Statement:
The level of criminal activities is lower in Slovenia than in Serbia

In the The Most Criminal Countries rating Slovenia holds position #128 2022 out of 139 and Serbia is #93 out of 139 2022.
Position of Slovenia is better than position of Serbia.
Slovenia is an outsider of the "The Most Criminal Countries" rating. So in most cases, you can feel safe and unlikely will face a criminal, compared to Serbia

Referencies:

  1. The Most Criminal Countries 2022 by Numbeo
    The countries in the rating sorted by 'Crime Index' in descending order.
    Serbia 'Crime Index' value is 38.18
    Slovenia 'Crime Index' value is 23.17