[7] The Gauteng Province's total GDP for 2022 was R2.2 trillion (US$ 135 billion), making the province the single largest contributor to South Africa's GDP with a contribution of 33%,[1] despite having only 1.4% of South Africa's land area.

[7] Some of the largest companies in Africa and abroad are based in Gauteng, or have offices and branches there, such as Vodacom,[12] MTN,[13] Microsoft South Africa[14] and the largest Porsche Centre in the world.

Most of the imports come from Asia and Europe, namely from China, Japan, Saudi Arabia, Iran, India, Germany, the United Kingdom, France, Italy and Sweden.

[20] Gauteng exports its goods mostly to Asia and Europe, to countries like China, Japan, India, Germany, Switzerland and the United Kingdom.

However, a significant amount of goods is also exported to the United States of America and to other African countries, such as Zimbabwe, Mozambique and Zambia.