Buying a new car provides a sense of accomplishment and great personal satisfaction. However, when you buy a second-hand or used car for sales in New Zealand you will be able to access the car of your dreams, which would not be within your financial reach as new. Less devaluation - When opting for a used vehicle you will no longer have that heartache when you know that as soon as your car left the stand it is worth significantly less than its initial value. The most significant devaluation of a car occurs in the first 3 years, after which its value decreases more slowly. Ever bought a used car before?