| Feature | Toshiba CIX | NEC IPK II |
| Browser Based Administration | Requires optional server ($$$) | Standard, just assign an IP address |
| Conference Calling | Max of 8 users, 6 outside | Up to 32 users; optional 16 port conference card |
| Daylight Savings Time Adjustment | Manual | Automatic |
| E-911 | Generates an SMDR record at the start of the call | Rings selected phones at 911 button to barge in and listen |
| Headset Jack | Requires optional adapter for digital phones | Standard Feature |
| IP Networking - Fax supported | No | Yes |
| Last Number Redial | Yes, last number only | Yes, up to last 10 numbers shown on the scren |
| PC Console | Yes | Yes |
| Remote software updates? | Requires SD or SM card | Standard |
| Backup data over IP | Standard | Standard |
| Station Display | 2 line display; 24 characters | 3 line display, 24 characters |
| Station Display Screen | Fixed Position | Screen Tilts to avoid glare |
| Phone Tilt Stand | Optional for digital; standard on IP phones | Built into the phone. |