Compared to a Cat7 Marriott at 130,000 MR points for a week's stay, the PointSavers at a Ritz Carlton hotel might only be 10,000 more MR points. There is a difference IMO if you really want a special stay, and if you were not using a 'air+hotel; package.
Brian
Code F025: seven-night award in a standard RC guest room for 140,000 points (regularly 175,000 points)