Five9 vs OpenPhone
Compare Five9 and OpenPhone on features, pricing, and buyer fit using the same researched criteria.
Five9
Cloud contact center (CCaaS) — Digital from $119/concurrent seat/mo; Core $159; Plus/Pro/Enterprise quote — 50-seat minimum.
Best for
- • Mid-market and enterprise contact centres that need blended dialer strength
- • Teams comfortable with concurrent-seat economics and 50+ seat minimums
- • Buyers who want CRM/UC adapter choice inside CCaaS
Starting from $119.00/user/mo
No free plan
VS
Our verdict
No universal winner. Choose based on which criteria matter most for your team.
Five9 is better for
- ✓ Power dialer
- ✓ WhatsApp Business
- ✓ CRM / CTI integrations
- ✓ Routing & IVR
Tie
- • Number / country coverage
- • AI features
Choose Five9 if: Mid-market and enterprise contact centres that need blended dialer strength
Choose OpenPhone if: SMB teams that want a modern shared business number with SMS and AI answering
OpenPhone
Modern SMB shared business phone (also branded Quo) with shared numbers, SMS and Sona AI — Starter from $15/user/month annual.
Best for
- • SMB teams that want a modern shared business number with SMS and AI answering
- • Founders and small sales/support teams who need transparent per-seat pricing without a 3-licence floor
- • Teams standardising on HubSpot/Salesforce once they move to Business
Starting from $15.00/user/mo
No free plan
Five9 vs OpenPhone at a glance
Criterion-level leaders from verified research.
Scorecard preview
Criterion leaders based on verified research — open the Scorecard tab for evidence detail.
- Starting pricingDepends
Five9
OpenPhone
- User / licence minimumDepends
Five9
OpenPhone
- Number / country coverageTie
Five9
OpenPhone
- Power dialerFive9
Five9
OpenPhone
- WhatsApp BusinessFive9
Five9
OpenPhone
Which business communications is better for you?
Quick picks based on fit — not a universal ranking.
- → Five9
Best for power dialer
Five9 leads on power dialer (9/10 vs 5/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.
- → Five9
Best for whatsapp business
Stronger whatsapp business availability
- → Five9
Best for crm / cti integrations
Five9 leads on crm integrations (9/10 vs 8/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.
The biggest differences
Where the products diverge most clearly on verified criteria.
Starting pricing
DependsFive9
Five9 researched starting price from $119/mo; OpenPhone researched starting price from $15/mo. Better value depends on seat minimums and add-ons.
OpenPhone
Five9 researched starting price from $119/mo; OpenPhone researched starting price from $15/mo. Better value depends on seat minimums and add-ons.
WhatsApp Business
Five9 winsFive9
Stronger whatsapp business availability
OpenPhone
Trails Five9 on this criterion
Power dialer
Five9 winsFive9
Five9 leads on power dialer (9/10 vs 5/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.
OpenPhone
Trails Five9 on this criterion
Routing & IVR
Five9 winsFive9
Five9 leads on routing (9/10 vs 7/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.
OpenPhone
Trails Five9 on this criterion
CRM / CTI integrations
Five9 winsFive9
Five9 leads on crm integrations (9/10 vs 8/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.
OpenPhone
Trails Five9 on this criterion
Which should you choose?
Choose Five9 if
- Mid-market and enterprise contact centres that need blended dialer strength
- Teams comfortable with concurrent-seat economics and 50+ seat minimums
- Buyers who want CRM/UC adapter choice inside CCaaS
Choose OpenPhone if
- SMB teams that want a modern shared business number with SMS and AI answering
- Founders and small sales/support teams who need transparent per-seat pricing without a 3-licence floor
- Teams standardising on HubSpot/Salesforce once they move to Business
Related comparisons
Alternatives to consider
Talkdesk
Cloud contact center (CCaaS) — Digital Essentials from $85/user/mo; Voice $105; Elite $165; Industry Clouds from $225.
Genesys
Enterprise CCaaS (Genesys Cloud CX) — CX 1 from $75/user/mo annual; CX 2 $115; CX 3 $155; CX 4 $240.
RingCentral
Enterprise-grade UCaaS / cloud phone platform (RingEX) with deep call routing, video, team messaging and contact-centre options — Core from ~$20/user/month annual.
8x8
Global UCaaS + contact-centre platform (8x8 Work / X Series) — Work X2 research floor ~$24/user/month annual; CC tiers custom/higher.
How we compare
A short look at the comparison process. Full methodology
1
Collect
Collect official product information, pricing, and product evidence.
2
Normalize
Map evidence to the same category evaluation criteria for both products.
3
Compare
Evaluate both products against identical criteria — ties and depends are allowed.
4
Explain
Show why each product wins, loses, or ties, with evidence behind the outcome.
Still deciding between Five9 and OpenPhone?
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- Independent criterion outcomes
- No invented scores or prices
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