Australia and the Pacific islands are very spread out, but we’ve grouped them together here for convenience. Most Pacific islands have similar prices to Tahiti for basics in the sense that most things are somewhat expensive because almost everything has to be imported from far away.
Even though Australia is a huge country, its main cities mostly have a lot in common and prices tend to be similar among them.
Most of New Zealand's residents live on the North Island while most of the most dramatic sights are on the South Island. Visit both if you have at least a week. Prices are fairly similar all over both islands except that accommodation is obviously more expensive in the most popular tourist areas.
Most Pacific islands have similar prices to Tahiti for basics in the sense that most things are somewhat expensive because almost everything has to be imported from far away.