PRTG vs Zabbix: Which is best for you?

We've been using it for about 2 years now, and while it has some rough edges on the UI side and the costs add up, it's become an essential tool for our ops team.

When you use some sensors using a specifically SNMP string and a update arrive, your sensor can be down and you need to rebuild all the sensor again to make it work.

The fact that it is open source, it will have a positive effect on our budget and free up resources for staff training and other investments that in turn will positively impact out Zabbix utilization

There are issues with data collection timing and accuracy, occasionally causing delays between the displayed information and actual events.