Hosted PBX vs SIP trunking
BASIS
Computed from 8 Cloud phone system (UCaaS) and 1 SIP trunking provider products · last verified 2026-10-28.
Each option is the cheapest qualifying product of its tool type, including add-ons the job requires.
CROSSOVER2.6users, at the cheapest tracked prices
Monthly cost by users
Hosted PBXSIP trunking
Cheapest tracked plan for each option at each volume, including add-ons the job requires.
What each includes by default
FeatureHosted PBXSIP trunking
Auto attendant menu100%0%
Mobile softphone app100%0%
Outbound CNAM registration0%100%
SIP trunks0%100%
Supports desk phones100%0%
Transfers calls to staff100%0%
Voicemail boxes100%0%
Wholesale termination routes0%100%
Works with your existing PBX0%100%
Call recording88%0%
Published international per-minute rates13%100%
STIR/SHAKEN A attestation13%100%
Video meetings88%0%
Audio conference bridge75%0%
Automatic failover routing25%100%
Call queues75%0%
Geo-redundant data centers25%100%
Sends call summaries75%0%
Voicemail to email with transcription75%0%
Dynamic E911 location for remote staff38%100%
International numbers63%0%
Multi-level IVR menus63%0%
Native CRM integration63%0%
Signs a HIPAA BAA63%0%
Business-hours routing rules50%0%
Call transcription50%0%
Desk-to-desk intercom50%0%
Overhead and group paging50%0%
Two-way texting50%0%
Microsoft Teams Direct Routing63%100%
Number porting63%100%
Ring several devices at once63%100%
E911 service75%100%
Toll-free numbers75%100%
Local numbers88%100%
Call forwarding to any number100%100%
Share of each option's qualifying products that include the feature in the base plan.
What teams actually use
Share using sip trunking, by team size. From 9 recorded customer setups.
1 to 100%
11 to 250%
26 to 100100%
Qualifying products at default volume
| Product | Option | Tool type | Monthly cost |
|---|---|---|---|
| Acme CloudPhonesample | Hosted PBX | Cloud phone system (UCaaS) | $100 |
| Dialpad | Hosted PBX | Cloud phone system (UCaaS) | $75 |
| Intermedia Unite | Hosted PBX | Cloud phone system (UCaaS) | $140 |
| Microsoft Teams Phone | Hosted PBX | Cloud phone system (UCaaS) | $50 |
| net2phone | Hosted PBX | Cloud phone system (UCaaS) | $145 |
| RingCentral | Hosted PBX | Cloud phone system (UCaaS) | — |
| Testbed Voice Suitesample | Hosted PBX | Cloud phone system (UCaaS) | $120 |
| Zoom Phone | Hosted PBX | Cloud phone system (UCaaS) | — |
| MakeBelieve Trunkssample | SIP trunking | SIP trunking provider | $49.50 |
Next step for your size
Publication status: not indexed yet
- Decision guide record is a draft
- SIP trunking: 0 of 3 qualifying products with costs (draft and sample products excluded)