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What is Marketing Mix Modelling (MMM) in 2026?

Marketing Mix Modelling, often referred to as MMM, is a measurement approach used to understand how marketing and non-marketing factors combine to drive business performance over time. By analysing historical data, Marketing Mix Modelling quantifies the contribution of media investment alongside variables such as price, promotions, distribution, competitors, seasonality, and wider market conditions. 

At its best, Marketing Mix Modelling gives advertisers a clear, evidence-based view of what is genuinely driving growth, where marketing is creating incremental value, and how effectively budgets are being deployed. It allows senior leaders to move beyond surface-level performance metrics and make informed decisions about marketing effectiveness and advertising ROI across channels. 

As media ecosystems have become more fragmented and complex, Marketing Mix Modelling has evolved from a reporting tool into a critical input for strategic planning, budget optimisation, and long-term growth decisions. 

How did Marketing Mix Modelling evolve? 

Marketing Mix Modelling has its roots in econometrics, a discipline long used to understand cause-and-effect relationships in complex systems. Early models focused on explaining past sales performance by isolating the influence of advertising from other commercial drivers. 

Over time, Marketing Mix Modelling has evolved significantly. Improvements in data availability, modelling techniques, and computing power have enabled more sophisticated analysis of TV advertising ROI, digital advertising ROI, and offline media performance, alongside brand activity and external influences such as economic indicators and consumer behaviour. 

Crucially, modern Marketing Mix Modelling is no longer confined to explaining what happened. When combined with expert interpretation and scenario tools, it provides a foundation for forward-looking decision-making. 

What business questions does Marketing Mix Modelling help answer? 

Senior marketing and commercial leaders turn to Marketing Mix Modelling when they need clarity on questions that other measurement approaches struggle to answer. 

These include understanding which channels truly drive incremental growth, how advertising ROI varies between TV, digital, and other channels, and how marketing performance compares with other business levers such as pricing or distribution. Marketing Mix Modelling also helps organisations assess the balance between short-term sales activation and longer-term brand building, a trade-off that sits at the heart of marketing effectiveness. 

By providing a consistent, holistic view of performance, Marketing Mix Modelling enables better prioritisation of budgets across markets, brands, and channels. 

How is Marketing Mix Modelling different from attribution? 

Marketing Mix Modelling and attribution are often compared, but they serve different purposes. 

Attribution models typically focus on user-level journeys and are most effective for tactical optimisation within digital environments. Marketing Mix Modelling operates at an aggregated level, capturing the full spectrum of marketing activity, including TV, audio, out-of-home, and brand advertising, as well as longer-term effects that attribution cannot reliably measure. 

Rather than competing approaches, Marketing Mix Modelling and attribution are complementary. Marketing Mix Modelling provides the strategic context that helps organisations interpret attribution outputs sensibly and avoid over-investing based on partial or biased signals. 

How does Marketing Mix Modelling support future decisions? 

Marketing Mix Modelling is built on historical data, but its value is realised in how the insights are used to shape future decisions. 

By establishing clear cause-and-effect relationships, Marketing Mix Modelling provides a robust foundation for scenario planning, forecasting, and budget optimisation. Leaders can test the impact of different investment strategies, understand trade-offs between channels, and make informed decisions before budgets are committed. Platform-enabled tools make scenario modelling faster, more transparent, and more collaborative. 

Used properly, Marketing Mix Modelling is not about explaining the past for its own sake. It is about using evidence to improve future marketing effectiveness and strengthen advertising ROI with confidence. 

Can Marketing Mix Modelling be always-on or high frequency? 

Traditionally, Marketing Mix Modelling has been delivered as a periodic exercise, with insights reviewed at fixed intervals. Today, advances in data integration, automation, and modelling infrastructure mean MMM can also operate at higher frequency, providing more timely insight to support decision-making. 

An always-on or high-frequency MMM approach allows organisations to refresh models more regularly, explore scenarios as conditions change, and respond with greater confidence to shifts in market dynamics, media performance, or competitive pressure. This is particularly valuable for large advertisers managing complex media investments. 

The appropriate cadence depends on business needs, data readiness, and decision cycles. The key is ensuring that increased speed enhances decision quality, rather than creating noise. 

Why does interpretation matter so much in Marketing Mix Modelling? 

Econometric models produce outputs, not decisions. 

Interpreting Marketing Mix Modelling results requires an understanding of how media is planned, bought, and executed in the real world, including how TV advertising, digital advertising, and emerging channels perform in practice. It also requires an appreciation of commercial context, organisational constraints, and data limitations. 

Human judgement is what turns Marketing Mix Modelling from an analytical exercise into a driver of marketing effectiveness. 

How does Marketing Mix Modelling improve marketing effectiveness and advertising ROI? 

Marketing Mix Modelling improves marketing effectiveness by isolating what genuinely works and identifying where spend is misaligned with outcomes. It helps advertisers understand where incremental value is being created, where returns are declining, and how channels interact with each other over time. 

By separating marketing-driven performance from baseline demand and external factors, Marketing Mix Modelling provides a credible view of advertising ROI across TV, digital, and other media channels. This allows organisations to reallocate budgets with precision, rather than relying on blunt cuts or short-term performance signals. 

Where does Marketing Mix Modelling fit into a modern measurement framework? 

Marketing Mix Modelling is most powerful when it sits at the centre of a broader effectiveness framework. 

When integrated with brand tracking, attribution, and incrementality testing, Marketing Mix Modelling provides a robust, triangulated view of performance. Each method answers different questions, but Marketing Mix Modelling offers the strategic backbone that connects them into a coherent decision system. 

This integrated approach gives senior leaders confidence that marketing decisions are grounded in evidence rather than assumption. 

What sets Ebiquity apart in Marketing Mix Modelling? 

Ebiquity approaches Marketing Mix Modelling as a consultancy discipline, not just a technical service. Our approach combines senior strategic advice with a platform that gives teams faster access to insight, scenario modelling, and decision support. 

Our Marketing Mix Modelling (MMM) capability is built on rigorous econometric foundations, but our differentiation lies in interpretation, media expertise, and independent advice. We understand how TV, digital, and cross-channel media investments work in practice, how agencies operate, and how decisions are made at board level. That perspective shapes how models are designed, how results are challenged, and how recommendations are formed. 

As an independent advisor working exclusively for advertisers, Ebiquity provides unbiased guidance that senior stakeholders can trust. We help organisations move beyond measurement and use Marketing Mix Modelling to drive stronger marketing effectiveness, clearer advertising ROI, and more confident investment choices. 

Find out more about how our Marketing Mix Modelling services can help you achieve your marketing goals.

Ebiquity Insights

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