Trying to decide between Sideline and 3CX? Both are industry-leading solutions, but which one is the best fit for your business? In this detailed comparison, we evaluate their features, pricing, ease of use, and customer support to help you make an informed choice. Whether you need advanced automation, better scalability, or user-friendly interfaces, this guide breaks down everything you need to know to select the right software for your needs.
Explore other software products that may fit your needs before making a final choice.
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Compare ratings, pricing, descriptions, buyer fit, integrations, category features, product details, alternatives, and SoftwareWorld’s final conclusion with Sideline on the left and 3CX on the right.
Sideline
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3CX
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See ratings, free-trial availability, starting price, and a short description for each product in two dedicated columns.
Software
Sideline is a powerful business phone systems software designed to provide businesses with a second phone number for work, allowing them to separate personal and professional calls. The platform offers...
Read more about Sideline
Software
3CX is a versatile, software-based PBX (Private Branch Exchange) solution designed to manage business communications. It supports both VoIP (Voice over Internet Protocol) and traditional phone lines. 3CX offers features...
Read more about 3CXOpen any shared category to compare the features selected under that category for both products.
Features shown here belong only to the Business Phone Systems Software category.
| Feature | Sideline | 3CX |
|---|---|---|
| Employee Directory | Listed | Listed |
| Call Monitoring | Listed | Listed |
| Auto-Dialer | Listed | Listed |
| IVR/Voice Recognition | Listed | Listed |
| Call Transfer | Listed | Listed |
| Call Recording | Listed | Listed |
| Voice Mail | Listed | Listed |
| Call Logging | Listed | Listed |
| Mobile Access | Listed | Listed |
| Call Routing | Listed | Listed |
| Virtual Call Center | Listed | Listed |
| Video Conferencing | Listed | Listed |
| Queue Management | Listed | Listed |
| Automated Attendant | Listed | Listed |
| PBX | Listed | Listed |
| Artificial Intelligence | Not listed | Listed |
Features shown here belong only to the Telephony Software category.
| Feature | Sideline | 3CX |
|---|---|---|
| Call Center Management | Listed | Listed |
| Call Transfer | Listed | Listed |
| Computer Telephony Integration | Listed | Listed |
| VoIP | Listed | Listed |
| Voice Mail | Listed | Listed |
| Reporting/Analytics | Listed | Listed |
| Caller ID | Listed | Listed |
| Call Monitoring | Listed | Listed |
| Call Recording | Listed | Listed |
| Multi-Channel Communication | Listed | Listed |
| Auto-Dialer | Listed | Listed |
| IVR/Voice Recognition | Listed | Listed |
| Call Routing | Listed | Listed |
| Automatic Call Distribution | Listed | Listed |
| Artificial Intelligence | Not listed | Listed |
Features shown here belong only to the VoIP Software category.
| Feature | Sideline | 3CX |
|---|---|---|
| IVR/Voice Recognition | Listed | Listed |
| Call Screening | Listed | Listed |
| Caller ID | Listed | Listed |
| Call Routing | Listed | Listed |
| Call Monitoring | Listed | Listed |
| Contact Management | Listed | Listed |
| SIP Trunking | Listed | Listed |
| Computer Telephony Integration | Listed | Listed |
| Call Recording | Listed | Listed |
| Call Center Management | Listed | Listed |
| Call Transfer | Listed | Listed |
| Reporting & Statistics | Listed | Listed |
| Auto-Dialer | Listed | Listed |
| Automatic Call Distribution | Listed | Listed |
| Mobile Access | Listed | Listed |
| Voice Mail | Listed | Listed |
| Call Tracking | Listed | Listed |
| Artificial Intelligence | Not listed | Listed |
Compare deployment, device support, pricing model, support channels, and target company size for both products.
Explore alternatives to Sideline and 3CX before making a final choice.
Explore other software products that buyers may consider instead of Sideline.
Explore other software products that buyers may consider instead of 3CX.
This comparison brings public profile information, category-specific feature selections, review visibility, and clearly labeled sponsored placements together in a structured format so you can evaluate both products with confidence.
Each section keeps Sideline and 3CX in clearly separated columns so you can compare equivalent information without losing context.
Shared categories open into their own feature comparisons, helping you review use-case-specific capabilities rather than only broad product claims.
Sponsored products stay outside the detailed comparison, and paid placements are clearly labeled so the core comparison remains focused on Sideline and 3CX.
Profile pages, category pages, integrations, and alternatives are linked throughout the page so you can continue your research from the same comparison.
