Cost of living in Hong Kong compared to Mountain View in US

How is the living cost compared to the cost in Mountain View in San Francisco, CA?

Check the comparison from Numbeo: Cost of Living Comparison Between Hong Kong and San Francisco, CA.

You would need around 5,661.56$ (43,916.74HK$) in San Francisco, CA to maintain the same standard of life that you can have with 49,000.00HK$ in Hong Kong (assuming you rent in both cities). This calculation uses our Consumer Prices Including Rent Index.

The Cost of Living Index Rate is also interesting.