More people tuned in to watch the All Blacks quarterfinal match than the Rugby World Cup opening ceremony.
Nielsen television viewership figures show 1.8 million people aged over five watched the All Blacks beat Argentina 33-10 at Eden Park last night.
That was some 100,000 more than the Rugby World Cup opening ceremony and first match between the All Blacks and Tonga, which attracted almost 1.7m viewers
Sky Sport got the biggest share of viewers, with 628,450 people tuning in last night, followed by Maori Television with 501,500 viewers.
TV One and TV3 had 441,960 and 236,060 viewers respectively.
Sunday's earlier quarterfinal match, in which the Wallabies beat the Springboks 11-9, attracted 1.1m viewers.
On Saturday, 1.2m viewers tuned in to watch France beat England 19-12 in their quarterfinal match, while 923,240 viewers watched Wales beat Ireland 22-10.