Specs are quantitative aspects of the option such as the price
Pros
Pro
Adds GUI features
Xiki uses some GUI concepts on top of shell. For example, commands can have nested menus and these menus are just text indented by two spaces. You can also either use the mouse or the keyboard to navigate or issue commands.
Requires learning many new concepts and ways of using them
Xiki adds a lot of concepts which are not found on other terminals. You have to learn a lot of new tricks to make it useful which unfortunately you cannot use on other terminal emulators.