Statement:
In French Polynesia, mobile Internet is on average less expensive than in Costa Rica

In the Most expensive mobile internet rating French Polynesia holds position #126 ²⁰²² out of 204 and Costa Rica is #75 out of 204 ²⁰²².
Position of French Polynesia is better than position of Costa Rica.
Both countries holds average positions in the "Most expensive mobile internet" rating. So Average price of 1GB (USD) is an average for both French Polynesia and Costa Rica, 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.

   Costa Rica	'Average price of 1GB (USD)' value is	2.17
   French Polynesia	'Average price of 1GB (USD)' value is	0.74