Economic data and multiple analyses indicate that, historically and on average, the U.S. Economy has performed better under Democratic presidents than Republican presidents.
Democrats better for the economy then republicans.

Democrats Are Better for the US Economy | Mossavar-Rahmani Center for Business and Government
Source: hks.harvard.edu
Key Evidence
Studies from the National Bureau of Economic Research and the Joint Economic Committee show higher GDP growth rates and better economic performance metrics under Democratic presidents since World War II. Multiple analyses confirm that recessions are more frequent under Republican administrations and that Democrats tend to produce stronger job growth and stock market gains.
What the Evidence Shows
A broad range of economic studies and reports from credible sources consistently show that key economic indicators such as GDP growth, job creation, stock market performance, and deficit reduction tend to be stronger during Democratic administrations compared to Republican ones. For example, research from the National Bureau of Economic Research and reports by the U.S. Joint Economic Committee highlight that GDP growth averages around 4.
33% per year under Democrats versus 2. 54% under Republicans since World War II.
Additionally, recessions have predominantly started under Republican presidencies in the modern era. While there are exceptions and periods where Republicans have overseen strong economic performance, the overall long-term trend favors Democrats in terms of economic outcomes.
However, it is important to note that many factors influence economic performance beyond party control, including global conditions and congressional dynamics. Thus, while Democrats have statistically outperformed Republicans economically on average, this does not imply causation or guarantee future results.