Statement:
In Colombia, mobile Internet is on average less expensive than in South Sudan

In the Most expensive mobile internet rating Colombia holds position #138 ²⁰²² out of 204 and South Sudan is #67 out of 204 ²⁰²².
Position of Colombia is better than position of South Sudan.
Both countries holds average positions in the "Most expensive mobile internet" rating. So Average price of 1GB (USD) is an average for both Colombia and South Sudan, compared to most countries of the World.

Referencies:

1. Most expensive mobile internet ²⁰²² by cable.co.uk

   The countries in the rating sorted by 'Average price of 1GB (USD)' in descending order.

   Colombia	'Average price of 1GB (USD)' value is	0.49
   South Sudan	'Average price of 1GB (USD)' value is	2.51