Chose SolarWinds Security Event Manager (SEM)
The compare well against the others - the pricing models for all but Splunk (free version) are based on EPS/TB consumed... the problem they pose is guesstimating the price tag per month. SolarWinds Security Event Manager gets around that.
Independently Invited by TrustRadius
A de minimis incentive was given to thank the reviewer for their time. The incentive was not used to bias or drive a particular response, nor was the incentive contingent on a positive endorsement. More Info