When comparing Material UI vs Cirrus, the Slant community recommends Material UI for most people. In the question“What is the best CSS framework?” Material UI is ranked 8th while Cirrus is ranked 23rd. The most important reason people chose Material UI is:
Really nice implementation so far
Ranked in these QuestionsQuestion Ranking
Pros
Pro Adheres really well to the material design standard
Really nice implementation so far
Pro Perfect for React projects
Really convenient and easy to use components
Pro Supports Flexbox and CSS Grid
Supports both Flexbox and CSS grid making it a great modern choice for designing web apps.
Pro CSS Only
No additional JS/jQuery required to use.
Pro Mobile Responsive
Extremely responsive and supports many smaller screens.
Pro Open Source
Open source and quite actively maintained on Github.
Pro Lightweight
Much smaller than Bootstrap with just as much flexibility.
Cons
Con Active development means API changes are frequent
Might be a problem for large projects, but since active development is a good thing, you should consider this rather mild inconvenience weighed against the benefits.