Current QF 787-9 is 42/28/166
United in their 787-10 are 44/21/253, but their J is quite dense and that config is not premium dense enough for QF. Based of SQ, 36 J fits within the same space of uniteds 44.
In a QF config, I could see the 787-10 seating 48/35/199 which is +6J, +7W and +33Y...