B.Com

Dear aspirant, Great interacting with you. Both courses are fantastic and serve specific functions. However, the following comparison will show which option is better. It will help you clarify which one is better in MBA vs M.Com.
1. Cost : When compared to an MBA, an M.Com is significantly less expensive. If you want to pursue an MBA, you must plan your finances carefully.
2. International Value : An MBA degree has international value and can land you a job in another country. However, an M.Com degree has no international value.
3. Value for Money : While the M.Com is less expensive than the MBA, the MBA is more valuable because you will get a high-paying job right away. Hope it helps. If you found it useful then upvote or thumbs up my answer. Good luck.

Dear aspirant, Great interacting with you. No it is not necessary to do M.Com after B.Com. M.Com is taken up by B.Com graduates direct after completing graduation. Many graduates also take up M.Com study while pursuing a Chartered Accounting CA since both the courses have a similar syllabus. M.Com is also a good course for a candidate who is preparing for recruitment exams in related public sector departments. MBA course is taken up by many candidates after gaining some work experience in their desired field. An MBA degree helps professionals to acquire key skills required for management posts and climb to higher positions in their industry. Students will find that there are a number of similar subjects in the syllabus of MBA and M.Com courses. However, the MBA course curriculum is crafted to suit the industry standards while an M.Com course curriculum is often designed from an academic point of view. Hope it helps. If you found it useful then upvote or thumbs up my answer. Good luck.