Hyperion Planning and Essbase are both tools for budgeting, forecasting and analytics. Hyperion Planning uses Essbase as its backend database and provides a centralized web interface for planning. It allows for workflow management and task lists. Essbase is a more basic analytic engine that requires developing custom Excel templates for data input and does not have the same level of built-in workflow capabilities. Key differences include dimensionality limits, data loading methods, and implementation processes between the two tools.