I have used one each of the schick and the spoiler, but my preference has been the spoiler so far.  The first schick I tried just didn't do much for me, although it did last a while, whereas the spoiler was noticeably smoother than anything else I had used recently.
				
			 
 
		 
 
		 
 
		 
 
		

 
 
		
 
 
		 
 
		 
 
		

 
 
		