Oh yes, much different. The hair shaper blade is much sturdier than the half-DE blade. It’s similar to an injector or Artist Club blade, but with a much higher profile, so they don’t need a clamping mechanism that holds the blade near the cutting edge like the modern Artist Club and injector Shavettes.

As a result, the hair shaper blades allows for designs that allow you to use the full range of angles that a hollow ground would without the flimsiness of half-DE shavettes. The blade is firm like fixed blade without the angle constraints of Artist Club shavettes. Really it’s the best disposable open blade razor design I have experienced.

Just make sure to stay away from Personna hair shaper blades. They feel scrapy