Oklahoma City is 30% cheaper than St. Petersburg.
When comparing Oklahoma City, OK and St. Petersburg, FL, the overall cost of living indices are 74 and 106 respectively (national median = 100). Rent is $459/month cheaper in Oklahoma City, saving renters about $5,508/year.
Median household income is $6,416/year higher in St. Petersburg. Home values also differ significantly — the median in Oklahoma City is $215,100 compared to $331,500 in St. Petersburg.
Florida has no state income tax, giving St. Petersburg residents a significant tax advantage over Oklahoma City's 4.75% rate.
Oklahoma City vs St. Petersburg — common questions
Other cost of living comparisons for Oklahoma City and St. Petersburg