San Diego is 60% more expensive than Vancouver.
When comparing San Diego, CA and Vancouver, WA, the overall cost of living indices are 197 and 123 respectively (national median = 100). Rent is $591/month cheaper in Vancouver, saving renters about $7,092/year.
Median household income is $26,165/year higher in San Diego. Home values also differ significantly — the median in San Diego is $848,500 compared to $440,300 in Vancouver.
Washington has no state income tax, giving Vancouver residents a significant tax advantage over California's 13.3% rate.
San Diego vs Vancouver — common questions
Other cost of living comparisons for San Diego and Vancouver