Honolulu is 119% more expensive than Columbia.
When comparing Honolulu, HI and Columbia, SC, the overall cost of living indices are 175 and 80 respectively (national median = 100). Rent is $625/month cheaper in Columbia, saving renters about $7,500/year.
Median household income is $29,775/year higher in Honolulu. Home values also differ significantly — the median in Honolulu is $834,100 compared to $243,500 in Columbia.
South Carolina has a lower income tax rate, making Columbia slightly more tax-friendly.
Honolulu vs Columbia — common questions
Other cost of living comparisons for Honolulu and Columbia