if your stay will be weekdays, rooms can be cheaper.
weekend rates are always higher in costs.
connecting rooms would work best for your group.
if you need to cut some costs, book 2 nights at hrh and get the free unlimited express pass usage.
on the third day, check out of hrh and move to Cbay hotel.
your express pass from hrh will continue with you on that third day util you leave the parks on day three.
you still will have early entry rights when you swith to the value hotel from the deluxe.
book the room at Cbay that accomodates 6 in the room.