14 best office phones – Top handsets for modern UK office use

Having the right office phone can significantly enhance productivity and communication. From VoIP compatibility to ergonomic designs, this list of the top 14 best office phones is curated to meet the diverse needs of modern UK offices. Each model is reviewed with detailed specifications and insights to help you choose the perfect handset for your workspace.


1. Cisco CP-8861

The Cisco CP-8861 is an advanced IP phone that offers high-quality voice communication and multimedia capabilities. Ideal for businesses looking to improve collaboration, it supports HD voice, a 5-inch colour touchscreen, and Bluetooth connectivity.

  • Average price per handset: £250
  • Colour screen? Yes
  • Max number of phone lines: 5
  • VoIP compatible? Yes
  • Warranty: 36 months
  • Manufacturer’s web page: Cisco CP-8861

Why we love it: The integration of a wideband audio and full-duplex speakerphone ensures clear communications. The touchscreen interface simplifies navigation, enhancing user experience.

What customers think: Users praise its robust build and reliable performance, noting particularly the crystal-clear audio and intuitive user interface.

Considerations before you buy: The price point might be higher than some alternatives, and the features may be more advanced than necessary for smaller operations.


2. Yealink SIP-T48S

Designed for executive use, the Yealink SIP-T48S features a large touch screen that makes switching between pages and applications swift and easy. It supports up to 16 SIP accounts and offers a range of sophisticated features like Optima HD voice technology.

  • Average price per handset: £190
  • Colour screen? Yes
  • Max number of phone lines: 16
  • VoIP compatible? Yes
  • Warranty: 24 months
  • Manufacturer’s web page: Yealink SIP-T48S

Why we love it: Its large screen and responsive touch capabilities make managing communications seamless. The Optima HD technology ensures superior sound quality.

What customers think: Customers appreciate the high-end functionality and the easy setup process, although some have mentioned a steep learning curve due to the many features.

Considerations before you buy: The phone’s advanced capabilities might not be fully utilised in smaller office environments, potentially making it a more expensive choice than necessary.


3. Polycom VVX 450

The Polycom VVX 450 is a premium business media phone that delivers best-in-class desktop productivity and voice communications. It features a large, colour touchscreen, which simplifies operation and administration, with support for up to 12 lines and HD voice quality.

  • Average price per handset: £280
  • Colour screen? Yes
  • Max number of phone lines: 12
  • VoIP compatible? Yes
  • Warranty: 12 months
  • Manufacturer’s web page: Polycom VVX 450

Why we love it: The VVX 450 is highly customisable and integrates seamlessly with third-party UC and productivity applications, helping streamline workflows.

What customers think: Users love the high-definition sound and the responsive touchscreen, though some report challenges with the initial setup.

Considerations before you buy: The Polycom VVX 450 comes with a steep price tag and could be considered over-equipped for businesses that don’t require a wide range of advanced features.


4. Avaya J179 IP Phone

The Avaya J179 IP Phone is designed for users who make a high volume of calls and need fast and reliable connectivity. It supports eight lines and has a monochrome display, with easy access to features and applications to enhance productivity.

  • Average price per handset: £165
  • Colour screen? No
  • Max number of phone lines: 8
  • VoIP compatible? Yes
  • Warranty: 24 months
  • Manufacturer’s web page: Avaya J179 IP Phone

Why we love it: It offers essential call handling features in a cost-effective, yet robust device. Perfect for everyday communication needs.

What customers think: The phone is well-liked for its durability and clarity of sound. However, the lack of a colour screen is occasionally mentioned as a drawback.

Considerations before you buy: This model is best suited for places where complex functionalities are not necessary, and the absence of a colour display is not a concern.


5. Grandstream GXP2170

Grandstream’s GXP2170 is an enterprise-grade IP phone that excels in fast-paced environments. Featuring a 4.3-inch color screen, 12 lines, and 6 SIP accounts, it integrates seamlessly with other Grandstream products for a comprehensive communication solution.

  • Average price per handset: £120
  • Colour screen? Yes
  • Max number of phone lines: 12
  • VoIP compatible? Yes
  • Warranty: 24 months
  • Manufacturer’s web page: Grandstream GXP2170

Why we love it: The GXP2170 is affordable yet packed with features, including programmable keys and Bluetooth support for hands-free use.

What customers think: Feedback often highlights the excellent value for money and the effectiveness of the features provided, though the menu system can be complex for new users.

Considerations before you buy: This phone is an excellent choice for tech-savvy users and dynamic offices but might be overwhelming for those who prefer simplicity.


6. Panasonic KX-UT248

The Panasonic KX-UT248 is a feature-rich SIP phone designed for business professionals. With a 4.4-inch monochrome LCD, dual Ethernet ports, and HD Voice, it supports up to 6 SIP accounts and is designed for heavy-duty use.

  • Average price per handset: £180
  • Colour screen? No
  • Max number of phone lines: 6
  • VoIP compatible? Yes
  • Warranty: 24 months
  • Manufacturer’s web page: Panasonic KX-UT248

Why we love it: It’s built for durability and sound quality, making it ideal for busy environments.

What customers think: Users commend its reliability and clear audio performance. Some find the monochrome display outdated.

Considerations before you buy: The absence of a colour screen may not appeal to all, but it’s a solid choice for environments where robustness and voice clarity are prioritised.


7. Siemens Gigaset DX800A

The Siemens Gigaset DX800A is a versatile all-in-one hybrid phone system supporting VoIP with additional fixed-line and ISDN capabilities, making it perfect for small businesses. It features a large colour TFT display and can manage up to 4 calls simultaneously.

  • Average price per handset: £225
  • Colour screen? Yes
  • Max number of phone lines: 4
  • VoIP compatible? Yes
  • Warranty: 24 months
  • Manufacturer’s web page: Siemens Gigaset DX800A

Why we love it: This phone adjusts to various communication needs and can expand as a business grows.

What customers think: Many users appreciate the versatility and the quality of the handset. Some have reported complexities in configuration.

Considerations before you buy: Its hybrid capabilities are a major draw, though the features might be underutilised in purely VoIP-driven environments.


8. Snom D785

The Snom D785 belongs to Snom’s D7xx series of high-end SIP phones. It includes a high-resolution colour display, support for up to 12 SIP accounts, and a second screen for dynamic contact management.

  • Average price per handset: £190
  • Colour screen? Yes
  • Max number of phone lines: 12
  • VoIP compatible? Yes
  • Warranty: 24 months
  • Manufacturer’s web page: Snom D785

Why we love it: The additional screen enhances productivity by providing quick access to contacts and applications.

What customers think: Users value the modern design and functionality, though it may require some technical knowledge to fully leverage.

Considerations before you buy: Ideal for businesses that need advanced phone capabilities, but may be overkill for simpler needs.


9. Mitel 6867i

The Mitel 6867i is a feature-packed VoIP phone designed for power users who need to handle large volumes of calls. It includes a 3.5-inch LCD, support for up to 9 lines, and HD voice.

  • Average price per handset: £130
  • Colour screen? No
  • Max number of phone lines: 9
  • VoIP compatible? Yes
  • Warranty: 24 months
  • Manufacturer’s web page: Mitel 6867i

Why we love it: It offers superb voice clarity and extensive programmable keys for personalised usage.

What customers think: It’s highly regarded for its call management features and overall reliability. Some users note the non-colour display as a negative.

Considerations before you buy: The Mitel 6867i is great for users with high call volumes, but the lack of a colour screen might be a drawback for some.


10. Alcatel-Lucent 8078s BT

The Alcatel-Lucent 8078s BT phone boasts superior sound quality and usability, featuring a large colour touch screen, Bluetooth connectivity, and support for up to 6 lines. It’s designed for professionals needing high-quality communications tools.

  • Average price per handset: £300
  • Colour screen? Yes
  • Max number of phone lines: 6
  • VoIP compatible? Yes
  • Warranty: 36 months
  • Manufacturer’s web page: Alcatel-Lucent 8078s BT

Why we love it: The Bluetooth integration and touch screen offer a modern, efficient user experience.

What customers think: Customers appreciate the premium features, although the cost can be a barrier for some businesses.

Considerations before you buy: The high-end specifications are ideal for executives, but may not be necessary for every office setting.


11. NEC DT400

The NEC DT400 digital desktop phone comes with a user-friendly interface and superior audio quality, supporting up to 12 lines. It is designed for businesses looking for a reliable, no-frills communication solution.

  • Average price per handset: £100
  • Colour screen? No
  • Max number of phone lines: 12
  • VoIP compatible? No
  • Warranty: 24 months
  • Manufacturer’s web page: NEC DT400

Why we love it: It’s a sturdy and dependable choice that provides excellent audio clarity and usability.

What customers think: Praised for its reliability and simplicity, it’s a favourite among users who prefer traditional phone systems.

Considerations before you buy: Lacks VoIP capability, which could be a limitation if you’re transitioning to or already using IP-based telephony.


12. Avaya 9611G

The Avaya 9611G IP Deskphone is equipped with a 3.5-inch colour display, providing high-quality voice communication, multimedia capabilities, and support for up to 8 lines. It’s designed for users who need efficient access to information and multi-party communication.

  • Average price per handset: £160
  • Colour screen? Yes
  • Max number of phone lines: 8
  • VoIP compatible? Yes
  • Warranty: 24 months
  • Manufacturer’s web page: Avaya 9611G

Why we love it: This phone offers a good balance of features and ease of use, making it ideal for daily office communications.

What customers think: Generally well-received for its reliability and the quality of its display, though some users find the interface a bit complex.

Considerations before you buy: While it offers a robust set of features, the interface may require a learning curve for some users.


13. Cisco 7841

The Cisco 7841 IP phone is designed for large-scale enterprise communications. It supports four lines and features a high-resolution monochrome display, ensuring clear and effective communication.

  • Average price per handset: £145
  • Colour screen? No
  • Max number of phone lines: 4
  • VoIP compatible? Yes
  • Warranty: 36 months
  • Manufacturer’s web page: Cisco 7841

Why we love it: Known for its robustness and sound quality, it’s perfectly suited for everyday business needs.

What customers think: Users commend its straightforward functionality and excellent build quality. Lack of a colour screen is seldom mentioned as a downside.

Considerations before you buy: It’s a great mid-range option, but the monochrome display may not satisfy all users’ preferences.


14. Huawei eSpace 7910

Huawei eSpace 7910 combines sleek design with high functionality, supporting 6 lines and featuring a large monochrome display. It offers integrated energy-saving capabilities, making it an eco-friendly option.

  • Average price per handset: £110
  • Colour screen? No
  • Max number of phone lines: 6
  • VoIP compatible? Yes
  • Warranty: 24 months
  • Manufacturer’s web page: Huawei eSpace 7910

Why we love it: It’s an affordable, yet powerful device that balances features with environmental consciousness.

What customers think: It is well-liked for its functionality and cost-effectiveness. Some users desire more modern features such as a colour screen.

Considerations before you buy: While it’s economical and efficient, the lack of a colour screen and more advanced features might not be suitable for all businesses.


FAQ – Choosing from the best office phones

What should I consider when choosing an office phone?

Number of lines needed: Determine how many simultaneous calls your business needs to manage.
VoIP compatibility: Decide if you require VoIP technology for internet calling.
Features: Evaluate the need for features like conference calling, auto attendant, and programmable buttons.
Budget: Consider the cost per handset and the overall investment in your communication infrastructure.
Usability: Ensure the phone system is user-friendly and aligns with the skill level of your staff.
Integration: Check if the phone can integrate with your existing business systems, like CRM software.

How important is VoIP compatibility in an office phone?

VoIP compatibility is crucial for businesses looking to leverage broadband internet for phone services, which can significantly reduce call costs and improve scalability. If you foresee your business growing or have a high volume of international calls, VoIP could be beneficial.

What are the advantages of having a colour screen on an office phone?

A colour screen can enhance the user experience by making it easier to navigate through menus and features. It also supports better visibility for features like caller ID, on-screen directories, and video conferencing, if supported.

Can office phones be used for conference calls?

Yes, many office phones are equipped with features for conference calling. Look for phones with dedicated conference call buttons, support for multiple lines, and superior speaker quality to ensure clear communication during group calls.

What is the typical warranty period for office phones?

The warranty period for office phones can vary, but it typically ranges from 12 to 36 months. Some manufacturers might offer extended warranties at an additional cost, which can provide peace of mind and protection against defects.

How does the number of phone lines affect my choice?

The number of phone lines you need depends on the size of your business and call volume. Phones that support multiple lines can handle several calls simultaneously, which is beneficial for businesses with multiple departments or those that receive high volumes of calls.

Are there energy-efficient office phones?

Yes, many modern office phones include energy-saving features to reduce power consumption. Look for devices with Energy Star certifications or those that have a “power save” mode which minimises energy use when the phone is idle.

Should I consider the brand when choosing an office phone?

While the brand might not be the primary deciding factor, reputable brands often offer better customer support, more reliable hardware, and more frequent updates or patches. Additionally, choosing a popular brand can make it easier to find compatible accessories or replacement parts.

Is it better to buy or lease office phones?

Deciding whether to buy or lease depends on your company’s financial situation and how often you plan to upgrade your equipment. Buying phones can be more cost-effective in the long run, but leasing can provide flexibility and lower upfront costs.

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