Learning the importance of knowing ielts band details part 1 Knowing the IELTS band details is important for several reasons: Understanding your IELTS score: The IELTS band score ranges from 0 to 9, with 9 being the highest score. Knowing the band score details will help you understand your score better, and how it relates to your English language ability. Meeting the language requirements for universities and organizations: Many universities and organizations require a specific band score as a