Both the institutes have different characteristics which distinguish them from one other; so you have to decide which college you want to depend on your needs, requirements and the kind of experience you wish to seek. Miami University may be tough for undergraduate education but the University of Cincinnati has great graduate schools. There is a lot of diversity at the University of Cincinnati and the number of international students is also very high. 

Miami University is a public institution situated in Oxford. The area around the school is rural. Most of the students live on-campus or in nearby apartments off-campus. Their fraternity or Sorority culture is solid and existent in the school. You’ll find their campus beautiful and full of activities.

The University of Cincinnati is also a public school with an urban setting. The university’s medical school is pretty good and they have a large engineering school. Other than that, their law school, school of architecture and design, nursing school, also have a great reputation as well. There are a lot of research opportunities available to you if you are keen on engineering or sciences. The Med school at the institute also offers great chances for students willing to study in a medical-related field and is renowned for its faculty.

Here is the comparison between the University of Cincinnati and Miami University:

Both the universities have solid departments but the atmosphere and experience at each place are surely different. If you are keen on Humanities or teaching, then you should choose Miami University. The institute excels in producing educators for a long time and Western College surely added a lot to this factor as well.

If you want to pursue undergraduate education, a better option for you would be to visit the schools if you can. It may help you decide whether or not you will be able to connect to the faculty or the students. You should choose the college where you will fit in best.