I did look at the Sentra. It has 3 star front, 3 star side, and 4 star rollover with 4 star overall (the Versa Hatchback is 3* front, 2* side, 4* rollover, 2* overall). I do not know if the comparisons have any validity, but it is all we've got at the moment.
I thought folks here would like to...