When comparing PCLinuxOS vs Solus, the Slant community recommends Solus for most people. In the question“What are the best Linux distributions for desktops?” Solus is ranked 10th while PCLinuxOS is ranked 44th.
Ranked in these QuestionsQuestion Ranking
PCLinuxOS is designed around stability.
Pro Multiple desktops available
Mate, LXDE, and KDE desktops are available.
Pro Can remaster the boot DVD
PCLinuxOS has built in tools for remastering bootable DVD into a copy of current install.
Pro Rolling release
The distribution is continually updated, so there's no need to install OS upgrades by hand.
Pro Excellent hardware compatibility
Comes with nVidia drivers out of the box. Important if the PC has an nVidia chipset. Most Debian based distros don't have nVidia drivers available at install time.
LXDE version works well with older hardware.
Pro Rolling release
Pro Modern desktop environment
The default desktop environment used by Solus is called Budgie and is quite nice and minimalistic.
Pro Easy installation
The installation procedure for this distribution is quite simple. It's GUI based and all you have to do is to follow the instructions given by the installation window itself.
Pro Exclusively for desktop systems
Pro Great package management
The software center makes it really easy to install the latest software through Snappy and Flatpak. Including third party software.
System boots quickly and stays responsive. Does what operating system should do, and does it really well.
The system itself is very stable. All packages in the repository seem to be carefully picked, well prepared and run stable.
Pro Seamless Packages
It may not have the most obscure packages, but the packages it does have is a good number of everything a Linux user needs. Gamers, developers, desktop users, etc. all have the necessary packages and then some. The packages themselves are integrated perfectly and are very well updated.
Pro Built from scratch
Con Uses RPM packaging system
Uses the RPM packaging system with APT, rather than the more popular DEB packages.
Con Slow development
Con Software a bit slower to launch than for other distributions
Con Forums are not very friendly
Con There is often a black screen after update
Con An upgrade breaks the system quite often
Con No USB Image writer
Con The default desktop environment is not very customizable
Maybe because it's a relatively new project still in its infancy and this may be fixed in the future, but Budgie is not very customizable. You can only change the theme and wallpaper.