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Head-to-head · Business Phone Systems

Zoom Phone vs 3CX

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Zoom Phone #1 in Business Phone Systems 9.2/10 Paid ✓ 3 of 3 features Visit Zoom Phone
3CX #6 in Business Phone Systems 8.5/10 Free plan Free plan✓ 3 of 3 features Visit 3CX

Zoom Phone leads on 0 checks, 3CX on 1, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreZoom Phone · 9.2/10
  • Free planonly 3CX

Zoom Phone scores higher on our rubric for business phone systems: 9.2 against 8.5 out of 10; our editors rank them #1 and #6.

3CX offers free plan; Zoom Phone doesn't. On call routing, Zoom Phone gives you Custom where 3CX offers Advanced.

Zoom Phone is the better fit for businesses wanting low-cost, broad cloud calling. 3CX is the better fit for teams wanting maximum PBX breadth and flexibility.

  • Zoom Phone fits best

    Businesses wanting low-cost, broad cloud calling

  • 3CX fits best

    Teams wanting maximum PBX breadth and flexibility

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Zoom Phone 9.2/10 Visit ↗ 3CX 8.5/10 Visit ↗
At a glance
Editor score 9.2 8.5
Ranking #1 in Business Phone Systems #6 in Business Phone Systems
Best for Businesses wanting low-cost, broad cloud calling Teams wanting maximum PBX breadth and flexibility
Pricing model Paid Free plan + paid
Starting price $10/user/mo $300/yr
Free plan — ✓ (best)
Free trial — —
Deployment Cloud, Desktop, Mobile Cloud, Self-hosted, Desktop, Mobile
Platforms Web, Windows, macOS, Linux, iOS, Android Web, Windows, macOS, Linux, iOS, Android
Support Phone, Community, Docs Community, Docs
Integrations 7 integrations 10 integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Zoom Phone 3/3 · 3CX 3/3
Auto attendant ✓ ✓
Voicemail transcription ✓ ✓
Desktop and mobile apps ✓ ✓
Specs
Included users Not checked yet 40 users
Business numbers Multiple Not checked yet
Call routing Custom Advanced
Our review
Pros
  • Cloud PBX with metered, unlimited, and global calling plans
  • Routing, auto receptionists, IVR, queues, shared lines, and forwarding
  • Desktop, mobile, web, API access, and broad business integrations
  • Free plan supports up to 40 users
  • Advanced call flows, IVR, queues and routing scripts
  • Broad apps, integrations, messaging and deployment options
Cons
  • There is no free plan
  • The $10 plan uses metered calling
  • Pricing varies by region, plan, billing cycle, and bundling
  • Paid pricing is billed annually per system
  • Free edition is limited to very small deployments
  • Business numbers generally require a SIP trunk provider
Our verdict

Zoom Phone is a cloud-based business phone system for organizations that need business calling across desktop, mobile, web, and compatible desk-phone devices. It combines business numbers, domestic and international calling, SMS and MMS,…

Read the review →

3CX is a software-based business communications platform for organizations that need PBX calling, contact center capabilities and flexible deployment. It combines SIP trunk support, auto attendants, multi-level IVR, call queues, ring…

Read the review →
  1. Zoom PhoneBusiness Phone Systems 9.2Paid
  2. 3CXBusiness Phone Systems 8.5Free plan

Strengths and trade-offs

  • Zoom Phone — where it wins

    • Cloud PBX with metered, unlimited, and global calling plans
    • Routing, auto receptionists, IVR, queues, shared lines, and forwarding
    • Desktop, mobile, web, API access, and broad business integrations

    Where it doesn't

    • There is no free plan
    • The $10 plan uses metered calling
    • Pricing varies by region, plan, billing cycle, and bundling
  • 3CX — where it wins

    • Free plan supports up to 40 users
    • Advanced call flows, IVR, queues and routing scripts
    • Broad apps, integrations, messaging and deployment options

    Where it doesn't

    • Paid pricing is billed annually per system
    • Free edition is limited to very small deployments
    • Business numbers generally require a SIP trunk provider

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update