We have one at work (office cats ftw). I don’t know the model, but knowing the owner I’m positive they didn’t get a cheapo version. In this case it’s worth the money because it does a fairly good job at mixing the litter which seems to help quite a lot with the smell (it gets noticeably better a few minutes after it’s done its thing), since no one is gonna empty it during the day.
I mean, considering how some of them can struggle with ice cubes, you’d need one hell of a (consumer grade) blender to effectively get rid of a body