| Feature | Toshiba CIX | NEC 2000 IPS |
| Alternate Routing | Bypass when circuits are down | Bypass when circuits are down or local trunks busy. |
| Centralized SMDR | Yes | Yes |
| Centralized Voice Mail | Release 4.0 or higher | Standard |
| Conference Calling | Max of 8 users, 6 outside | Up to 32 users with optional conference card |
| E-911 | Generates an SMDR record at the start of the call | Rings selected phones at 911 button to barge in and listen |
| Flexible Station Numbering | Yes | Yes |
| Group Call | Not Available | You can ring up to 32 phones for emergencies etc. |
| Headset Jack | Requires optional adapter for digital phones | Standard Feature |
| IP Networking - Fax supported | No | Yes |
| IP Networking # of nodes | Max of 128 | Max of 256 |
| Link Alarm | ? | Indicator light at selected phones if IP network is down |
| PC Console | Yes | Yes |
| Remote (over IP) software updates? | Requires SD or SM card | Standard |
| Remote Backup over IP | Standard | Standard |
| Remote Shelf - Distance Required | Max of 3 Kilometers | Quality Bandwidth required = T-1 or better |
| Remote Shelves | Max of 6 with CIX 670 | Up to 30 |
| Station Display | 2 line display; 24 characters | 3 line display, 24 characters |
| Third Party SIP Phone Support | Yes | Future |
| Phone Tilt Stand | Optional | Built into the phone, plus LCD screen pivots. |
| Traffic Reports | Yes, up to one week. | Yes |