There no right or wrong choice among them, for bcom even though basic accounting is major but it opens to a vast opportunities like Economics, Industrial Psychology, Human Resources (HR), Import-Export, etc .On the other hand BAF is for those who want to make a career in accounting and finance.If one is interested in charted accountancy BAF is a better choice as it gives strong foundation in accounting.On a total it can be said BAF is for the one who have planned their career and they know where their career want to be.

BFA could be a 3-year self-financing degree course spread across six semesters i.e. two semesters a year, that specialize in the domains of Accounting and Finance.

Bachelors of Commerce or B. Com is an undergraduate degree in commerce . It’s a 3-year programme with 2 semesters once a year (6 semesters in total).

Syllabus for both are given below.

Bcom                                                                      BAF

Accounting & Finance Management         Financial accounting

Cost management                                       Cost accounting

Auditing                                                            Auditing

Economics                                                     Economics

Human Resource                                           Business Law

Export Management                               Business communications

Industrial Psychology                              Taxation

IT                                                                           IT

Go through the following for making a better decision

https://www.careers360.com/courses/b-com-bachelor-of-commerce

https://finance.careers360.com/articles/baf-course-scope

Hope it helped.