Retailers Discovered They Were Sitting on a Media Business
Insight · 8-minute read
Retailers Discovered They Were Sitting on a Media Business. Now Everyone Wants In, and Most Are Getting the Economics Wrong.
In brief
- Retail media — selling advertising space directly on a retailer’s own site, app, and in-store screens — has become one of the fastest-growing, highest-margin revenue lines in commerce.
- The advantage isn’t the ad inventory itself. It’s the first-party purchase data behind it, which most retailers are still underusing.
- Brands are now expected to plan retail media as a core channel, not an afterthought bolted onto a traditional advertising budget.
A retailer’s website was, for most of digital commerce’s history, simply a sales channel — a place to convert a visitor into a customer, full stop. That framing is increasingly out of date. A growing share of retailers now treat their own site, app, and even in-store screens as a genuine media business in their own right, selling advertising placements to brands wanting visibility in front of exactly the shoppers already there with genuine purchase intent.
This isn’t a minor sideline. For several major retailers, the advertising business now generates margins considerably higher than the retail operation it sits alongside, turning what used to be a pure cost centre — the website — into one of the most profitable parts of the business.
Why This Advertising Inventory Is Worth More Than It Looks
Advertising placed in front of a retailer’s own audience carries a genuine advantage traditional digital advertising increasingly struggles to match: the audience is already there to buy something, in a specific, known category, with real purchase history the retailer holds directly. That combination — intent, context, and first-party data — is precisely what’s become scarcer and more valuable as privacy changes have eroded the third-party tracking data traditional advertising relied on for years.
The Data Advantage Most Retailers Are Still Wasting
The genuine differentiator in retail media isn’t the ad placement itself — any retailer with meaningful traffic can sell banner space. It’s the depth and usability of the first-party purchase data behind the targeting. A retailer that can show a brand exactly how their advertising spend translated into actual purchase behaviour, not just impressions or clicks, commands considerably stronger advertiser demand and pricing than one offering only generic placement metrics.
Most retailers, even ones actively selling media inventory today, are still underusing this data — treating retail media as a placements business rather than a genuine data and measurement business with placements as the delivery mechanism. Closing this gap, building genuinely sophisticated first-party measurement and attribution, is where the next wave of retail media growth is concentrated.
Why Brands Now Have to Budget for This Differently
For brands buying advertising, retail media has moved from an interesting supplementary channel to a required line in the media plan, and increasingly a large one. This creates a genuine planning challenge: retail media budgets often sit in a different part of the organisation than traditional brand advertising, evaluated against different metrics, by different teams, with limited coordination between the two even though they’re influencing the same customer’s decision at different points in the same journey.
Brands getting this right are building a single, connected view of how retail media, traditional digital advertising, and organic content each contribute to the same customer’s path to purchase — rather than optimising three disconnected channels against three disconnected sets of internal metrics that don’t talk to each other.
Where This Is Expanding Beyond Pure Retailers
What began as a retailer-specific model is spreading into adjacent categories — travel platforms, food delivery apps, even financial services apps with genuine transaction data and engaged audiences are beginning to build their own media businesses on the same underlying logic. Any business sitting on genuine first-party data and a meaningfully engaged audience has a version of this opportunity available, whether or not “retail” is technically the right word for what they do.
What Businesses Considering This Need to Get Right
Treat it as a data business first, an ad-sales business second. The durable advantage lives in the depth and usability of first-party data, not in the advertising placements themselves, which are relatively easy for a competitor to replicate.
Build genuine measurement, not just impressions reporting. Advertisers increasingly expect to see how spend connected to actual purchase behaviour, not just how many people saw a placement.
Protect the core customer experience. Advertising inventory that degrades the actual shopping experience undermines the very engagement and intent that made the inventory valuable in the first place — a tension every retail media business has to actively manage, not ignore in pursuit of short-term ad revenue.
For brands, build one connected view across channels. Retail media, paid social, and organic content are all influencing the same buyer at different moments — planning them in isolation leaves genuine efficiency on the table.
Why Ad Load Is a Genuine Long-Term Risk, Not Just a UX Complaint
The commercial pressure to grow retail media revenue creates a real temptation to keep adding advertising inventory well past the point where it genuinely serves the shopping experience — more sponsored placements, more prominent ad positioning, gradually crowding out the organic product discovery that made the platform valuable to shop on in the first place. Retailers who’ve pushed this too far have seen measurable declines in genuine customer satisfaction and search relevance, undermining the very engaged, high-intent audience that made their advertising inventory valuable to brands in the first place — a slow, easy-to-miss erosion until it shows up clearly in declining engagement metrics.
How Smaller Retailers Can Compete in This Space
Retail media has largely been associated with the largest platforms, but smaller and mid-sized retailers with genuinely engaged, well-defined audiences have a real, if smaller-scale, version of this opportunity available — particularly in specific verticals where a smaller retailer’s audience is more precisely targeted and arguably more valuable per impression to a brand selling specifically into that niche than a diluted placement on a much larger, more generalist platform would be.
The Measurement Standard Advertisers Are Increasingly Demanding
As retail media spend has grown, advertiser scrutiny of measurement quality has grown alongside it, and brands are increasingly pushing back against retail media platforms offering only basic, self-reported performance metrics without independent verification. Retail media businesses investing in genuinely credible, ideally third-party-verifiable measurement are building a trust advantage with sophisticated advertisers that platforms offering only self-reported numbers increasingly struggle to match.
How Retail Media Is Beginning to Influence Product Development Itself
Beyond advertising, the data generated through retail media platforms is increasingly feeding back into brand product development decisions — genuine, granular purchase and search behaviour data revealing demand signals brands previously had to infer indirectly through slower, less precise market research methods. This feedback loop is becoming a genuine additional value proposition retail media platforms offer brands, beyond the advertising placement itself, deepening the strategic relationship well beyond a simple media transaction.
What This Means for Traditional Digital Advertising Agencies
Advertising agencies built around traditional digital channels are having to develop genuinely new capability to plan and buy retail media effectively, since it operates under meaningfully different mechanics, reporting structures, and platform relationships than the search and social advertising most agency teams built their expertise around over the past decade. Agencies moving fastest to build this capability are capturing a disproportionate share of client budgets now shifting toward this channel.
The International Expansion Complexity Retail Media Businesses Are Discovering
As retail media programmes mature domestically, several retailers are exploring international expansion, discovering that data privacy regulation, advertiser expectations, and even basic measurement standards vary considerably across markets, meaning a retail media model proven successful in one market rarely transfers directly without genuine, market-specific adaptation to the local regulatory and competitive advertising landscape.
How Loyalty Programme Data Is Becoming the Next Frontier for This Model
The most sophisticated retail media businesses are increasingly integrating loyalty programme data directly into their advertising targeting and measurement capability, since loyalty data offers genuinely richer, longer-horizon customer insight than transaction data alone — creating an even stronger data advantage for retailers with mature loyalty programmes already in place, further widening the gap between advanced and basic retail media operations.
The Question of Whether Retail Media Revenue Is Genuinely Incremental
A persistent, unresolved question among retail finance teams is whether retail media revenue represents genuinely incremental profit, or whether some share of it effectively represents brands paying to maintain shelf space and visibility they might previously have received without additional cost, meaning part of what looks like new advertising revenue may actually be a repricing of an existing commercial relationship rather than entirely new value created. Retailers with genuinely rigorous internal analysis of this distinction are making more informed decisions about how aggressively to expand their media business than those simply celebrating headline revenue growth without this deeper scrutiny.
The retail media opportunity remains genuinely large, but only for organisations willing to build the underlying data and measurement discipline this model actually depends on, rather than treating it as simply another advertising inventory to sell.
How Streaming and Content Platforms Are Adopting the Same Model
The retail media logic — monetising first-party audience data and engaged attention through advertising sold directly on the platform — is spreading well beyond traditional retail into streaming and content platforms with genuine first-party viewing and engagement data, applying essentially the same underlying commercial logic to a different category of first-party behavioural data. This convergence suggests the underlying model is less specifically about retail than about any platform with genuine first-party audience data and sufficient engaged attention to make that data valuable to advertisers.
Why Attribution Modelling for Retail Media Remains Genuinely Contested
A persistent, unresolved industry debate concerns how to fairly attribute a sale to retail media advertising when a customer may have also encountered the same brand through several other channels along their path to purchase. Different retail media platforms use meaningfully different attribution methodologies, several of which advertisers reasonably suspect overstate the platform’s own contribution relative to other channels also involved in influencing the eventual purchase decision, a genuine source of friction in an otherwise fast-growing advertiser relationship.
How This Model Is Beginning to Influence Physical Store Design
As digital retail media has matured, several retailers are extending the same underlying logic into physical store screens and displays, treating in-store digital signage as an extension of the same advertising inventory sold online, unified under the same measurement and targeting logic wherever genuinely feasible. This blending of physical and digital retail media inventory represents a further maturation of the model, though it requires genuinely more sophisticated in-store technology infrastructure than many retailers currently have in place.
Why This Convergence With Physical Retail Media Faces Genuine Measurement Challenges
Unlike digital placements, in-store advertising impact is genuinely harder to measure with precision, since retailers can’t track individual shopper attention the way they track a digital click or impression, forcing reliance on more indirect measurement approaches like aggregate sales lift analysis rather than the granular, individual-level attribution digital retail media offers. Closing this measurement gap between physical and digital retail media remains one of the more significant unsolved problems for retailers seeking to build a genuinely unified media offering.
A Final Word on Where This Market Is Heading
Retail media’s continued growth trajectory suggests it will remain one of the fastest-growing advertising categories for the foreseeable future, but the retailers and brands capturing genuine, sustained value from it will be the ones treating it as a data and measurement discipline requiring real ongoing investment, not a one-time inventory launch to celebrate and then leave largely unmanaged.
How Retail Media Is Beginning to Support Genuinely New Product Categories
As retail media platforms mature, some are extending their offering beyond pure advertising into supporting entirely new product launches directly, offering brands access to genuine, real-time consumer testing and feedback data alongside the advertising placement itself, turning the retail media relationship into something closer to a genuine product development partnership than a purely transactional advertising purchase.
How Emerging Markets Are Adopting Retail Media Differently
Retail media adoption in emerging markets is following a genuinely different trajectory than in established Western markets, often skipping some of the earlier, simpler advertising formats and moving considerably more quickly toward mobile-first, app-embedded advertising formats better suited to how consumers in these markets actually shop, given how much retail activity in several fast-growing markets happens through mobile apps rather than desktop browsing. Global brands need genuinely market-specific retail media strategies rather than assuming a playbook proven in one mature market transfers cleanly into a market with fundamentally different shopping behaviour and infrastructure.
Why Category Exclusivity Deals Are Becoming More Common
As retail media inventory has become more valuable and more contested, a growing number of retailers are offering category exclusivity arrangements to their largest advertising partners — guaranteeing a brand exclusive or near-exclusive visibility within a specific product category in exchange for meaningfully larger advertising commitments. This trend is reshaping competitive dynamics within categories, since a smaller competitor brand may find itself genuinely locked out of a retailer’s most valuable advertising placements entirely, regardless of budget, simply because a larger competitor already holds an exclusivity arrangement.
A Closing Thought on Measurement Discipline as the Real Differentiator
Ultimately, retail media’s next phase of maturity will be defined less by how much inventory a platform can sell and more by how credibly it can prove the value of that inventory to increasingly sophisticated, increasingly demanding advertisers who have alternatives and are becoming considerably more disciplined about where they allocate scarce marketing budget.
What This Means for How Marketing Teams Should Be Structured
Retail media’s growth is forcing many organisations to reconsider how marketing teams are structured, since it sits at an uncomfortable intersection between trade marketing, digital advertising, and e-commerce that most traditional organisational charts never anticipated needing to connect this closely. Organisations building dedicated, cross-functional retail media teams — rather than leaving it fragmented across existing trade and digital marketing functions with limited coordination — are executing considerably more coherently than those treating it as an add-on responsibility layered onto teams already stretched across other priorities.
A Final Word on Long-Term Category Health
The retail media category’s long-term health depends on retailers and brands both resisting the short-term temptation to over-monetise or over-spend without genuine measurement discipline behind it, since a category built on inflated, unverifiable claims on either side of the transaction ultimately erodes the trust the entire model depends on to keep growing sustainably.
A Last Word on Why This Category Still Has Genuine Room to Mature
Despite retail media’s rapid growth over recent years, the category remains, in important respects, still early in its development — measurement standards continue evolving, cross-platform coordination remains genuinely immature, and considerable inventory across the wider market remains underused relative to its genuine potential value. Businesses entering this space now, with realistic expectations about the genuine work required rather than assuming the easiest gains have already been captured by earlier movers, still have meaningful room to build a genuinely strong position.
Why Measurement Standardisation Efforts Are Gaining Momentum
Industry bodies and major advertising trade organisations have begun genuine efforts to standardise retail media measurement across platforms, recognising that the current fragmentation — every platform using its own methodology — genuinely limits advertiser confidence and cross-platform budget comparison. Businesses on both sides of this market should watch these standardisation efforts closely, since broadly adopted common measurement standards would likely accelerate overall category growth by giving advertisers considerably more confidence in comparing genuine value across competing platforms.
A Closing Note on Trust Between Retailer and Brand
Underneath every measurement standard and pricing model discussed here sits a simpler requirement: genuine trust between retailer and brand that the data being shared is accurate and the value being sold is real. Platforms and advertisers who protect that trust deliberately, even when it means slower short-term growth, are building the category’s genuine long-term foundation rather than trading it away for a faster but ultimately less durable near-term result.
That foundation, once established, tends to outlast any single advertiser relationship or platform feature built on top of it.
A Genuinely Final Thought
Retail media’s story is still being written, and the retailers and brands writing the most durable chapters of it are the ones treating every advertising pound spent or earned as a genuine data relationship to protect, not simply a transaction to close.
How Kingacademic Helps Businesses Think Through This
Whether working with a retailer exploring its own media opportunity or a brand trying to plan spend coherently across retail media and traditional channels, connecting these decisions to real first-party data and genuine funnel measurement is central to how we approach this work, rather than treating retail media as an isolated tactic bolted onto an existing plan.