Statement:
You will be less safe in Nigeria than in Guinea

In the Safest countries rating Nigeria holds position #142 ²⁰²² out of 161 and Guinea is #122 out of 161 ²⁰²².
Position of Nigeria is worse than position of Guinea.
Nigeria is an outsider of the "Safest countries" rating. It could be dangerous. So you need to take additional actions and not to be frivolous, compared to Guinea

Referencies:

1. Safest countries ²⁰²² by GLOBAL PEACE INDEX

   The countries in the rating sorted by 'Score' in ascending order.

   Guinea	'Score' value is	2.33
   Nigeria	'Score' value is	2.73