Best Small Business Phone Systems Comparison

Business phone systems

By Aimee Bradshaw | Writer and researcher | Updated: 2 May 2019

Choosing the best small business phone system can be tricky with so many manufacturers and service providers to choose from. To help you make the right choice, our team of independent experts have reviewed dozens of suppliers from across the USA and ranked them on their pricing plans, build quality, feature set and customer support. Read on for our pick of the top small business phone systems of 2020.

Top Small Business Phone Systems of 2020

8x8 phone reviewooma logoringcentral-table-thumbVonage logo
Best ForOverallSmall OfficesVirtual SetupsSmall and Mid-sized Businesses
On-Premise or CloudCloudOn-PremiseCloudCloud
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The small business phone systems compared on this page are our top picks, the top four phone systems for small businesses in the US. Small teams should bear in mind that these suppliers all cover large areas of the country, so if your team is locally based than it is possible that you may find a better deal with a smaller service provider that is based in your area. We compare small business phone systems on a national and regional level, so fill out the form at the top of the page to find the best small business phone systems for your area.

8×8 Express

8×8 has released 8×8 Express, a telephone system that is totally designed around small businesses. With transparent packages and pricing, it’s a great choice for small businesses looking to get their new telephone system up and running ASAP.


  • Simple administration
  • Unlimited calls to lots of countries (package dependent)

X Cons:

  • Customer service isn’t US-based

Why 8×8?

8×8’s Express Series is a phone system designed around the needs of small businesses. It’s easy to use, has an assortment of useful features and is highly affordable. Although off-shore, 8×8 offers some of the best customer support and boasts a 99.997% uptime. So, businesses can rest assured that their lines will be remain up and running throughout the year and that an agent is only a phone call should assistance be required.

Since 8×8 Express Series requires minimal setup, it’s an excellent choice for those looking to quickly get their telephone system off the ground. Setup with 8×8 is as easy as plugging in your new 8×8 router and connecting your phones via an Ethernet port to start making and receiving calls. Unlike on-premise systems, 8×8 takes care of all maintenance and upgrades so you don’t need extra IT staff.

8×8 has an impressive assortment of features ideal for small businesses. This includes call forwarding, call waiting, voicemail-to-email, automated attendants, caller ID blocking, and many more. Team collaboration is made easy with 8×8’s presence features which show who’s available and who’s busy, and lets staff members host online meetings.

Ooma Office

Ooma Office is an enterprise-grade phone service built for small businesses so you can be more professional. Ooma Office supports select IP phones, analog phones, and mobile phones.


  • Simple software interface
  • Good call quality

X Cons:

  • Customer service is hit and miss

Why Ooma?

What makes Ooma Office a great choice for small businesses is its straightforward setup, low cost and top-notch customer support. While Ooma doesn’t have the vast feature set offered by other suppliers, they offer the essentials for as little as $19.95 per month.

Small businesses have the option of choosing a traditional or virtual phone system with Ooma. Ooma’s virtual system (Ooma Office for Mobile) is perfect for small businesses that want to present a professional image at all times and don’t want their personal devices to double up as office phones.

Ooma Office for Mobile can support an unlimited number of users, and is the most affordable virtual small business phone system on our list. Ooma claims that small businesses who opt instead for their traditional on-premises system can get setup in 20 minutes or less.

RingCentral Professional

RingCentral Professional offers a complete hosted virtual phone service with toll-free and local numbers for voice, fax and text, starting at $9.99.


  • Integrate over 100 apps
  • 24/7 customer service

X Cons:

  • Can be a little complex to setup

Why RingCentral?

RingCentral is one of the leading virtual phone systems for American businesses. It’s easy to use, is affordably priced and comes with a host of valuable features. What makes Ringcentral Professional an ideal choice for small businesses is that small teams can use their mobile devices to make and receive calls as their primary phone while still presenting a professional image at all times.

Unlike most virtual phone systems that connect your desktop phone to a router, RingCentral Professional is a call-forwarding service that lets employees answer calls from customers on their mobile, home phone or any preferred line. Setup with RingCentral Professional is simple since no additional equipment is required to get up and running. If customer support is a priority then you are sure to be satisfied as we found RingCentral’s phone support to be of superb quality.

Vonage Business

Want a hosted, managed service from the cloud? With seamless scalability and flexible HD video conferencing, Vonage Business gives you the freedom to tailor your VoIP system to your needs.


  • Rolling monthly contracts available
  • Great for low budgets

X Cons:

  • Quality relies heavily on internet signal

Why Vonage?

Vonage is an excellent small and mid-sized business (SMB) phone system for teams that need web, audio and video chat. It’s got a host of advanced features available at two service tiers.

Vonage Business Cloud includes 40+ features and comes with 24/7 customer support. It’s a popular choice for small teams because it’s easy to scale the number of active devices up or down, depending on your needs. Vonage Enterprise supports conferencing for up to 300 users, making it the perfect solution for larger businesses with multi-site contact centers.

Vonage’s cloud-hosted systems can be set-up straight out of the box. Businesses who opt for Vonage’s cloud system will find that maintenance is easy since Vonage handles everything and acts as your team’s very own IT department.

Other Leading Small Business Telephone Suppliers

ESIRead More
PanasonicRead More
MitelRead More
ZultysRead More
DigiumRead More


A leading telecoms provider for over 30 years, Cisco has a range of options and phone system solutions to help small businesses improve their communications. As a leader in the field Cisco offer solutions that can help the growth of companies regardless of their sector or industry.

Why Cisco?

Cisco offers a range of small business phone systems that can help your company compete more effectively with larger organizations. Businesses that choose Cisco use the company’s voice, conferencing, and unified communications solutions to enhance their business communications.


Estech Systems (ESI) is a Texas-based company which is trusted by some of the country’s biggest brands. So, if you’re a small team with an ambitious growth strategy then they may be right for you.

Why ESI?

ESI have been in service for over 30 years and offer cloud, hybrid, IP and SIP solutions. ESI provide a number of features that are ideal for small to medium sized organizations, including customizable music or messages for customers on hold as well as IP and softphone capabilities.


Panasonic is one of the country’s leading small business phone system suppliers. They offer a range phone systems but their desktop IP phones are a flagship product for small teams.

Why Panasonic?

Panasonic manufacture a wide range of desktop phone systems and handsets ideal for small offices. With Panasonic you can save big on upfront costs by only adding new devices onto your network as and when they are needed. Panasonic phones are a great choice for small teams who need an affordable and quick solution.


Mitel lets small businesses to take total control of their communications by offering tailored solutions for different industries and team sizes, making them a great choice for teams operating in niche industries.

Why Mitel?

Canadian-based Mitel has been helping businesses improve their communications since 1973. Mitel have a reputation for manufacturing phones that are affordably priced and of a very high quality. The company’s desktop IP phones are perfect for teams who want to appear professional at all times.


Another leading provider, Zultys’ highly rated cloud phone systems allows small business to compete with larger organizations by offering feature rich solutions tailored for SMEs.

Why Zultys?

Zultys specialises in integrating voice, instant messaging, email, video and web conferencing, so that businesses can seamlessly communicate across all devices. Trusted by brands like Allstate, NPR, Timex and Mitsubushi, small teams won’t have to worry with Zultys about downtime or related service issues.


Digium’s flagship product provides businesses with a sophisticated unified communications tool that they can choose to self-host of cloud-host. They also offer Asterisk, which is open source telephone system software that developers can adapt to individual business needs.

Why Digium?

Digium has been been around for over 20 years – it knows the telephone systems market well, and as such, it has developed some great products. It claims that its customers can save 70% in telephony costs by choosing a Digium phone system – always a claim worth investigating!

Best Desktop Phones Systems for Small Businesses

Today’s small business phone systems aren’t like ones found on desks a decade ago. Now even small teams can compete with the industry’s best in the business communications arena with the help of cloud technology. Read our reviews of the best desktop phone systems for small businesses in 2020.

Polycom VVX-500 VoIP Phone

Polycom VVX-500

The Polycom VVX-500 boasts a powerful, easy-to-use full-colour touchscreen. This IP phone handset also comes with a built in speakerphone and can connect up to 10 users for further collaboration.

Price: $299.00

Overall Rating :

Why Polycom?

As well as speakerphone capabilities, the VVX-500 handset has a dedicated RJ-9 headset port making hands-free multitasking a breeze. Polycom machines also with state-of-the-art high definition voice technology ensuring your calls will be crystal-clear.

Yealink W52P IP-Expandable VoIP Phone

Yealink W52P

The Yealink W52P cordless phone is perfect for office mobility and the plug and play wireless technology included makes it a great fit for smaller businesses.

Price: $169.00

Overall Rating :

Why Yealink?

The Yealink W52P is ideal for very small teams who need a powerful desktop phone. With Yealink, you can connect up to four phones per base and as many as four calls can be made simultaneously, making it a good choice for offices who require an affordable multi line solution.

Panasonic Link2Cell Bluetooth® Phone

Panasonic KX-TGF382M

The Panasonic DECT 6.0 is a hybrid phone system that can be easily scaled as your company grows. The combination of cordless and corded phones means your team can take calls on the move while your administrator can monitor and track calls from a powerful, centralized base.

Price: $99.95

Overall Rating :

Why Panasonic?

The Panasonic KX-TGF382 is an ideal solution for very small teams who are constantly on the move. The system includes two cordless phones which can be expanded up to five per base if more devices are required. With Panasonic, you can also sync up to two smartphones to make and receive calls using Link2Cell handsets and set-up ID alerts from handsets when texts are received.

Unified Communications Solutions for Small Business

Unified Communication business phones systems combine a variety technologies into one seamless package. With a unified communications system, voice, data and video can be integrated into one system. We’ve reviewed our favourite picks for small businesses in 2020 below.

FortiVoice 200D

FortiVoice 200D

Fortinet is a leading small business phone systems provider, offering a range of IP solutions. In 2013, the FortiVoice 200D was awarded the Unified Communications Solutions Product of the Year by Internet Telephony and Customer magazines and it remains a preferred choice today.

Price: $2,695

Overall Rating :

Why FortiVoice?

The FortiVoice 40, 40S, 70, 100 and 100T can accommodate up to 400 users without sacrificing any of the features offered by enterprise level phone systems. The FortiVoice phones are conveniently compact, which makes them perfect for small-to-mid size teams.

Although the Fortivoice systems share several features with the Avaya and Cisco systems reviewed below it’s the Ring Group feature, which lets you have multiple phones ring when one extension or number is dialed, that distinguishes the FortiVoice system from the others. One potential drawback of the Fortivoice systems are that they don’t have sophisticated video and audio conferencing capabilities like the Avaya IP Office 500.

Avaya IP Office 500

Avaya IP Office 500

The Avaya IP Office 500, named the Unified Communications Product of the Year by Internet Telephony Magazine, has a range of features ideally suited for small teams.

Price: $475

Overall Rating :

Why Avaya?

The Avaya IP Office series s are designed with the needs of small to medium-sized companies clearly in mind. The outstanding feature that distinguishes the Avaya IP Office 500 product from the others on our list is its 128 part video and audio conferencing feature that comes with full video softphone and conference recording.

The system, compatible with Avaya and Nortel phones, is also highly customizable and can be scaled with the needs of an expanding business. Like the FVC series, the Avaya IP Office 500 can be used as either a traditional phone system or by utilizing VoIP. The Avaya system can use digital, analog, IP and SIP in any combination, and unlike the FortiVoice and Cisco systems, voicemail is free.

Cisco 300 Series

Cisco UC 320W- FXO-K9

The Cisco Unified Communications 300 series was specially designed for small businesses. The model UC 320W- FXO-K9 is incredibly compact, accommodates up to 24 users and is licensed for as many as 24 phones.

Price:$588 – $620

Overall Rating :

Why Cisco?

Installation and system maintenance are both carried online by Cisco, so it’s a great choice for teams that don’t have in-house IT expertise. The Cisco UC 320W -FXO-K9 supports both traditional landline and VoIP phones, making it a highly flexible communications solution.

The Cisco 300 series comes with wireless access points which enables co-workers to connect with each other by voice or data on and off-site. Wireless networking is available on-site. This system also supports Ethernet WAN, connecting the office to the Internet. There is VLAN (Virtual Local Area Network) support as well should the business need to expand and/or connect more devices.

Small Business Phone System Buyers Guide

Choosing the right small business phone system can be tough. You have to consider the size of your office, the size of your team, the service you deliver and your future growth strategy. That’s why our team of experts have created this helpful guide. We’ve reviewed dozens of suppliers to help you choose a system that you can manage easily as your business grows. If you want to compare prices from top suppliers with Expert Market, simply fill out the form at the top of the page.

Reasons to Upgrade Your Phone System

Today’s small business phone systems are designed to cater to the needs of growing, tech-savvy businesses. With the right small business phone system, you can compete effectively with leaders within your industry and present a professional image at all times by making use of features like advanced call forwarding which lets you make and receive calls from any device.

Considerations for Small Teams

Don’t forget anything when choosing your phone system. Here’s what you need to consider:

  • Current Size of your Business – how many staff does your company have
  • Office Space – smaller spaces favor cloud based systems
  • Custom Features – what will help you get the most out of your phone system
  • Growth Strategy – where is your business heading in the next five years in terms of number of employees and workload
  • Usage – will you being using your phone for conference calls, from a remote location, or will it be placed on your desk?

Types of Small Business Phone Systems

Each phone system comes with a unique set of features. When deciding which is best for you be sure to consider the size of your business, the industry you operate within, the current size of your business as well as whether you plan to grow in the coming years. The most common types of phone systems are listed below:

Each type of system has their pros and cons and often small business phone systems will run on private branch exchanges (PBX) which allow organizations to seamlessly manage inbound and outbound calls. A benefit of PBX systems is that they can be easily scaled, making them perfect for teams with growth strategies in place. As well as this they use the same networks that handle their internet data, which saves you money on installation and maintenance fees.

Small Business Phone System Costs

Compare Small Business Phone System Providers
8×8Pricing varies
Ooma Office$19.95 per user per month
RingCentralAs little as $12.99/mo
VonageFrom $9.99 per user per month

Calculating the cost of a phone system for your small business depends on a number of factors. As laid out in the section above, there are a number of different types of system that come with their own unique advantages.

Today there are a number of phone systems with the capabilities to be hosted away from your office on external servers. This reduces initial installations costs as well as helping you save money on hefty equipment and recurring maintenance fees, which can have a big impact in the long run. These virtual systems are easy to expand, meaning you no longer have to worry about paying huge fees whenever you need to add additional devices. Read our VoIP Phone System Buyers Guide [Updated for 2020] here.

Aimee profile image
Aimee Bradshaw Writer and researcher

Aimee is Expert Market’s resident telephone systems and point of sale go-to. If she’s not writing about business products, you’ll find her daydreaming about dog walking on Dorset beaches.

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