More than half of those surveyed in the latest RNZ-Reid Research poll could be persuaded to vote for a different party, and it is Opportunity which could benefit most.

With Opportunity on the rise, new polling from RNZ shows the party's supporters are far more keen on a Labour-led government than a National-led one.

With Opportunity on the rise, new polling from RNZ shows the party's supporters are far more keen on a Labour-led government than a National-led one.