What is the main difference when you consider SHRM vs. HRM?

It goes beyond recruitment or staffing, payroll, incentivising etc. to also consider organizational goals and needs and put that into perspective when looking at the former.

Who are the main stakeholders in SHRM?

Stakeholders in HR can be both internal to the company (existing within the company and external to it (existing outside the company). The main stakeholders in strategic HR are employees (internal stakeholders) and investors (external stakeholders).

Is performance management a crucial aspect of SHRM?

Yes, performance management is a crucial aspect of SHRM, as the success of employees already on the payroll depends very much on that and how well it happens is a measure of how good the management in the company is as well. It also affects the decisions of people looking to apply to the company in the future.

Is leave management and payroll aspects of SHRM?

Leave management and payroll are aspects of operational HR, but strategic HR allows viewing them from an organizational lens. This helps improve aspects of leave management and payroll that may impact employee performance, for instance.