Ranked in these QuestionsQuestion Ranking
Pros
Pro Probably the fastest ZSH theme
Feels as fast as Bash.
Pro Works great out of the box
Functional and fast prompt without having to twiddle with configuration options.
Pro The built-in interactive configuration wizard makes it easy to get started.
Type p10k configure
to run the configuration wizard.
Pro Uses the same configuration as Powerlevel9k and produces identical prompt but much faster
Trivial to switch over.
Pro Flexible
You can make it look like any other theme by changing configuration option.
Pro Works well with all fonts
Powerlevel10k doesn't require custom fonts but can take advantage of them if they are available. It works well with Nerd Fonts, Source Code Pro, Font Awesome, Powerline, and even the default system fonts.
Pro Loads quickly
Prompt appears almost immediately after opening zsh.
Cons
Con Not installed by default
Have to go to the project page and git clone the theme.