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Comparison

Xelion vs 3CX

Xelion and 3CX both land on Depends.

Xelion

xelion.com

Depends
Confidence: Medium

Buy if you are a Teams-centric SMB or mid-market firm that wants hosted VoIP plus omnichannel contact and accepts buying through a reseller.

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3CX

3cx.com

Depends
Confidence: Medium

Buy only if you have IT staff to run and patch a VoIP PBX and want cheap simultaneous-call pricing.

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Xelion versus 3CX
CompareXelion3CX
VerdictDependsDepends
Best forTeams-centric mid-market firmsCost-conscious SMBs with in-house IT
Who it's not forTiny teams needing one or two simple phone linesOrgs with no security staff to patch fast
PrivacyISO 27001 certified with a vulnerability disclosure program; two 2025 privilege-escalation CVEs affect its WordPress webchat plugin, not the core platform.10Signed desktop app compromised in a 2023 nation-state supply-chain attack; repeated CVEs and exposure alerts since.15
Support qualityOnly reseller-mediated support signals foundUsers report poor vendor support
Public sentimentPublic reviews are sparse; praise centers on Microsoft integration and apps, while one Reddit user reports softphone problems in Citrix/thin-client environments.¹Splits hard: fans cite price, features, and ease of use, while detractors cite poor support and security baggage.
Biggest gotchaQuote-only pricing; resellers set final cost, so compare multiple quotes⁷Licensed per simultaneous call, not per user . misestimate and calls block or you overpay

Pick Xelion when

  • Teams-centric mid-market firms
  • Omnichannel customer contact teams
  • MSP/reseller-led deployments
  • Staff needing mobile and desktop softphones

When Xelion is not a fit

  • Tiny teams needing one or two simple phone lines
  • Buyers who demand transparent published pricing
  • Teams without a reseller or IT partner to deploy it
  • Anyone already all-in on Teams Phone

Pick 3CX when

  • Cost-conscious SMBs with in-house IT
  • MSPs managing phone systems for clients
  • Teams replacing legacy Avaya-style PBXs
  • Self-hosters wanting SIP control

When 3CX is not a fit

  • Orgs with no security staff to patch fast
  • Buyers needing reliable vendor support
  • Non-technical teams wanting plug-and-play phones
  • Security-sensitive orgs post-supply-chain-attack

Sources

  1. Xelion Review - Strong Microsoft Integration and Apps (UC Today)uctoday.com
    review
  2. Xelion Software Pricing, Alternatives & More (Capterra)capterra.com
    review
  3. Xelion Alternatives (G2)g2.com
    review
  4. 3CX vs Xelion comparison (Activ Comms)activacomms.au
    review
  5. IGEL thin client + Citrix + Xelion softphone issues (Reddit)reddit.com
    review
  6. Xelion for Microsoft Teams (Microsoft Marketplace)marketplace.microsoft.com
    official
  7. Xelion pricing page (quote request)xelion.com
    official
  8. Xelion omnichannel communication pagexelion.com
    official
  9. Xelion ISO 27001 Statement of Applicabilityxelion.com
    official
  10. CVE-2025-3058: Xelion Webchat privilege escalation (Wordfence)wordfence.com
    security
  11. CVE-2025-39542: incorrect privilege assignment (Rapid7)rapid7.com
    security
  12. West Atlantic case study (Tela Technology)telatechnology.com
    official
  13. FCLG telecom case study, Wildix deployed (LOQEX)loqex.com
    news
  14. Profile Nout customer story (Ipster)ipster.nl
    news
  15. The Huge 3CX Breach Was Actually 2 Linked Supply Chain Attacks . Wiredwired.com
    news
  16. 3CX Supply Chain Attack, Campaign C0057 . MITREattack.mitre.org
    security