Statement:
An average person in South Africa drinks more alcohol than in Guinea

In the Alcohol average daily consumption rating South Africa holds position #6 ²⁰¹⁶ out of 189 and Guinea is #141 out of 189 ²⁰¹⁶.
Position of South Africa is worse than position of Guinea.
South Africa is leader of the "Alcohol average daily consumption" rating. So people in South Africa are more likely to experience problems related to the consumption of alcohol in social, healthcare, and economical areas, compared to Guinea

Referencies:

1. Alcohol average daily consumption ²⁰¹⁶ by WHO

   The countries in the rating sorted by 'Both sexes' in descending order.

   Guinea	'Both sexes' value is	12.5
   South Africa	'Both sexes' value is	64.6