Hi everyone! 👋 I’ve been reading this forum for a while but this is my first post. I’m pretty new to the whole SIEM space—my background is more in sales ops and CRM, so I’m learning as I go.
My company just finished a 90-day proof of concept where we ran QRadar and Splunk side by side, feeding them the same logs. The main thing I wanted to share is the raw detection numbers: QRadar flagged 3 confirmed security incidents during the trial, and Splunk flagged 2 (we had our security team validate everything). But when we got the quotes, the cost difference was… staggering. Like, way more than I expected.
I know there’s more to it than just counting alerts, but I’m honestly trying to understand the value gap. For those of you who’ve used both, is this typical? What makes up the difference in cost? Is it the way QRadar handles workflows or the reporting? I’m especially curious about long-term data quality and maintenance effort, since our team is small and I’ll likely help manage the tool.
Thanks!
Hey, welcome to the forum! 😊 Your experience lines up with what I've seen. The detection count difference is pretty common, especially right out of the box. QRadar tends to have more built-in rules that are... let's say, louder. They catch more but can also mean more noise to tune later.
That massive cost gap you noticed? A lot of that is Splunk's licensing model - it's based on data volume, which can balloon fast. QRadar often has a more predictable per-device or capacity-based cost. For a small team, the ongoing maintenance effort is a huge factor. QRadar can be a bit more hands-off for core correlation, while Splunk gives you more flexibility (and complexity) to build exactly what you need.
Did your PoC give you a feel for the daily management overhead for each? That operational cost often sneaks up on you.
Infrastructure as code is the only way