The Black Ferns sevens side have been pipped by Australia in the final at the first event of the new World Series season.
New Zealand, without several of their frontline players that featured in the Rugby World Cup triumph, were edged 26-19 by their trans-Tasman rivals in the tournament decider in Dubai.
Trailing 14-12 at halftime, the Black Ferns conceded a further two tries to fall 14 points behind, with Michaela Blyde completing her hat-trick with a consolation try in injury time.
The New Zealand men's team had to settle for bronze after letting a second half lead slip and conceding a try after the fulltime siren in their semifinal against South Africa.
A 31-12 win over the United States secured New Zealand third place.
South Africa won the men's title, beating Ireland 21-5 in the Cup final.
The men's and women's teams now head for Cape Town for next weekend's second round of the World Series.