The bulk of foil razors need changing external foil at most when a year and the internal blades typically every two years. Some rotary shavers might require replacement blades when a year. The long-range cost is negligible in comparison to a mechanical razor and its related costs
You are going to find most power razors do not require shaving cream. This reduces maintenance expenses as shaving treatments are extremely pricey, and it is time effective.
An electric powered shaver is a lightweight plus more convenient to wear when traveling.
The definite benefit of an electric shaver is the absence of cuts, nicks, and skin problems.