Out of all the popular cities in New Zealand, Christchurch is the cheapest city to rent a car in at just RM 48/day. Renting a car in Christchurch is 77% cheaper than renting one in Wellington where the per day rate is around RM 198. Other fairly inexpensive cities in New Zealand to get a rental car in are: Auckland (RM 48/day), Queenstown (RM 62/day), and Wellington (RM 198/day). While these cities typically have cheaper prices than the rest of the country, travellers looking to rent a car in Auckland should expect to spend around RM 48/day on their transportation. The most popular city to rent a car in New Zealand is Auckland.