Best Rate Guarantee New Zealand! Millennium Hotels and Resorts New Zealand endeavours to provide guests with the most competitive rates possible. Consequently our website provides the best room rates available for stays within our New Zealand hotels. How does Best Rate Guarantee Work? We guarantee that the rates on our website are the best room rates available for stays at our New Zealand hotels. If you find a lower rate* for one of our hotels on another website (within 24 hours of booking) we will match it PLUS give you an additional 15% discount.