As per International Monetary Fund (IMF) 2019 estimates, the GDP (nominal) of South Sudan is USD 3,151 million. Currently (2019), the world rank of South Sudan is 159 in terms of GDP Nominal.
On the other hand, as per 2019 estimates by International Monetary Fund, the GDP (PPP) of South Sudan is USD 21,435 Million. This is 0.02% of World. South Sudan on this basis has a global rank of 140.