Personal excellence- It means striving hard to become the best possible expression of who we are on a core level. To chalk out the improvements to be made in our lives.
Process excellence- It is about process effectiveness and efficiency.
Operational excellence- It is about being excellent in day to day functions by doing continuous improvements.
Business excellence- Business Excellence is often described as outstanding practices in managing the organisation and achieving results, all based on a set of fundamental concepts or values.
All four terms are totally different as personal excellence is for oneself, process excellence is for processes in our organization, operational excellence is for excellence in the day to day functions or routine functions and business excellence is at a higher level for achieving its vision, mission and goal.