The performance of a mobile device is relative rather than absolute, since it depends on the utility the user requires of it.
It could be that the space remaining on the storage is low or the ram is too small.
Often times, users tend to load their devices with tonnes of applications not considering the RAM size, available memory of the device, these applications may be space demanding and expensive, and in the long run lead to the low performance of the device.
Learn more about Mobile device specification here:
https://brainly.com/question/25363479