Macroeconomics
GDP Deflator Calculator
Calculate the GDP price deflator from nominal and real GDP.
Runs locally
Inputs and results stay in this browser. Currency symbols are illustrative; use any consistent currency.
GDP deflator108.33
Price level above base year8.33%
Formula
GDP deflator = Nominal GDP ÷ Real GDP × 100
How to interpret the result
A deflator of 100 represents the base-year price level. Unlike CPI, the GDP deflator covers domestically produced final goods and services.
Assumptions and limitations
This calculator is an educational estimate, not financial, investment, tax or policy advice. Use consistent units and verify material decisions against primary data and professional guidance.
Last reviewed 2026-07-14. Calculations tested 2026-07-14.