BHMTT

Both are equally good institutes. Christ located in Bangalore and Nagarjuna University in Guntur. Christ University is a better-ranked college in Hotel and Tourism Management sphere than Acharya Nagarjuna University. Both the colleges have good placement record. Acharya Nagarjuna University claims 100% placement. ROI for Christ University is better than Nagarjuna University. Also, facilities in Christ University are better than the former. Christ University has a good team of faculties and an educational foreign trip for students is one of the attractive features of this course.
Check the comparison between the two on infrastructure, placements, fee, reviews the below link -
https://www.shiksha.com/resources/college-comparison-164832-2322

Travel and tourism is a multi-million dollar industry in India, and it has grown leaps and bounds in the last two decades. The Indian aviation industry is alone set to double in the next ten years. It would be a rewarding decision to do courses based on travels and tourism and to reap the benefits of the booming industry.
Unlike other courses, the travel and tourism courses are designed to be completed in a short period of time. IATA currently offers a vast number of courses that can be undertaken for an easy access into the career of a travel agent. IATAs extensive network of training partners makes it easy to join the travel industry.
IATAs Advanced Diploma in Travel Sales and Operations (DTSO) will empower you with the knowledge you will need to become a travel industry professional. They have a specially designed two year Diploma that can get you trained in three different courses: Foundation in Travel and Tourism, Travel and Tourism Consultant, Managing the Travel Business.
All this can be done alongside pursuing a graduation degree with ease, and there is job security as well as the industry is vast and the demand for more agents will just keep on increasing in a growing economy like India.