Originally Posted by UpgradeMe
Plus 2 x 500 Platinum amenity. Plus another 8,000 points if you used your SPG Amex.
The plat amenity is a major wild card in the comparison. As the 8k was with only 2 stays that's only a 1000 bonus points. But if your stays were more average, say $500 per stay, that 8k would have resulted from 16 stays or an additional 8K points.