The best business phone system gives your company reliable calling, professional routing, voicemail, mobile apps, and customer-facing credibility. Modern VoIP and office phone systems offer flexibility, advanced features, and cost savings over traditional phone lines.
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If you are comparing the best business phone systems quickly, start with RingCentral for a full communications suite, Grasshopper for solo and small-business numbers, 8x8 for unified communications, Nextiva for CRM-style workflows, and Vonage for flexible VoIP.
Best office phone system
RingCentral is the strongest default for teams that need calling, meetings, messaging, and admin controls.
Best small-business phone system
Grasshopper is simpler for owners who only need a professional number, routing, voicemail, and mobile app.
Searching for the best phone system usually means choosing between a full office phone system, a lightweight virtual number, or unified communications. Start with RingCentral for a broad business phone system, Grasshopper for a simple small-business number, and Nextiva when phone workflows need to connect with customer records.
Compare RingCentral | Compare Grasshopper | Compare Nextiva | Read the full phone system review
| System | Best For | Starting Price | Free Trial | Rating |
|---|---|---|---|---|
| RingCentral | Enterprise features | $19.99/user/mo | ✓ Yes | ⭐ 4.6/5 |
| Grasshopper | Small business | $26/mo | ✓ Yes | ⭐ 4.5/5 |
| 8x8 | Unified communications | $15/user/mo | ✓ Yes | ⭐ 4.4/5 |
| Vonage | API flexibility | $13.99/user/mo | ✓ Yes | ⭐ 4.3/5 |
| Nextiva | CRM integration | $18.95/user/mo | ✓ Yes | ⭐ 4.5/5 |
Enterprise-grade VoIP with video conferencing, team messaging, and contact center capabilities.
From $19.99/user/mo
Medium to large businesses needing full communications suite
Virtual phone system designed for entrepreneurs and small businesses with professional features.
From $26/mo
Small businesses and solopreneurs
Unified communications platform with voice, video, chat, and contact center solutions.
From $15/user/mo
Businesses needing unified communications
Flexible VoIP solution with API capabilities for custom integrations and workflows.
From $13.99/user/mo
Businesses wanting API flexibility
All-in-one business communications with CRM integration and automation tools.
From $18.95/user/mo
Businesses wanting CRM + communications
Solo entrepreneurs can use simple virtual numbers like Grasshopper. Growing teams need multi-line systems with auto-attendant and call routing.
Consider: call forwarding, voicemail transcription, auto-attendant, call recording, video conferencing, or integration with your CRM.
Look for providers with 99.9%+ uptime guarantees, HD voice quality, and redundant data centers for reliable service.
Choose a system that grows with your business. Adding users should be easy, and pricing should remain competitive as you scale.
These two come up together constantly because they target opposite ends of the small-business market. Grasshopper is a virtual phone number layered on top of your existing phones; Nextiva is a full VoIP phone system with CRM-style workflows. Here is the direct comparison.
| Factor | Nextiva | Grasshopper |
|---|---|---|
| Starting price | $18.95/user/mo | $26/mo (shared, not per user) |
| Type | Full VoIP phone system | Virtual number / call forwarding |
| CRM integration | Yes, built in | No |
| Video conferencing | Yes | No |
| Best for | Growing teams that want phone + customer records together | Solopreneurs and very small teams needing a pro number fast |
| Our rating | 4.5/5 | 4.5/5 |
Verdict: Pick Nextiva if you are scaling a team and want calling, video, and CRM workflows in one system. Pick Grasshopper if you are a solopreneur or brick-and-mortar owner who just needs a professional number, call forwarding, and a mobile app without per-seat pricing.
For most small businesses, RingCentral is the strongest all-around pick for teams that need calling, video, and messaging, while Grasshopper is the simplest choice for solopreneurs who only need a professional number, call forwarding, and a mobile app.
Entry plans start around $13.99 to $19.99 per user per month for VoIP systems like Vonage, 8x8, Nextiva, and RingCentral. Virtual-number services such as Grasshopper start near $26 per month for a shared line rather than per user.
For most businesses, yes. VoIP runs over the internet, costs less than traditional lines, scales without new hardware, and adds features like voicemail transcription, auto-attendant, mobile apps, and call analytics. Traditional lines mainly make sense where internet reliability is poor.