Statement:
The level of criminal activities is lower in Qatar than in Singapore

In the The Most Criminal Countries rating Qatar holds position #136 2022 out of 139 and Singapore is #114 out of 139 2022.
Position of Qatar is better than position of Singapore.
Qatar 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 Singapore

Referencies:

  1. The Most Criminal Countries 2022 by Numbeo
    The countries in the rating sorted by 'Crime Index' in descending order.
    Qatar 'Crime Index' value is 14.15
    Singapore 'Crime Index' value is 27.22