The two sides were level pegging throughout the match with the world number one Australians only pulling away in the last couple of minutes.
Australia led 17-14 at quarter-time, it was level at 30-all at half time and 44-43 to Australia at three quarter time.
Australia shot 88 percent, while Bailey Mes and Ameliaranne Ekenasio shot only 77 percent for New Zealand.
Ekenasio shot 32 goals and Mes 23.
The Ferns had more intercepts and turnovers but were unable to turn that into an advantage on the score board.