more dread-inducing due to varying levels of repairability. Even the best monitors aren’t safe from a potential pixel issue, of which there are two main types: stuck pixels and dead pixels. Both are dots — or, even worse, clusters of dots — that no screen user wants to see.

Though both screen annoyances look a lot alike shape-wise, there are some distinct differences between them, namely in their exact appearance and if they can be fixed. Spotting the difference One of the biggest differences between a stuck and dead pixel is the presence of light. A stuck pixel is permanently on, displaying a constant blue, red, green or bright point, while a dead pixel is, as the name suggests, no longer functioning and is always black.