Statement:
Iran has lower GDP than Serbia

In the Richest countries rating Iran holds position #138 ²⁰²⁰ out of 191 and Serbia is #81 out of 191 ²⁰²⁰.
Position of Iran is worse than position of Serbia.

Referencies:

1. Richest countries ²⁰²⁰ by World Bank

   The countries in the rating sorted by 'GDP per capita (current US$)' in descending order.

   Iran	'GDP per capita (current US$)' value is	2,756.75
   Serbia	'GDP per capita (current US$)' value is	7,730.69