零售媒体的高速增长红利期已经落幕，2026年正成为数字广告第三波浪潮的关键分水岭，行业将彻底区分真正的市场竞争者与单纯的跟风伪玩家。 基于这一背景，Andrew Lipsman提出2026年零售媒体领域的十大核心趋势预测： 店内零售媒体：成为顶级快消零售商的必争之地 店内广告网络，是指在超市、便利店等线下门店里，通过智能屏幕、电子价签、海报墙等载体做广告的商业网络。这一模式早已在欧洲普及，但美国零售 商一直因为顾虑成本、技术整合等问题，迟迟没大规模动手。 经过多年观望，美国头部零售商终于开始布局店内广告网络：这一步已大幅落后于欧洲同行。 具体来看，Kroger计划在2026年大规模铺设智能广告屏幕，Albertsons也紧随其后。Walmart、Instacart等其他头部玩家，预计也将推出比当前更具规模化 的店内广告方案，加入这场战局。到2026年底，美国市场的店内广告网络将从概念落地为现实，并迅速演变为全国性广告预算的"必争之地"。 效果型电视广告：迎来增长拐点，却遭遇ROAS瓶颈 效果型电视广告和"只讲品牌知名度"的传统电视广告不同，其核心是追求"可衡量的销售转化"。这种可衡量性的实现，依赖于闭环电视广 ...

Core Insights - The summer retail market in 2025 is characterized by an intense competition over "promotion duration" and "consumer mindset," with major retailers extending their promotional periods to capture market share amid rising price sensitivity [1][2][3] Group 1: Amazon's Prime Day Strategy - Amazon extended its Prime Day from 2 days to 4 days, leading to a significant increase in overall advertising budgets, with daily ad spending rising by 19.2% year-over-year [2][12] - The first day of Prime Day saw the highest hourly sales, indicating a concentrated effort by brands to maximize exposure during this "golden window" [2][12] - Despite the extended promotion, sales slowed on the second and third days, with a resurgence on the fourth day, highlighting a shift in consumer urgency [2][31] Group 2: Walmart's Competitive Edge - Walmart experienced a remarkable turnaround, with advertising spending increasing by 46.1% year-over-year, surpassing Amazon's growth [3][27] - The efficiency of Walmart's advertising improved, with a 15% decrease in cost-per-click (CPC) and a 21.4% increase in return on ad spend (ROAS) [3][14] - Walmart's advertising sales grew by 22% year-over-year, outperforming Amazon's 13.3% increase, indicating a shift in the competitive landscape of retail media [3][27] Group 3: Performance of Other Retailers - Target's promotional efforts showed modest growth, with a 7.4% increase in advertising spending, but faced a 9.5% decline in ROAS [4][29] - Instacart's extended promotion period of 92 days led to fluctuating performance, with a notable drop in advertising sales by 10.8% year-over-year [4][29] - Both Target and Instacart struggled to match the urgency and effectiveness of Amazon and Walmart's promotional strategies [4][29] Group 4: Category Insights - Electronics emerged as the top-performing category on Amazon, achieving a ROAS of $13.43, while grocery and food categories reflected a 36% conversion rate, indicating a preference for essential goods [2][31] - Health and personal care categories saw a 24.7% increase in daily ad spending, but faced challenges with declining ROAS due to rising import costs [5][13] - The pet supplies category experienced a significant increase in CPC by 27.5%, highlighting the ongoing demand in the "pet economy" despite rising advertising costs [5][13] Group 5: Market Trends - The retail market is witnessing a shift towards "price sensitivity," with consumers prioritizing practical and high-value items, as evidenced by 65% of purchases during Prime Day being under $20 [6][21] - "Discovery-based e-commerce" is emerging as a new growth area, with platforms like TikTok driving traffic to Amazon, indicating a shift in consumer purchasing behavior [6][28] - The competition in retail media is expected to focus on "cross-platform integration" and "full-funnel operations," with brands needing to adapt to multi-platform strategies to succeed [6][28]