Salary Comparison

AI Engineer Salary:
Boston, MA vs Phoenix, AZ

Side-by-side gross salary, after-tax take-home pay, and purchasing power comparison. Updated June 2026.

Boston, MA
$254,233
/ year
+49%
difference
Phoenix, AZ
$170,711
/ year
Bottom line: Boston wins on all three metrics — higher salary, more take-home pay, and greater purchasing power. How is this calculated? →
Metric
Boston
Phoenix
Median Gross Salary
Annual, before tax
$254,233✓ higher
$170,711
Entry Level
0–2 years experience
$164,411✓ higher
$110,398
Senior Level
8+ years experience
$393,126✓ higher
$263,974
Est. Take-Home Pay
After income tax + FICA
$170,011✓ higher
$113,905
Purchasing Power
Equivalent in median-CoL city
$181,595✓ higher
$175,991
Cost of Living Index
Relative to US median (1.00)
1.40×
0.97×✓ lower
Percentile 10 (Low)
Bottom 10% of earners
$164,411✓ higher
$110,398
Percentile 90 (High)
Top 10% of earners
$393,126✓ higher
$263,974

What if you move from Boston to Phoenix?

Gross salary change
$83,522
49% decrease
Take-home change
$56,106
per year after tax
Purchasing power change
$5,604
equivalent real income

Take-home pay is estimated using 2024 US federal tax brackets (single filer) + 7.65% FICA, or a blended international effective rate. Purchasing power converts gross salary to an equivalent in a US median cost-of-living city (index 1.00×). Full methodology →

Salary Range Comparison

Boston, MA$254,233
P10: $164,411Median: $254,233P90: $393,126
Phoenix, AZ$170,711
P10: $110,398Median: $170,711P90: $263,974

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Frequently Asked Questions

▶Does a AI Engineer earn more in Boston or Phoenix?

The median AI Engineer salary in Boston, MA is $254,233/yr compared to $170,711/yr in Phoenix, AZ. Boston pays 49% more in gross terms.

▶Is a AI Engineer salary worth more in Boston or Phoenix after cost of living?

After adjusting for local cost of living, your Boston salary has the purchasing power of $181,595/yr in a median-cost city, vs $175,991/yr for Phoenix. Boston offers stronger real purchasing power.

▶What is the take-home pay for a AI Engineer in Boston vs Phoenix?

After estimated taxes, a AI Engineer in Boston, MA takes home approximately $170,011/yr, vs $113,905/yr in Phoenix, AZ. These are estimates based on standard federal tax rates and do not account for state/local taxes or deductions.