Connected TV Advertising: Key Insights for Advertisers

The advertising landscape is undergoing a profound transformation, driven by the meteoric rise of Connected TV (CTV). As consumers increasingly shift from traditional linear television to streaming platforms, CTV has emerged as a powerful channel for brands to engage with highly targeted audiences. This article explores the critical insights advertisers need to navigate the evolving CTV ecosystem, optimize campaigns, and maximize return on investment in this dynamic space.
The Surge of Streaming and Its Impact on Advertising
Streaming has fundamentally altered how audiences consume content. As of early 2025, streaming accounts for nearly 44% of total TV viewing time in the United States, a significant increase from just a decade ago when it was a niche, subscription-based service. This shift is fueled by the widespread adoption of CTV devices—smart TVs, streaming sticks, and gaming consoles—found in over 85% of U.S. households. With traditional cable subscriptions declining (from 76% in 2015 to 56% in 2021), advertisers must adapt to reach audiences where they are: on platforms like Hulu, YouTube, and Amazon Prime Video.
The rise of ad-supported streaming models has further accelerated CTV’s appeal. Consumers, fatigued by subscription costs, are gravitating toward platforms offering free or lower-cost content in exchange for ads. In fact, 72.4% of U.S. TV viewing time is ad-supported, with streaming comprising 42.4% of that total. This trend presents a golden opportunity for advertisers to connect with engaged viewers in a premium, brand-safe environment.
Precision Targeting: The Digital Advantage of CTV
Unlike linear TV, which relies on broad demographic targeting, CTV offers unparalleled precision. Advertisers can leverage first-party data (such as loyalty program information) and third-party data (like behavioral insights) to deliver ads to specific audience segments based on demographics, interests, and viewing habits. For instance, a pet food brand can target households with pet owners, ensuring ad spend is directed toward relevant viewers.
This granular targeting is enhanced by programmatic advertising, which allows real-time ad buying and placement across multiple platforms. Technologies like Demand-Side Platforms (DSPs) and Automatic Content Recognition (ACR) enable advertisers to analyze viewer behavior at a second-by-second level, optimizing campaigns for maximum relevance. A campaign for a tech gadget, for example, could target tech-savvy millennials by serving ads on platforms they frequent, resulting in a reported 35% boost in brand recall and a 28% increase in sales for one tech company.
The Power of Interactive Ad Formats
CTV’s ability to deliver interactive ad formats sets it apart from traditional TV. From QR codes to shoppable ads, these formats drive engagement by allowing viewers to take immediate action. For example, a grocery store chain incorporated a QR code in a 15-second CTV ad, encouraging viewers to scan for special offers. This not only increased engagement but also provided valuable data for cross-device retargeting. Similarly, pause ads—displayed when viewers pause content—offer a non-intrusive way to maintain brand visibility.
Interactive features also enhance memorability. Research shows that ads aligned with the tone and context of the content increase brand impact by up to 49%. By placing ads in relevant programming, such as a sports drink ad during a live sports stream, brands can create a seamless and impactful viewer experience.
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Measuring Success in a Data-Driven World
One of CTV’s greatest strengths is its robust measurement capabilities. Unlike linear TV, where metrics are often limited to gross rating points, CTV provides real-time insights into impressions, watch time, video completion rates, and conversions. Advertisers can track whether a viewer visited a website or made a purchase after seeing an ad, using tools like pixel tracking and footfall attribution. For instance, a fast-food chain used footfall attribution to measure how many viewers visited a restaurant after viewing a CTV ad, gaining precise insights into campaign effectiveness.
However, a surprising challenge persists: only 32% of global marketers measure their media spend holistically across digital and traditional channels. This gap is particularly pronounced in regions like Latin America (29%) and Europe (23%). To fully capitalize on CTV’s potential, advertisers must adopt unified measurement strategies that account for the interplay between linear TV, CTV, and other digital channels.
Balancing Reach and Frequency for Optimal Impact
Effective CTV campaigns require a delicate balance of reach and frequency. Overexposure can lead to viewer fatigue, while underexposure may fail to drive brand recall. Advertisers must optimize campaigns to ensure ads are seen by the right audience at the right time without overwhelming them. Programmatic platforms like The Trade Desk offer tools like Koa™, an AI-driven solution that prioritizes ad spend toward light TV viewers and cord-cutters, maximizing incremental reach.
For example, political advertisers have leveraged CTV to target specific voter segments with personalized messages, combining first-party data (like voter lists) with third-party data to achieve a 32% increase in total reach compared to linear TV alone. Retail brands, meanwhile, use CTV to drive brand exposure, ensuring customers are aware of products and promotions before entering the consideration phase.
Navigating the Challenges of CTV Advertising
Despite its advantages, CTV advertising is not without hurdles. The fragmentation of platforms and devices—Roku, Amazon Fire, Apple TV, and more—can make it difficult to reach audiences at scale. Programmatic buying mitigates this by allowing advertisers to purchase inventory across multiple platforms within a single campaign. Additionally, concerns about brand safety are paramount, as advertisers seek to avoid placing ads next to inappropriate content. Advanced solutions, like frame-by-frame video analysis, ensure ads are placed in suitable environments, boosting confidence and performance.
Another challenge is the misconception that CTV campaigns require high budgets. In reality, platforms like AdRoll offer entry points as low as $165 per day, making CTV accessible to smaller brands. Cost-effectiveness is further enhanced by the ability to avoid wasted impressions, a common issue in linear TV advertising.
The Role of Show-Level Data in Strategic Placements
Show-level data is revolutionizing CTV advertising by providing granular insights into viewer preferences and content engagement. By understanding which shows resonate with their target audience, advertisers can place ads in contexts that enhance relevance and impact. For instance, aligning an ad for a family-oriented product with a popular family show can strengthen emotional connections and improve recall. Studies indicate that ads matching the tone and context of the content can boost engagement by 39% and brand impact by 14%.
This data-driven approach also supports brand safety, ensuring ads appear alongside content that aligns with brand values. As streaming platforms continue to expand their libraries, show-level data will become increasingly vital for crafting campaigns that resonate with viewers.
Integrating CTV into a Holistic Media Strategy
To maximize CTV’s potential, advertisers must integrate it into a broader omnichannel strategy. The lines between linear TV, CTV, and other digital channels are blurring, requiring a unified approach to media planning. For example, retargeting viewers who saw a CTV ad on their mobile devices or laptops can reinforce messaging and drive conversions. A well-known retail brand used this approach to connect with parents, serving family-focused ads on CTV and retargeting them with display ads, resulting in a cohesive and effective campaign.
Marketers should also experiment with diverse ad formats, from short 6-second ads for quick brand recognition to longer, narrative-driven ads for deeper engagement. By testing different creative approaches, brands can identify what resonates most with their audience and refine their strategies accordingly.
The Future of CTV: Trends to Watch
As CTV continues to evolve, several trends are shaping its future. Artificial intelligence and machine learning are enhancing campaign planning, audience targeting, and creative personalization. These technologies enable predictive insights, allowing advertisers to anticipate viewer behavior and optimize ad placements. Additionally, the rise of shoppable ads is transforming CTV into a performance marketing channel, with features like clickable overlays and direct-purchase options driving immediate conversions.
The growing emphasis on attention metrics is another key development. CTV ads consistently outperform online video and display ads in attention units, with scores climbing from 57.55 in Q1 2023 to 69.53 in Q3 2024. This shift underscores CTV’s ability to capture and retain viewer focus, making it a critical component of performance-driven campaigns.
Capitalizing on CTV’s Momentum
Connected TV advertising represents a transformative opportunity for brands to engage with audiences in a precise, measurable, and impactful way. By leveraging advanced targeting, interactive formats, and robust analytics, advertisers can create campaigns that resonate with viewers and drive tangible results. As streaming continues to dominate the media landscape, those who embrace CTV as a core pillar of their strategy will be well-positioned to stay ahead of the curve. The key lies in understanding audience behaviors, optimizing creative and placement strategies, and integrating CTV into a holistic media mix to deliver meaningful connections and measurable outcomes.