As you want to do oriented courses after 12th and asking which best between NID Ahmedabad and IIT Ahmedabad, so for it I want to tell you , its depent on your choice , in which filed you want make your career bcoz NID Ahmedabad best for Designing course and apposite to it IIT Ahmedabad for technology courses , here I am telling about both :

National Institute of Design (NID), Ahmedabad was established in 1961

Courses offered
Graduate Diploma Programme in Industrial Design
Graduate Diploma Programme in Communication Design
Graduate Diploma Programme in Textile, Apparel and Lifestyle Accessory Design
Post-Graduate Diploma Programme in Design

Facilities
Craft Center
IT Center
Labs & Studios

Address
National Institute of Design (NID), Ahmedabad
Bhagtacharya Road
Paldi
City : Ahmedabad
State : Gujarat
Country : India
Contact No : 079 - 26623692
Contact Email : academic@nid.edu, admissions@nid.edu

Indian Institute of Technology (IIT), Gandhinagar was established in 2008.

Courses offered
Bachelor of Technology in Chemical Engineering
Bachelor of Technology in Electrical Engineering
Bachelor of Technology in Mechanical Engineering
Doctor of Phylosophy in Chemistry
Doctor of Phylosophy in Cognitive Sciences

Facilities
Laboratories
Class Room
Sports
Curricular Activities
Library
Gym

Department
Faculty of Biological Engineering
Faculty of Chemical
Faculty of Chemistry
Faculty of Civil
Faculty of Computer Science & Engineering
Faculty of Electrical
Faculty of Humanities
Faculty of Mathematics
Faculty of Materials Science & Engineering
Faculty of Mechanical
Faculty of Physics
Faculty of Social Sciences

Address
Indian Institute of Technology Gandhinagar
Vishwakarma Engineering College Complex, Chandkheda
Visat-Gandhinagar Highway
Ahmedabad
State : Gujarat
Country : India
Contact No : 93284 74222
Contact Email : office@iitgn.ac.in