Your ERP generates transactional data of unmatched richness: every journal entry, every purchase order, every supplier payment is tracked in real time. Yet when your CFO asks for a revised forecast for the board meeting in 48 hours, the whole team dives back into Excel. Multiple tabs, multiple versions, broken formulas, and a consolidation that takes three days instead of three hours.
This isn’t a data problem. It’s a software layer problem. ERPs excel at recording what happened. EPM (Enterprise Performance Management) systems excel at planning what will happen — and at consolidating what is happening right now across multiple legal entities.
This guide answers one specific question: is your current ERP enough for your FP&A needs, or do you need to invest in a dedicated EPM? And if so, which one?
ERP vs EPM: What’s the Practical Difference for a CFO?
What an ERP Does on the Finance Side
An ERP is the system of record for transactions. It covers the general ledger, accounts receivable and payable, standard period-end close, VAT/tax reporting, and statutory financial reporting.
In practice, a well-configured ERP gives you:
- Real-time account balances
- Aged receivables and payables
- Statutory financial statements (balance sheet, income statement, cash flow statement) under the applicable framework (IFRS, US GAAP, or local GAAP)
- A full audit trail for every journal entry
These are non-negotiable capabilities. ERPs have done this better than any other tool for 30 years — it is their core mission.
What an EPM Does That an ERP Cannot Do Well
EPM operates on a different register. Its territory: planning, forecasting, and management consolidation.
Budgeting and planning. An EPM enables bottom-up budget construction with departmental approval workflows, scenario modelling (pessimistic, base, optimistic), and automatic comparison against ERP actuals. Some ERPs include a planning module in theory — but in practice it is either absent or so rigid that teams always fall back to Excel.
Rolling forecasts. Rather than a budget frozen in November for the following year, an EPM enables 12- or 18-month rolling forecasts recalculated monthly from actuals. This is a paradigm shift for FP&A teams still running quarterly revisions.
Complex multi-entity consolidation. If your group spans multiple countries with different currencies, mixed consolidation methods (full integration, equity method), and intercompany transactions to eliminate, an ERP hits its limits quickly. EPM tools are built to handle this complexity natively, with automated elimination engines and group chart-of-accounts governance.
Variance analysis. Automatically comparing actuals vs. budget vs. prior-year forecast — by volume and price, at the business unit or product level — is the central promise of EPM. An ERP gives you the raw numbers; it leaves the analysis to Excel.
The Key Question: Why Does Excel Still Dominate Despite Both?
Excel remains the dominant tool in finance teams at mid-market companies not out of inertia, but because it solves a genuine problem: immediate flexibility. A financial controller can build a simulation model in Excel in two hours. In an ERP or EPM, that often requires IT involvement or a consultant.
The problem with Excel is not flexibility. It is scalability and governance: chaotic versioning, undetected formula errors, no approval workflows, and no automated connection to live actuals. Beyond a certain size (see the next section), these weaknesses become real operational risks.
When an ERP Alone Is Enough — and When It Isn’t
For a company with a single legal entity, fewer than 15 cost centres, and a straightforward budget process, an ERP typically covers 80% of FP&A needs. Add Power BI or a comparable reporting tool for visualisation, and the result is sufficient.
Warning signs that you have outgrown this threshold:
- Month-end close taking more than five working days. Beyond that, the problem is structural: intercompany reconciliations, manual adjustments, and file transfers between systems consume more time than the actual accounting.
- Budget built in an Excel file with more than 100 tabs. Tab count is a reliable proxy for operational risk. An error in a consolidation formula in a complex spreadsheet can go unnoticed until the board presentation.
- No rolling forecast. If your CFO is still navigating with a fixed full-year budget built the previous October with no monthly revision, you are flying without instruments in a volatile macro environment.
- Group of more than three legal entities with different currencies. Each additional entity multiplies the complexity of intercompany eliminations and consolidation adjustments.
The threshold widely accepted in the profession: from approximately £40–50m in revenue with multiple entities or 20 distinct budget cost centres, investing in a dedicated EPM becomes economically justified.
ERP-Native EPM vs. Best-of-Breed EPM
There are two EPM tooling strategies with fundamentally different philosophies.
ERP-Native EPM: SAP, Oracle, Microsoft
Major ERP vendors have all developed EPM solutions that integrate natively with their own ERP. The argument is straightforward: your actuals are already in the ERP — why extract them to a third-party tool?
SAP Group Reporting is the native consolidation module for SAP S/4HANA. It handles statutory consolidation directly within the SAP Fiori environment, in real time, without batch extraction. It progressively replaces SAP BPC (Business Planning and Consolidation), the legacy Excel-based SAP solution that remains available but has been frozen in favour of Group Reporting. If you are already on S/4HANA, Group Reporting is the first tool to evaluate before looking at an external EPM.
Oracle EPM Cloud (formerly PBCS, Planning and Budgeting Cloud Service) covers planning, consolidation (FCCS — Financial Consolidation and Close), and integrated reporting. Oracle was named a leader in the Gartner Magic Quadrant for Financial Planning Software 2025, ranking first on ability to execute according to the official Oracle announcement from February 2026. Native integration with Oracle Fusion Cloud ERP is built in. If you are already in the Oracle ecosystem, Oracle EPM Cloud is the path of least resistance.
Microsoft Fabric + Power BI is not a strict EPM platform, but for organisations running Dynamics 365 Finance, the combination of Azure Synapse Analytics, Power BI, and Dynamics planning capabilities can cover a large portion of FP&A needs at marginal cost — provided you have in-house data skills.
Best-of-Breed EPM: Anaplan, OneStream, Pigment, Workday Adaptive
Best-of-breed EPMs claim functional superiority on planning and multidimensional data models, at the cost of an ERP integration that must be built.
Anaplan is the established reference in the cloud EPM market. Acquired by Thoma Bravo for $10.7 billion in 2022, Anaplan has operated as a private company since. Its proprietary calculation engine (Hyperblock) is recognised for performance on complex models with many dimensions. Its strength: integrated operational planning (supply chain, HR, sales, and finance in a single model). Its relative limitation: strict statutory consolidation, which is not its primary territory.
OneStream has established itself as the reference solution for consolidation and close at large enterprises. Listed on the NYSE since 2024, the company reported $601.9 million in revenue for its fiscal year 2025 (calendar year), growing 23%. Its philosophy: a single platform for statutory consolidation, planning, reporting, and close — whereas Anaplan is primarily a modelling platform. OneStream is among the eight recognised leaders in the 2025 Gartner MQ.
Pigment is a Paris-based FP&A platform that has scaled rapidly in the international market. Founded in 2019 by Eléonore Crespo and Romain Niccoli, the company raised $145 million in a Series D in April 2024, reaching unicorn status. Its positioning: a modern, UX-driven EPM with faster FP&A team onboarding and significantly shorter deployment cycles than traditional enterprise solutions. Relevant for high-growth mid-market companies or scale-ups that refuse 18-month EPM projects.
Workday Adaptive Planning (formerly Adaptive Insights) targets organisations already running Workday HCM and Finance. Native integration between HR data and FP&A is its primary advantage — workforce planning and financial planning scenarios are powered by the same data.
Comparison Table: Five Leading EPM Platforms
| Criterion | SAP Group Reporting | Oracle EPM Cloud | Anaplan | OneStream | Pigment |
|---|---|---|---|---|---|
| Best fit | S/4HANA customers | Oracle ERP customers | Mid-market £150m+ multi-process | Large groups, complex consolidation | Innovative mid-market companies |
| Statutory consolidation | Excellent (S/4 native) | Very good | Moderate | Excellent | Good |
| Rolling forecast | Good | Good | Excellent | Very good | Excellent |
| Operational planning | Moderate | Good | Excellent | Good | Very good |
| Deployment complexity | High | High | Medium | High | Low |
| Indicative pricing | On request (partially included in S/4) | On request, six figures/year | On request, £80k+/year | On request, enterprise accounts | From £40k/year (mid-market) |
| 2025 Gartner MQ | Leader (SAP) | Leader (#1 ability to execute) | Leader | Leader | Outside MQ scope (size) |
Pricing ranges are indicative. They vary by user count, modules activated, and region. Always request a personalised quote.
ERP–EPM Integration Architecture: Data Flows to Master
Choosing a best-of-breed EPM is not purely a functional decision. It triggers an integration project that determines the reliability of your entire FP&A pipeline.
Upstream Flow: Actuals from ERP to EPM
This is the critical flow. The EPM must receive actual data from the ERP (validated journal entries, entity and account balances) at a defined frequency. Common integration patterns:
- Native connectors: OneStream, Anaplan, and Oracle EPM offer pre-built connectors for major ERPs (SAP, Oracle, Dynamics, Sage). They reduce custom development but require initial configuration.
- ETL (Extract-Transform-Load): for complex configurations, a middleware ETL tool (Informatica, Azure Data Factory, Talend) extracts, transforms, and loads data. More flexible, but more expensive to maintain.
- REST APIs: modern EPMs like Pigment favour direct API connections to the ERP, with lower latency and simpler setup.
Refresh frequency is a strategic parameter: monthly for statutory reporting, weekly or daily for rolling forecasts, near real-time for operational dashboards.
Downstream Flow: From EPM to ERP
Less frequent but necessary: feeding validated budget data (by cost centre and account) back into the ERP for operational budget control. This downstream flow is often manual or semi-automated in early deployments, then progressively automated.
Master Data Governance
The most time-consuming and least visible workstream: aligning the chart of accounts between the ERP and the EPM. Each legal entity in the group may have its own local chart of accounts. The EPM needs a single group reference. This mapping between local and group accounts is the foundation of any reliable consolidation.
Teams that underestimate this workstream end up with a technically functional EPM producing inaccurate consolidations because the mapping rules were not formalised correctly. Budget 4 to 8 weeks on this alone, depending on group complexity.
EPM ROI: What CFOs Actually Measure
The standard vendor pitch centres on budget cycle reduction. Without citing unverified statistics, field experience consistently points to three measurable gains post-implementation:
Reduced close cycle time. FP&A teams that automate intercompany reconciliations and consolidation eliminations consistently report cutting several working days from their monthly close cycle. The variable is starting complexity: groups with ten or more entities and significant intercompany transactions see the sharpest gains.
Reduced Excel dependency in critical processes. The goal is not to eliminate Excel, but to remove it from high-risk workflows. The group budget should not live only in Excel. Crisis scenarios should not either. Reducing error risk on these processes is the most compelling argument for a sceptical board.
Decision quality. Accessing a rolling forecast refreshed on Day 1 after monthly close — rather than Day 10 after manual compilation — changes the quality of resource allocation decisions. It is hard to quantify upfront, but CFOs who have made this transition consistently cite it as the most impactful benefit.
The gross financial ROI of an EPM is generally calculated over three years, incorporating annual licence costs, implementation project costs (between £120k and £400k depending on size and complexity), training, and ongoing ERP–EPM integration maintenance.
How to Deploy an EPM in 6 Months: A Typical Roadmap
Six months is a realistic horizon for a mid-market EPM deployment (one or two entities, five to fifteen target FP&A processes). For a large multi-currency group with many entities, budget 12 to 18 months.
Phase 1 — FP&A audit (4–6 weeks). Map your current processes: who produces what, with which tools, at what frequency. Identify the three to five FP&A processes generating the most friction (budgeting, close, group reporting, rolling forecast). This diagnostic conditions the project scope and must be completed before tool selection.
Phase 2 — Solution selection and POC (4–6 weeks). Shortlist two or three solutions compatible with your current ERP and budget. Run a POC on a real process (one department’s budget, for example). The POC surfaces integration friction and the real learning curve — two parameters vendor demos never reveal.
Phase 3 — Configuration and ERP integration (6–8 weeks). Group chart-of-accounts setup, ERP–EPM mapping, connector deployment, reconciliation testing. This is the most technical phase.
Phase 4 — Training and go-live (4–6 weeks). FP&A user training (not just IT), first budget cycle or first close on the new solution, post-go-live adjustments.
The most frequently cited success factor by FP&A directors who have led these projects: a CFO sponsor actively involved in configuration decisions — not just at the kick-off and go-live meetings.
Key Takeaways for Your Decision
The choice between ERP-native EPM and best-of-breed comes down to three criteria:
Your current ERP. If you are on SAP S/4HANA, start by evaluating SAP Group Reporting. If you are on Oracle, look at Oracle EPM Cloud first. Native integration reduces integration risk and cost by 30–50% according to systems integrator estimates.
Your FP&A complexity. A group with multi-currency consolidation and many legal entities needs a consolidation-specialised tool (OneStream, Oracle FCCS). A mid-market company looking to improve its rolling forecast and bottom-up budgeting can start with Anaplan or Pigment.
Your project resources. An EPM project has to be owned. You need a client-side project manager, an available CFO sponsor, and an FP&A team willing to challenge its Excel habits. Without these human resources, even the best-chosen tool will not deliver its ROI.
For further reading, explore our guide on ERP and management accounting, our SAP S/4HANA vs Oracle Fusion vs Dynamics 365 Finance comparison, and our article on building an ERP business case for the executive committee.
