Miami and Richardson have a similar cost of living.
When comparing Miami, FL and Richardson, TX, the overall cost of living indices are 129 and 128 respectively (national median = 100). Rent is $168/month cheaper in Miami, saving renters about $2,016/year.
Median household income is $36,867/year higher in Richardson. Home values also differ significantly — the median in Miami is $475,200 compared to $405,600 in Richardson.
Miami vs Richardson — common questions
Other cost of living comparisons for Miami and Richardson