St. Petersburg is 3% cheaper than San Bernardino.
When comparing St. Petersburg, FL and San Bernardino, CA, the overall cost of living indices are 106 and 109 respectively (national median = 100). Rent is $109/month cheaper in San Bernardino, saving renters about $1,308/year.
Median household income is $9,130/year higher in St. Petersburg. Home values also differ significantly — the median in St. Petersburg is $331,500 compared to $384,900 in San Bernardino.
Florida has no state income tax, giving St. Petersburg residents a significant tax advantage over California's 13.3% rate.
St. Petersburg vs San Bernardino — common questions
Other cost of living comparisons for St. Petersburg and San Bernardino