Key Takeaways
:::highlight The $180 Billion Opportunity Global retail media ad spending reached $179.5 billion in 2025 (EMARKETER), accounting for 23% of total digital ad spend. RMNs deliver 1.8x better results than standard digital ads and nearly 3x better for purchase intent. :::
- Over 200 retail media networks now operate globally
- Amazon and Walmart capture 84.2% of all retail media ad spend (EMARKETER)
- RMNs offer closed-loop attribution connecting ad views to actual purchases
- First-party data targeting provides privacy-compliant precision
- Sponsored products alone projected to exceed $38 billion in 2025
Teams running this at volume lean on AdBid's campaign automation to plan, launch, and optimize without tool-switching.
Why Retail Media Networks Matter in 2026
I remember when retail media was just "Amazon Ads." Today, it's the fastest-growing sector in digital advertising.
The reason is simple: first-party data.
:::info The First-Party Data Advantage With third-party cookies on the decline, retailers provide massive amounts of purchase and behavior data on logged-in customers. This enables precision targeting and measurement of actual sales in a privacy-safe way. :::
The Closed-Loop Attribution Advantage
Here's what makes RMNs special:
"If a shopper clicks a Pampers ad on Walmart's website and later purchases that product in-store or online, Walmart can attribute that sale to the ad."
No guessing. No modeling. Actual sales data.
RMN Performance Benchmarks
| Metric | RMN Average | Standard Digital |
|---|---|---|
| Purchase Intent | 2.8x higher | Baseline |
| Results Quality | 1.8x better | Baseline |
| Attribution Accuracy | 95%+ | 60-70% |
| Brand Safety | 99%+ | Variable |
Top Retail Media Networks in 2026
Tier 1: The Giants
Amazon Advertising
- Market share: ~77% of RMN spend
- Ad formats: Sponsored Products, Sponsored Brands, Sponsored Display, DSP
- Key advantage: Massive scale and purchase intent data
- Best for: Any e-commerce brand
:::tip Amazon Ads Best Practice Focus on Sponsored Products first. They drive the highest ROAS and help you win the Buy Box. Once profitable, expand to Sponsored Brands for brand awareness. :::
Walmart Connect
- Revenue: $4.4 billion in 2024 (Digiday)
- Used by 74% of U.S. marketers
- Key advantage: In-store + online data (4,700+ stores)
- Best for: CPG, grocery, household brands
Tier 2: Specialty Networks
Target Roundel
- Strength: High-income, loyal customer base
- Ad formats: On-site, off-site, in-store
- Best for: Premium brands, household essentials
Instacart Ads
- Strength: Grocery-specific, high purchase intent
- Unique feature: Shoppable recipes
- Best for: CPG, food & beverage brands
Kroger Precision Marketing
- Strength: Deep grocery purchase data
- Unique feature: Loyalty card integration
- Best for: CPG brands targeting families
CVS Media Exchange
- Strength: Health and wellness focus
- Unique feature: Pharmacy + purchase data
- Best for: OTC, wellness, beauty brands
Tier 3: Emerging Networks
| Network | Focus | 2025 Ad Revenue |
|---|---|---|
| Albertsons Media Collective | Grocery | $1.2B+ |
| Best Buy Ads | Electronics | $500M+ |
| Dollar General DG Media | Value retail | $300M+ |
| Ulta Beauty | Beauty | $250M+ |
| Home Depot | Home improvement | $200M+ |
RMN Ad Formats Explained
Sponsored Products
The bread and butter of retail media.
:::highlight Sponsored Products = 80% of RMN Spend These native ads blend into search results and product listings. Advertiser spending projected to exceed $38 billion in 2025. :::
Best practices:
- Bid on brand terms (protect your shelf)
- Target competitor brands (conquest)
- Use automatic targeting initially
- Optimize toward ACoS (Advertising Cost of Sale)
Sponsored Brands
Brand awareness at point of purchase.
- Headline + logo + products
- Video formats available
- Drives brand searches
- Higher funnel, but valuable
Sponsored Display
Retargeting within the retailer ecosystem.
- Reach shoppers on and off the retailer site
- View-based targeting
- Purchase-based targeting
- Category targeting
Off-Site & DSP
Extend reach beyond the retailer.
:::warning Complexity Warning Retail media DSPs require significant investment and expertise. Start with on-site formats first, then expand once you've proven ROI. :::
Building Your RMN Strategy
Step 1: Audit Current Performance
Before expanding to RMNs, understand your baseline:
- Current retail sales by retailer
- Market share by category
- Existing organic visibility
- Competitor ad presence
Step 2: Prioritize Networks
Not all RMNs deserve your budget. Prioritize based on:
| Factor | Weight |
|---|---|
| Sales volume at retailer | 40% |
| Category growth potential | 25% |
| Ad format availability | 20% |
| Data & measurement quality | 15% |
:::tip The 80/20 Rule Most brands should focus 80% of RMN budget on Amazon + Walmart, then test others with the remaining 20%. :::
Step 3: Align with Trade Marketing
This is where many brands fail.
"Retail media should not operate in a vacuum. Treat it as a core part of your omnichannel strategy."
Coordinate with:
- Trade promotions
- Shelf placement negotiations
- Joint business planning
- In-store merchandising
Step 4: Build Full-Funnel Strategies
Awareness (Off-site, DSP, Video)
- Target category shoppers
- Reach lookalike audiences
- Drive to retailer site
Consideration (Sponsored Brands, Category targeting)
- Brand + category terms
- Competitor targeting
- Product comparisons
Purchase (Sponsored Products, Retargeting)
- Brand defense
- Deal/promotion amplification
- Cart abandonment
Key Metrics & Measurement
Primary Metrics
ROAS (Return on Ad Spend)
- Benchmark: 4-8x for sponsored products
- Varies significantly by category
ACoS (Advertising Cost of Sale)
- Formula: Ad Spend / Ad Revenue
- Target: Under 20% for most categories
Incremental Sales Lift
- Measures true incrementality
- Requires holdout testing
:::info Closed-Loop vs. Modeled Attribution RMN closed-loop attribution is directional, not perfect. Some sales would have happened anyway. Use incrementality testing to validate. :::
Secondary Metrics
| Metric | What It Measures |
|---|---|
| Share of Voice | Ad presence vs. competitors |
| New-to-Brand % | Customer acquisition |
| CLV (Customer Lifetime Value) | Long-term value |
| Organic Rank Impact | Halo effect on organic |
Advanced RMN Tactics
1. The Defense-Offense Split
Allocate budget between:
- Defense (40-60%): Brand terms, top products
- Offense (40-60%): Competitor terms, category expansion
2. Dayparting Optimization
| Timeframe | Strategy |
|---|---|
| Morning (6-9am) | Stock-up shopping (coffee, essentials) |
| Lunch (11am-1pm) | Quick purchases, mobile heavy |
| Evening (7-10pm) | Browsing, larger baskets |
| Weekend | Family shopping, bulk |
3. Deal Stacking
Combine retail media with:
- Coupons/rebates
- Lightning deals
- Subscribe & Save
- Prime Day / major events
:::highlight Deal + Media = 2-4x Performance Advertising a promoted product significantly outperforms advertising at full price. :::
4. Search Term Mining
Download search term reports and:
- Find high-converting new keywords
- Identify negative keyword opportunities
- Discover customer language insights
- Spy on competitor strategies
The Fragmentation Challenge
With 200+ RMNs, brands face unprecedented complexity.
:::danger Warning: RMN Fragmentation "Platforms like Amazon, Walmart, and Target operate within disparate ecosystems, each with its own tools, pricing models, and measurement frameworks." :::
Solutions
1. Unified Reporting Aggregate data across networks into a single dashboard.
2. Standardized KPIs Define consistent metrics across all networks.
3. Team Specialization Consider dedicated RMN specialists vs. generalists.
4. Agency Partners Many brands use specialized RMN agencies for execution.
Common RMN Mistakes
1. Treating RMN as "Just Another Channel"
RMN is tied to shelf space, inventory, and trade relationships. Integrate accordingly.
2. Chasing Every Network
Focus matters. Better to dominate 2-3 networks than spread thin across 10.
3. Ignoring Organic
Paid and organic work together. Poor organic visibility hurts paid efficiency.
4. Set-and-Forget
RMN requires constant optimization:
- Bid adjustments
- Keyword expansion/negatives
- Budget reallocation
- Creative refresh
5. Wrong Attribution Window
Different networks use different windows. Standardize your reporting methodology.
RMN Trends for 2026
1. In-Store Retail Media
Digital screens, shelf displays, and checkout advertising connecting online and offline.
2. Shoppable CTV
"Shoppable ads on CTV and streamers are expected to go mainstream—a major moment in reshaping how people discover, interact, and buy products."
Walmart + Roku, Amazon Prime Video ads are leading this trend.
3. AI-Powered Optimization
Automated bidding, creative optimization, and budget allocation across networks.
4. Standardization Efforts
IAB and industry groups working on measurement standards and terminology.
The Bottom Line
Retail media networks are no longer optional for e-commerce brands. They offer:
- First-party data targeting in a privacy-first world
- Closed-loop attribution proving actual sales impact
- Point-of-purchase advertising when intent is highest
- Growing reach with 200+ networks globally
:::tip Start Here Begin with Amazon Sponsored Products. Master ACoS optimization. Then expand to Walmart Connect. Finally, test specialty networks where your customers shop. :::
"Retail media has become the fastest-growing sector in digital advertising. Retailers of all sizes are now monetizing their first-party data and digital storefronts."
AdBid connects your retail media performance with Meta and Google campaigns. See all your advertising in one unified dashboard. Unify your advertising.
