Celebrity endorsement has long been an important marketing tool, evolving continuously with technological advancements. This article provides an overview of the differences between traditional and virtual celebrity endorsements, focusing on their respective characteristics, advantages, and limitations. Traditional celebrity endorsements leverage the credibility, attractiveness, and presentation skills of celebrities to enhance brand awareness and consumer trust. However, they face challenges such as high costs, reputational risks, and limited adaptability. In contrast, virtual celebrity endorsements, ranging from AI-generated personas to celebrity avatars, offer cost efficiency, stability, and global scalability while maintaining a futuristic and innovative image. Despite their growing popularity, virtual endorsements also face issues such as the “uncanny valley effect” and emotional limitations. This study further explores the strategies for selecting endorsers and analyzes the effects of using both endorsements simultaneously to optimize marketing outcomes. By analyzing the application of emerging technologies such as artificial intelligence (AI), virtual reality (VR), augmented reality (AR), and metaverse, this article provides insights into the future trends of endorsement strategies, enabling brands to achieve effective communication and sustained competitive advantages in the digital age.