The Comdial DX-80 and DX-120 are popular digital phone systems released by Comdial Vertical. The Comdial DX-80 is the older phone system designed to be a small business phone system that provided key features at a reasonable price. The Comdial DX-120 (Edge 120) is the newer digital phone system designed around the Comdial Edge 120 (7261-00) phone.
Comdial phone system size and user support...
The Comdial Edge 120 (DX-120) phone system is the larger of the two systems. While both systems ship as relatively small systems suitable for office user, the DX-120 can support more users. The DX-120 can support up to 40 CO lines, 80 digital stations, and 8 analog stations. The DX-80 can only support up to 16 lines, 48 digital stations, and 8 analog ports or 16 lines, 32 digital stations, and 16 analog ports.
| DX-80 | DX-120 | |
| CO Lines | 16 | 40 |
| Digital Stations | 48 (or 32*) | 80 |
| Analog Stations | 8 (or 16*) | 8 |
So what's the differences?
The Comdial DX-80 phone system is set up to use the DX-80 digital phone (7260-00). This phone is a highly programmable phone with thirty buttons. The Comdial 7260-00 can also be supported on the Comdial Edge 120 phone systems.
The Comdial Edge supports a range of digital phones, including the 7260-00 as mentioned earlier. The DX-120 phone (7261-00) is also supported by the system, offering an upgraded more modern appearance. The 7261-00 is not backwards compatible with the older phone system. A cordless Edge 120 phone is also supported by the newer phone system.
