computer is best as any part gets damaged. you can get replaced it with the cheaper price.

why you compare mobile with laptop and desktop?
mobile is another technology, well i prefer desktop.
so many reasons.

It depends on your requirement, for portability laptop is better, for home purpose desktop is better.

mobile and laptop are most reliable

Laptop and mobile both are comfortable and Essy to carry.

laptop - so much more flexiblity
mobile - keeps in touch with everyone - alot of apps to work from
Desktop - old reliable

I prefer Computer.

I am for laptop, easy to delivery, filfull features

in my point of view Laptop then mobile then Computer is better