It would clarify the issue to use a more specific category, rather than the broad category of 'disc brakes.'

There are significant differences among the different companies and models.

These include some major differences in reliability and durability, ease of adjustment, soundness of design and engineering, feel and modulation, quality of construction, simplicity/complexity, frequency of maintenance and repairs, and mtbf, among others.

Some are easier to learn about and easier to service.