By Ziv Shay | Updated April 2026
Side-by-side cost of living comparison for 2026
Median Income: $83,454
Population: 1,423,851
Median Income: $60,931
Population: 1,608,139
When comparing San Diego and Phoenix, the overall cost of living differs by 39.4%. San Diego carries a cost index of 165 compared to Phoenix's 100, meaning your dollar stretches 39% further in Phoenix.
Housing is where the most significant gap appears between these two cities. Phoenix has a housing index of 102 compared to San Diego's 210. This 108-point difference translates to substantial monthly savings on rent or mortgage payments in Phoenix.
Phoenix is more affordable across all categories.
Phoenix is more affordable for: Housing, Food & Groceries, Transportation, Healthcare, Utilities, Entertainment, Taxes.
If you earn $60,000 in San Diego, you would need $36,364 in Phoenix to maintain the same standard of living. For a $100,000 salary, the equivalent would be $60,606.
The median household income in San Diego is $83,454 compared to $60,931 in Phoenix. While San Diego has higher incomes, the higher cost of living may offset this advantage.
Safety: San Diego scores 7/10 while Phoenix scores 6/10 in our safety assessment.
Weather: San Diego has an edge in climate with a 10/10 weather score compared to Phoenix's 7/10.
Job Market: Both cities have comparable job markets at 7/10.
Phoenix is the more affordable option overall, but cost is just one factor in deciding where to live. Consider your career opportunities, family needs, and lifestyle preferences alongside the financial comparison. San Diego may justify its higher costs with excellent weather that many residents find worthwhile.
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