Datadog is an application and website that provides comprehensive monitoring and analytics for networks, applications, and infrastructure. It helps organizations gain visibility into their cloud-based systems and resources, detect issues, and take proactive measures to improve their performance. It includes a dashboard for visualizing data and alerts, a range of integrations with popular tools, and a unified search engine to make it easier to access the data. Additionally, Datadog offers a range of features for monitoring and troubleshooting, such as real-time log management, application performance monitoring, and custom metrics. Furthermore, Datadog provides a range of security features, including user authentication, IP whitelisting, and vulnerability scanning.
Zabbix does not work outside of the StatsD / Graphite base, requires an agent on each monitored instance (instead of sending simple updates via UDP or HTTP), Zabbix cannot adapt to dynamic infrastructure environments.