Statement:
The level of criminal activities is lower in Iceland than in Monaco

In the The Most Criminal Countries rating Iceland holds position #125 ²⁰²² out of 139 and Monaco is #123 out of 139 ²⁰²².
Position of Iceland is better than position of Monaco.
Both countries are outsiders of the "The Most Criminal Countries" rating. So in most cases, you can feel safe and unlikely will face a criminal, compared to most countries of the World.

Referencies:

1. The Most Criminal Countries ²⁰²² by Numbeo

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

   Iceland	'Crime Index' value is	24.30
   Monaco	'Crime Index' value is	24.92