When comparing Zukiwi vs adapta-gtk-theme, the Slant community recommends adapta-gtk-theme for most people. In the question“What are the best Gnome Shell themes?” adapta-gtk-theme is ranked 2nd while Zukiwi is ranked 10th.
Ranked in these QuestionsQuestion Ranking
Pro Offers PPA for easy install on Ubuntu based distros
Zukiwi offers an Ubuntu PPA for Ubuntu based distros.
sudo add-apt-repository ppa:noobslab/themes sudo apt-get update sudo apt-get install zukiwi
Pro Has matching GTK theme
Zukitwo Gnome Shell theme offers a matching GTK theme.
Pro Follows the material design guidelines
Pro Most complete theme
It styles every nook and cranny of the OS UI, even the ugly Java apps look beautiful using this theme.
Pro Easy installation on Ubuntu
sudo add-apt-repository ppa:tista/adapta
sudo apt-get update
sudo apt-get install adapta-gtk-theme
Not only looks good, but really accelerates work on desktop.
Pro Real dark theme
Con Only supports latest release of Gnome Shell and GTK
Zukiwi only supports the latest release of Gnome Shell and GTK.