English debate competitions have gained widespread attention as an innovative language learning tool in recent years. This study explores the impact of English debate on learners’ listening, speaking, reading, and writing skills, as well as their critical thinking and teamwork abilities. Using empirical research methods such as surveys, interviews, and performance evaluations, this study finds that participation in English debates not only improves students’ English proficiency but also significantly enhances their ability to think critically and collaborate effectively. By integrating recent literature, the research further examines the actual impact of English debate competitions on language learning and their application in educational contexts.