Below is a chart we created to simplify the differences in business phone solutions. SIP vs PRI vs POTS vs Hosted. As always, if you have any questions please feel free to contact us at 724-658-8300.

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Features

Compare features

Line Type

Hardware

Auto Attendant

Simultaneous Calls

Cellular Pairing

Expandability

Cost of Ownership

Voicemail to Email (Transcribed and Audible)

POTS Line (Plain old Telephone)

Standard Telephone lines. older techonology 


Physical

Standard Phone

Not Available

1

No

Limited

High

No

SIP Trunks

Latest techonolgy that utilizes data packets to transmit voice over exisiting data line

Virtual

Advanced Phones & On Premise Hardware (PBX)

Available

Your Choice

Yes

Quick

Low

Yes

PRI (Primary rate interface)

single line with multiple channels (23 channels)

Physical

Advanced Phones & On Premise Hardware (PBX)

Available

23

Dependant On Hardware

Quick

Medium

Dependant On Hardware

Hosted

similar to Sip but without on premise hardware

Virtual

Advanced Phones with offsite Hardware (Cloud)

Available

Your Choice

Yes

Quick

Low

Yes