Statistics: Mean Opinion Score (MOS)

The MOS or Mean Opinion Score is a standard rating based on latency, jitter and loss of how well an internet connection will perform for voice calls.

The Scale

3 Stars Very Good 4.3-5.0
2.5 Stars Good 4.0-4.3
2 Stars Just Ok 3.6-4.0
1.5 Stars Bad 3.1-3.6
1.0 Star Very Bad 2.6-3.1
0.0 Stars Not Recommended 1.0-2.6