Smaller with fewer people sharing a common space and better amenities. The differences between the two designs are vast. Also a lot of people complain about the lack of windows in the rooms but give it a positive review because of amenities. I've talked more about the differences in other comments I won't rehash.
https://news.ycombinator.com/item?id=29163183
https://news.ycombinator.com/item?id=29163362