Cost of living in Palmerston North (New Zealand) is 70% more expensive than in Zapopan (Mexico)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 476 prices entered by 37 different people.
For example, you would need at least Mex$ 86,954 (NZ$6,758) in Palmerston North to maintain the same standard of living that you can have with Mex$ 51,000 in Zapopan.