There were constant problems with cassette machines - irritation and poorly shaved places. Again, unpleasant sensations were delivered by the price of cassettes .
This razor is a pleasure to use.
Tried many different blades. Cheap blades are usually strictly disposable, and those that come with the kit last a long time, and when they become dull, they don’t “tear”, but simply cut worse. Also, these blades are not only sharp, but also quite "soft".See full review