Both colleges have their advantages and disadvantages. Which is discussed below.

MAIT:

• MAIT is not strict about attendance. You can manage your time better and study for your personal examination. 
• The environment at the campus is good. Although there is bad connectivity. Only Grameen Sewa Services are available.
• The faculties at the institute are not that good. The course fee is also a bit steep.
• You will get good placement opportunities at MAIT.

BVCOE:

• BVCOE is strict about attendance. 
• The faculty and teaching standards are comparably better at BVCOE.
• The institute has a number of clubs. You will have the opportunity to take part in various co-curricular activities.
• The location of the campus is convenient and has better connectivity.
• If you want to study for different exams, BVCOE is not preferable.
• The placement opportunities at the institute comparably less.

The table below will give you a brief comparison of the two institutes.

Go for BVCOE, it offers better personal development. For further studies or preparing for different examinations, MAIT will be better.