Mechanical engineering is the study, design, development, construction, and testing of mechanical and thermal sensors and devices, including tools, engines, and machines. ... Mechanical engineers work mostly in engineering services, research and development, and manufacturing. Coming to your question, without any comparison. Some of the companies that visited LPU for mechanical engineering are Unominda, Altair, Dharam Consulting, Collins India, Hettich India, MVM Industries, Ashok Leyland, Bosch and Siemens Home Appliances, Volkswagon, Punjab Renewable Energy Systems, Wabag, Imperial Society of Innovative Engineers, Steelstrips Wheels, TCI, Raam Group, Nylocore Transmisisons, Saint Gobain Glass India, CHC Consultancy, GE Power, Delhivery etc. The placements are highly commendable. The highest salary package offered for B.Tech Mechanical is 31 LPA. LPU provides placement classes to all the students from the very first year who opt for the placement. With the help of this, they can prepare themselves for placements till the pre-final year because the companies will start visiting for the recruitment of students from a pre-final year. Some of the students go for internships also in their final year. Scope of Different Fields of Mechanical Engineering Aerospace Engineering Aerospace Engineering is one of the most challenging and interesting fields of engineering. Aerospace engineers find a number of job opportunities in the aviation sector, spacecraft manufacturing companies and, defense organizations. Aerospace is one of the fields of Mechanical Engineering that has good scope in defense sector. As an aerospace engineer, you will be employed in designing, testing or manufacturing of high tech, reliable and robust aircrafts, hypersonic aircrafts, satellite launch vehicles as well as missiles. Many gov’t organizations like ISRO, DRDO, HAL hire aerospace engineers. Aerospace engineering is an ever-evolving field full of opportunities in the future and with more and with more private players emerging into the scene, job prospects for aerospace engineers are getting better. Automobile Engineering Automobile Engineers deal with designing, manufacturing and, operating all kinds of vehicles. With increasing demands of producing environment-friendly vehicles which cause less pollution, the road for automobile engineers is both exciting and challenging. From designing modern day no pollution electric cars to designing world’s fastest cars, automobile engineering is a thrilling field for those who love cars. As per an article published in Hindustan Times, it is estimated that India’s share of vehicle market is likely to increase from 2.5% to 8% within a few coming years, signifying an increase in demand of automobile engineers in the future. Top recruiters for automobile engineers include Toyota, Ashok Leyland, Maruti Suzuki, Renault, Audi, Bajaj Auto, Volkswagon, etc.