The official estimate for United Kingdom's GDP was $3.203 trillion at the end of 2023 in puchasing power partity terms.
World Economics has developed a database presenting GDP in Purchasing Power Parity terms with added estimates for the size of the informal economy and adjustments for out-of-date GDP base year data. World Economics estimates United Kingdom's GDP to be $3.526 trillion - 10% larger than official estimates.
2023 data is based on IMF growth rate estimates applied to World Economics GDP data.
United Kingdom's data is highlighted in the table below, use the filter and sort order options to allow easy comparison with other countries.
Data source: World Economics Research, London