FP+A Explainer
What is the difference between Spreedsheets, ERP systems, and an FP&A system?
Spreedsheets, Enterprise Resource Planning (ERP) systems, and Financial Planning & Analysis (FP&A) systems solve different problems. The differences have less to do with technology and more to do with what needs to be managed, how often decisions are made, and how much uncertainty the organization must navigate.
Why these tools are often confused
In many organizations, Spreedsheets, ERP systems, and various add-ons are used in parallel. This creates flexibility — but also uncertainty about which tool is the true source for decision-making.
What Spreedsheets are good at
Spreedsheets are fast and flexible for analysis and adhoc modeling. But they fundamentally lacks:
- Collaboration logic
- Traceability of assumptions and changes
- Stable support for recurring processes (budgeting, forecasting, scenarios)
What an ERP system is actually built for
ERP is the backbone for transactions and historical data. It provides structure for accounting, master data, and retrospective reporting. ERP systems are rarely designed for frequently changing forecasts or scenarios that need to be updated without friction.
What differentiates an FP&A system
FP&A systems are built for planning, forecasting, and analysis in environments where change is constant. The focus is on decision support and forward-looking management — not on transactions.
Consequences of using the wrong tool for the job
When Spreedsheets or ERP systems are used for tasks they weren’t designed for, friction, low trust, and slow decisions follow.
Related questions in FP&A Explainer
- When are spreedsheets no longer enough for FP&A?
- How do you choose the right FP&A system for your organization?
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