Supersonic / MTN Underdelivery

I have moved from Telkom Fibre to Axxess Fibre and now to Supersonic Fibre. Unfortunately all the service providers are just as bad, overselling and under delivering. Telkom sold me 10mb/s but were providing 8mb/s, Axxess service never reached above 6 mb/s and Supersonic on a 20mb/s never reaches over 17mb/s when it is working.

This complaint is to Supersonic as the service is very disruptive. The service is down but status indicator says online. The techs have the standard response, switch off and after a minute back on with no luck of the service coming back. The fibre connection indicates no problem so I am assuming it is overselling bandwidth and customers being dropped when bandwidth capacity is reached. With Covid, most people are working from home, so bandwidth is in demand.

I thought Supersonic being backed by MTN, it would be a better connection, unfortunately it is not