| Feature | Basic Monitoring | Enhanced Monitoring |
|---|---|---|
| Interval | 1 or 5 minutes | 1–60 seconds |
| Metrics | DB-level only (CPU, IOPS, connections) | OS-level (RAM, disk I/O, processes) |
| Agent Needed | No | Yes (AWS-managed) |
| Logs Destination | CloudWatch | CloudWatch Logs |
| Cost | Free | Pay for Logs usage |