Although instructional technology and Educational technologies have many similarities, however they differ form each other in many respect like:
1. Educational technology has a wider concept while instructional technology is its part.
2. Goals are decided in context of social or national needs while in Instructional technology the goals are based on situational bases.
3. Outcomes are judged on the basis of national needs in educational technology while they are determined by viewing learner's specific need in instructional technology.
4. Feed back is produced on large scale in E.T while it is produced according to needs of the learner in I.T.
5. Long term planning and projects are developed in E.T while in I.T short term planning is involved.
6. E.T dealt with whoel teaching learning process while I.T is merely a part of it.
7. Curroculum is developed according to national needs in E.T while it is developed according to the needs of instruction in I.T.