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200 -1500 users VoIP PBX phone systems comparison

Feature / ModelCXR3000 / XR3000CXE3000 / XE3000 Blue Steel CXT3000Blue Steel CXT4000Software PBX (CompletePBX virtual machine)
For businesses with standard telephony requirements, where telephone traffic is typically at 40% usage, the XR series provides a reliable and cost-effective solution for three sizes of organizations.For businesses whose call volumes are higher than 40%, and/or are running additional applications which mandate a more powerful phone system, and/or have stricter policies about networking and reliability, the XE series is the right choice.Blue Steel CXT3000 / CXT4000 IP-PBXBlue Steel CXT3000 / CXT4000 IP-PBXdownload-software-pbx
Max. capacity (users)1000100010001500up to 5000 users, licensed per amount of extensions
Max. concurrent calls (SIP only)325550550880based on resources
Max. concurrent calls (PRI + FXS)300480480750-
Max. analog ports (FXS, FXO)800800800960via gateway
Max. digital ports
BRI ISDN16161616via gateway
E1/T1 PRI, E1 R2, T1 CAS8161624via gateway
Ethernet ports2-3 x 1 GB2-3 x 1 GB2-3 x 1 GB2-3 x 1 GB-
Mass storage320 GB/ 1 TB / 64 GB SSD320 GB/ 1 TB / 64 GB SSD320 GB/ 1 TB / 64 GB SSD320 GB/ 1 TB / 64 GB SSD-
Hot Swappable Disksimage001image001image003image003-
RAID1 (2 HDDs)image001image003image003image003-
Intelligent Platform Mgmt Interface
(IPMI)
image003image003image003image003-
Hardware Echo Cancellationoptionaloptionaloptionaloptional-
Analog Line Failoveroptionaloptionalimage001image001-
Rapid Recoveryimage003image003image003image003VM snaphot
Internal backup and restoreimage001image003image003image003VM snaphot
Power supply notificationimage001image003image003image003-
Front panel LCD and keypadimage001image003image003image003-
Front panel USB accessimage001image003image003image003-
Power supplyInternalInternalInternalInternal-
Hot swappable power supplyimage001image001image003image003-
Size19" 2U19" 2U19" 2U19" 2U-
Fan redundancyimage001image003image003image003-
Astribank power feedimage001image001image003image003-
SoftwareCompletePBX5 software, free upgrade under warranty, or ElastixCompletePBX5 software, free upgrade under warranty, or ElastixCompletePBX5 software, free upgrade under warranty, or ElastixCompletePBX5 software, free upgrade under warranty, or ElastixCompletePBX VM, available for VMware, Hyper-V and Oracle VirtualBox
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