Coralogix and Grafana Cloud are both prominent observability platforms, but they differ significantly in terms of features, cost optimization, and user experience. Coralogix offers a comprehensive and transparent pricing model based solely on data volume, allowing unlimited active users and dashboards, and features the TCO Optimizer for significant cost savings of up to 70%. In contrast, Grafana Cloud employs a tiered pricing model that includes additional fees for enterprise support and active users, which can lead to less predictable costs. Coralogix also provides prebuilt dashboards and faster customer support with a 15-second median response time, whereas Grafana Cloud requires users to build custom dashboards, potentially delaying time-to-value. Additionally, while Grafana's logging solution, Loki, may face performance issues with high cardinality data, Coralogix fully indexes frequent search logs for enhanced reliability and flexibility, making it a compelling option for large data volumes and diverse use cases.