VoIP Advantages and Disadvantages: Your Guide to 2024
By Lana Fomenko
| 17. May 2024 |
By L. FomenkoLana Fomenko
| 17 May 2024 |
    By L. FomenkoLana Fomenko
    | 17 May 2024

    Advantages and Disadvantages of VoIP: Your Guide for 2024

    Did you know that more than 40% of all companies now use VoIP (Voice over Internet Protocol) software for their communication needs? The technology facilitates and simplifies modern business communications.

    Using the Internet for voice calls not only reduces costs, but also offers a wide range of functions. On the other hand VoIP depends on a stable and fast internet and will not work during a power outage.

    If you prefer to look at the summary table listing pros and cons of VoIP phone systems right away, you’ll find it in the end of the article.

    Key takeaways:

    • VoIP turns your internet-enabled device into a comprehensive communication hub, allowing you to make calls from anywhere and manage all your interaction requirements —from voice to email—in one place.
    • Above all VoIP reduces costs, but also has other benefits, for example scalability and integration with key business tools such as Salesforce or Pipedrive.
    • The main disadvantages of VoIP are its dependence on the internet and a stable power supply.

    Mastering VoIP: A Guide to Smart Communication

    VoIP allows you to make calls anytime from anywhere. All you need is a reliable internet connection and an internet-enabled smart device with a speaker and microphone. 

    Check out our video, which covers everything on VoIP:

    YouTube video

    Key Benefits of VoIP

    No matter if your business is large or small, you have to consider every cost-saving opportunity. VoIP utilizes your existing internet service and can reduce your monthly phone expenses up to 50%. Let’s take a look at the direct and indirect cost savings VoIP can offer you.

    Direct Cost Savings of VoIP

    1. Decrease PBX Costs

    An on-site private branch exchange (PBX) comprises extensive physical hardware to which several landline phones within a company are connected. Setting up such a telephone system usually involves a high initial investment. Depending on the features selected, this can range from 500 to 2,000 euros per user. 

    VoIP phone systems allow you to avoid these costly hardware requirements by using your broadband connection. 

    If you want to upgrade without having to scrap your current office hardware, implementing a Session Initiated Protocol (SIP) can be a smart move. 

    With SIP-Trunking, you can quickly move from an outdated landline private branch exchange (PBX) to a smart and cloud-based phone system. It creates a digital bridge for voice services, reducing costs and simplifying management. 

    2. Eliminate Wiring Charges

    VoIP systems streamline your office setup by allowing voice and data transmission over the same channel, eliminating the need for additional wiring. This capability lets you send and receive data simultaneously, requiring just one Ethernet cable for connection not only reduces the clutter of extra cables but also saves on costs related to modifying your building’s electrical wiring. 

    Moreover, Power over Ethernet (PoE) technology enhances office flexibility by reducing the dependency on conventional power setups, allowing you to reposition staff and hardware more freely without the need for extensive rewiring. 

    If you prefer to cut the cords completely, you can also access VoIP services via computer and smartphone apps. 

    3. Reduce Calling Expenses

    By utilizing VoIP, you can considerably reduce the cost of your telephone system, mainly due to lower data transmission charges. In recent years, internet speeds have increased substantially, while data costs have plummeted, making high-quality VoIP calls more accessible even for small businesses

    VoIP providers also typically charge the same rates for local and international calls. Businesses can expand their global reach without incurring hefty long-distance or roaming fees.

    This pricing model is especially beneficial if you frequently communicate with international customers or suppliers. 

    What’s more, statistics show that small businesses can cut their phone bills by up to 60% and save up to 90% on international calls by switching to VoIP. 

    4. Cut Maintenance Fees

    VoIP services significantly reduce recurring expenses like repair, maintenance fees, and taxes by consolidating these costs into affordable subscription plans. 

    This bundling of expenses into a single, manageable cost makes VoIP an attractive option, particularly for growing startups and small to medium-sized businesses (SMBs). 

    It is the best VoIP call service that any company can count on, the calls are of very good quality, the services are very stable and the POST-sale service is the best, they are people who are always ready for any request or concern.

    Johan Contreras, Support Engineer at RPS Processing Service

    Indirect Cost Savings of VoIP

    While indirect savings from VoIP are harder to measure, they are no less significant for your business’s bottom line. Here are some of the key areas where VoIP can have a long-term financial impact:

    5. Remote Work Savings 

    VoIP technology lets your employees seamlessly connect to your company’s phone system from anywhere. This connectivity is supported by a suite of advanced features such as flexibility or multi-device compatibility that traditional telephones do not usually offer.  

    For instance, a recent Global Workplace Analytics study has found that businesses can save approximately $11,000 per person annually by enabling staff to work from home 50% of the time. 

    6. More flexibility 

    With softphones, you can make calls directly from a computer or mobile device and are no longer tied to a traditional office setup. This means you can handle customer calls, join conference calls and access voicemail from every location. 

    Whether working from home, a hotel or a cafe, your communication remains uninterrupted and your agents responsive. 

    7. Portable phone number 

    VoIP numbers are fully portable, allowing you to keep the same number even if you change your location or business address. This is ideal for frequent business travelers and businesses in transition, which might undergo a strategic reorientation or do technological upgrades.

    8. Enjoy Sound Quality and Ensure Call Quality

    When assessing call quality, latency and jitter are the primary factors that influence the clarity of a conversation, ensuring voices are heard without distortion. If call quality deteriorates, the provider’s system automatically switches the call route in real-time. 

    Live monitoring ensures that calls are routed through the best possible channels and operators. VoIP technology can deliver crystal-clear audio, provided there is a fast and stable internet connection—crucial for professional communications where clarity matters. Your provider should be a registered operator in multiple countries, enabling direct control over various aspects of call quality.

    9. Expand Your Communication Tools 

    By integrating voice calls, video chats and messaging into a single platform, you not only improve team collaboration, but also make client meetings more productive and effective worldwide. 

    With VoIP, you can send images, videos and documents during a call, making communication seamless and efficient. Use these versatile features to optimize your communication processes and keep everyone involved at all times.

    10. Scale Effortlessly

    Adjust your phone system to match business growth or seasonal changes without complex setups. VoIP systems are highly scalable, supporting large-scale, high-quality conference calls and the ability to add or remove users as needed. 

    11. Tailor Features to Your Needs 

    You can customize advanced features like voicemail to email transcription, Analytics, and Call Flow Designer to improve your customer service and productivity. This is especially useful for customer support centers and service providers.

    12. Integrate with Key Business Applications 

    Integrate VoIP with systems such as CRM and business tools like Pipedrive, Salesforce or HubSpot to optimize the flow of information and improve response times. By linking VoIP to these systems, you can automatically log calls, synchronize contacts, and ensure that valuable data is captured and easily accessible. 

    This integration is crucial for sales and service teams, offering immediate access to customer histories for personalized communication and quick problem-solving.

    13. Ensure Communication Continuity 

    In the face of emergencies or unexpected outages, maintaining uninterrupted communication is crucial. With a VoIP system, you can swiftly reroute your communication services to alternate devices or locations, ensuring that your business operations continue seamlessly. 

    This capability is particularly vital in disaster-prone areas or during crisis management scenarios, where the ability to stay connected can determine the resilience of your business.

    Find the Perfect VoIP Package for Your Business

    Voip Disadvantages

    1. Dependence on Internet Connectivity

    VoIP is completely dependent on an internet connection. If your internet service suffers from low bandwidth or frequent interruptions, the quality and reliability of your calls may be affected. 

    During peak times, for example, your internet may slow down due to high traffic, which directly leads to poor voice quality or interrupted calls.

    2. Power Outages

    VoIP systems will not work during a power outage unless there is a backup power source, such as a generator or uninterruptible power supply (UPS). 

    This can affect business operations that rely on constant communication, especially in regions where power outages are frequent. 

    3. Latency and Jitter

    Latency is the delay in processing data over a network, while jitter refers to the fluctuations in the arrival time of data. This can result in calls sounding echo-like or interrupted. It could also lead to misunderstandings or missed opportunities due to delays or poor call quality.

    4. Emergency Calls Limitation

    VoIP services sometimes do not connect directly with emergency service networks or correctly transmit location data. 

    This limitation could be critical if, for example, you attempt to call emergency services from a VoIP phone during a crisis at an unregistered location, potentially delaying the emergency response.

    5. Security Vulnerabilities

    Since VoIP operates over the internet, it’s vulnerable to cyber threats. Hackers could intercept VoIP calls or deploy malware to steal data. Businesses dealing with confidential information are particularly at risk if their VoIP system isn’t adequately secured.

    6. Hardware and Setup Costs

    VoIP is cost effective in the long run, but the initial setup may require the purchase of IP phones, routers or additional network hardware, which is not always cheap. This applies especially to businesses who need or want to also have a landline infrastructure. 

    For small businesses, the upfront costs sometimes seem too high, without realizing that these costs will be offset by lower operating costs over time.

    Make a switch to VoIP with CloudTalk

    This article shows clearly how the advantages outweigh the disadvantages of a VoIP system. Here at CloudTalk, we can help you with the transition from a traditional phone system to a unified digital communication solution. Just like we have already done for many other clients. 

    Enjoy Limitless Business Communication with VoIP


    What Internet speed is required for VoIP?

    A minimum Internet speed of around 100 Kbps per device is recommended for smoothly functioning VoIP. However, if you frequently make simultaneous calls or use high-demand applications, you may need a higher speed. Check with your provider for specific requirements based on your usage.

    How much does the VoIP system cost?

    The cost can vary significantly depending on your needs. Basic VoIP services are available from as little as $20 per user per month. However, prices can increase with additional features like advanced call routing, integrations with other software, or premium support services. It’s best to outline what features you need before comparing prices.

    What are the differences in reliability and call quality among VoIP service providers?

    Reliability and call quality can differ based on the provider’s infrastructure and the redundancy measures they have in place. Some providers might offer a more robust service with multiple data centers to ensure consistent quality and fewer interruptions. Always check customer reviews or ask for trial periods to test the service firsthand.

    Why is VoIP better than traditional phone services?

    VoIP offers more flexibility and typically lower costs compared to traditional phone services. With VoIP, you can integrate your communication tools with other business applications, manage calls from anywhere, and scale services easily as your needs change. Plus, VoIP offers a suite of features that traditional phones don’t, such as voicemail to email, virtual numbers or Power Dialer.