Cost of living in Santa Cruz, California (United States) is 149% more expensive than in Zapopan (Mexico)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 771 prices entered by 55 different people.
For example, you would need at least Mex$ 137,117 ($7,265) in Santa Cruz, California to maintain the same standard of living that you can have with Mex$ 55,000 in Zapopan.