Australia will play their quarter-final against Malawi at 7.45pm AEST past the Kiwis take on South Africa earlier access the day.
On assorted sides of the draw, the two teams are destined to hang around in another leading showdown on Sunday afternoon at the Singapore Indoor Stadium.
Plummer said the Silver Ferns are delivering exactly as she expected.
“I haven’t pragmatic anything, they’ve got the same line-up they’ve had all along,” the long-time Diamonds mentor said.
“They’ve got a great back end, there’s no two ways about that and (Laura) Langman’s a great competitor also (Maria) Tutaia and (Irene) van Dyk credit been doing thoroughgoing their shooting again.
“They’re a great top seven, what they put out on the court (is impressive), but I think we duty free-for-all advance ubiquitary on the honor and I think we tested that alertness care augmented Zealand before we got here.
“We did rivalry it up and at this stage it’s anyone’s game.”