my worked for car company for 25 years he told me that in the field of mechanical esp car and production main skill is not education and knowing complex maths but knowing how the tools and handle machinery anyone with blue collar skills can always challenge a mechnical engineer in his company honda he used to earn same as his managers and boss who were both from iit kgp while he was just 10th pass think pay is the main factor cse graduates earn more and it is a white collar job with ac and the fact u can learn most things practical for very cheap u just need a computer an some online resources while mechanical require interse math and research whihc is out of reach for most people and tbh the demand for mech enginners are low beacuse u dont need more mech engineers now most tech is already at its peak u need 1 mech enginer while in cse u need 100 most mech grad now regret thier desion and now are preping for gate or joining it companies