We have the Corbin. My wife finds it very comfortable and it did a great job of making it easier for her not to slide into me. But it doesn't do much for getting her higher, at least not to the point of being able to see over me or anything.
2001 BMW R1150GS, 2007 Yamaha FJR1300A
2009 BMW F650GS, 2012 Ducati Monster 796