Hearing: Degree of Hearing Loss Download English & Chinese PDF, 524KB, PDF The different degrees of hearing loss include: Mild Loss (25 to 40 dB)Moderate Loss (41 to 55 dB)Moderately-Severe Loss (56 to 70 dB)Severe Loss (71 to 90 dB)Profound Loss (>90 dB) [Please download the PDF file if you are unable to view the image below.]