Acharya Nagarjuna University

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

Admission Process
ANU conducts entrance examinations for all the courses offered at the university. Time duration of ANU entrance exams range from one and a half hour to three hours (depending on the course for which aspirants have applied for).
The entrance examination is an essential part of the admission process for the majority of the courses offered at Acharya Nagarjuna University. The aspirants need to first clear the entrance test and when selected, shall appear for an interview round/group discussion.
The university also has a center of distance learning that offers varied UG and PG courses. They have varied study centers running under the aegis of ANU. Admissions to the commerce & management courses at the Center of distance learning are conducted on the basis of their entrance examination i.e. ANUCDE.

Please refer to the link provided below for details regarding different courses offered for study in Acharya Nagarjuna University.
Acharya Nagarjuna University (ANU) offers degree, diploma and certificate programmes to aspirants at the undergraduate, postgraduate and doctorate levels. Programmes offered at ANU are in streams including Engineering, Architecture & Planning, Mass Communication, Humanities & Social Sciences, Commerce as well as Teaching & Education.
Minimum Eligibility Criteria for all Courses
Aspirants seeking admission in UG programmes offered at ANU need to possess a Senior Secondary School Certificate or any other equivalent examination from a recognised board with a minimum of 45% marks in or at least 50% marks in the relevant subjects.
Aspirants seeking admission in PG programmes offered at ANU need to possess their bachelors degree from a recognised college/university with at least 45% marks in or a minimum of 50% in the relevant subject.
Note: Aspirants are advised to thoroughly go through the eligibility criteria as mentioned by ANU for the course specific details.
https://www.shiksha.com/university/acharya-nagarjuna-university-guntur-3851