Oakland is 79% more expensive than San Bernardino.
When comparing Oakland, CA and San Bernardino, CA, the overall cost of living indices are 195 and 109 respectively (national median = 100). Rent is $484/month cheaper in San Bernardino, saving renters about $5,808/year.
Median household income is $33,381/year higher in Oakland. Home values also differ significantly — the median in Oakland is $924,700 compared to $384,900 in San Bernardino.
Both cities share the same state tax structure since they are in California.
Oakland vs San Bernardino — common questions
Other cost of living comparisons for Oakland and San Bernardino