When comparing PCLinuxOS vs Parrot GNU/Linux, the Slant community recommends Parrot GNU/Linux for most people. In the question“What are the best Linux distributions for the latest Mate version?” Parrot GNU/Linux is ranked 10th while PCLinuxOS is ranked 15th. The most important reason people chose Parrot GNU/Linux is:
It is compatible to Debian >=testing.
Specs
Ranked in these QuestionsQuestion Ranking
Pros

Pro Software management and updating made simple through Synaptic
Pro The team is headed by Texstar
One of the best in the business.

Pro Rolling release model
No reinstalling the OS after every major upgrade. Keep your OS updated, and you have the latest version.
Pro Helpful and knowledgeable forums
Many issues can be resolved by just searching the forums. They are really a storehouse of knowledge. If not, expert help is still available.

Pro "Batteries included" philosophy
Main release includes most apps needed by users everyday. Windows users will see a familiar look and feel to the UI. H/W issues practically nonexistent, as most drivers come with the ISO.
Pro Compatible with Debian
It is compatible to Debian >=testing.
Pro Testing based
It is always based on the latest testing release so it includes more recent software than a stable based distribution.
Pro Focuses just one desktop
It focus the MATE desktop which makes it unique compared to the more general distros.
Cons

Con No 32-bit version

Con Gaming can be hit or miss
To run some titles, particularly from Steam, some "massaging" is necessary.
