Statement:
Montenegro has a higher Human Development Index than Tonga

In the Human Development Index rating Montenegro holds position #50 ²⁰²¹ out of 187 and Tonga is #94 out of 187 ²⁰²¹.
Position of Montenegro is better than position of Tonga.

Referencies:

1. Human Development Index ²⁰²¹ by United Nations

   The countries in the rating sorted by 'Human Development Index' in descending order.

   Montenegro	'Human Development Index' value is	0.83
   Tonga	'Human Development Index' value is	0.74