Statement:
An average person in Guatemala drinks less alcohol than in South Africa

In the Alcohol average daily consumption rating Guatemala holds position #132 ²⁰¹⁶ out of 189 and South Africa is #6 out of 189 ²⁰¹⁶.
Position of Guatemala is better than position of South Africa.
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 Guatemala

Referencies:

1. Alcohol average daily consumption ²⁰¹⁶ by WHO

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

   Guatemala	'Both sexes' value is	19.4
   South Africa	'Both sexes' value is	64.6