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In this guide
Finding a cable modem with phone support can simplify your home network by combining internet and voice services into one reliable device. These modems are designed to work seamlessly with major cable providers like Xfinity, offering VoIP capabilities alongside high-speed data connections.
We evaluated ten real products based on compatibility, speed ratings, voice features, and user feedback. Each entry includes verified specifications and performance details to help you understand which modem fits your specific internet plan and household demands without unnecessary complexity.
Every pick highlights key benefits, trade-offs, and ideal use cases for different users. While pricing fluctuates over time, the features and specifications listed remain consistent with the latest available product data from manufacturers and retailers at the time of writing.
Top 3 Picks for Best Cable Modem with Phone
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Top 10 Best Cable Modem with Phone in 2026 Compared
The following table provides a side-by-side comparison of all ten modems reviewed. It highlights essential specifications such as DOCSIS version, speed capabilities, phone support, and compatibility to help you quickly identify the right fit for your home network setup.
1. NETGEAR Nighthawk CM2050V – Best Overall Cable Modem with Phone
The NETGEAR Nighthawk CM2050V stands out as a top choice for users seeking high-speed internet combined with reliable voice services. Rated 4.0, it is specifically designed for Xfinity customers who need a modem that supports both internet and voice on a single device.
Pros
- Future-ready multi-gigabit speeds
- Certified Xfinity Voice support
- Excellent call features included
- Simple setup process
- Ideal for Triple Play plans
Cons
- Limited to US cable use
- Requires separate WiFi router
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Its standout quality is the support for cable plans up to 2.5Gbps, making it one of the fastest modems available today. It includes two enhanced phone lines with features like caller ID, 3-way conference calling, and call forwarding. It is certified for Xfinity Internet and Voice service, ensuring compatibility without issues.
While this modem is powerful, it requires a separate WiFi router to function fully, which may add to the initial setup complexity. However, the ability to connect to any WiFi 6 or 7 router ensures you get the best wireless performance alongside this wired powerhouse.
If you are on an Xfinity Triple Play plan or want future-proof speeds, this modem is highly recommended. It eliminates the need for renting equipment while providing enhanced call features that traditional landlines often lack. It is perfect for households needing both high-speed data and quality voice connections.
Multi-Gigabit Performance Ready
This modem supports plans up to 2.5Gbps, offering headroom for faster upgrades. The DOCSIS 3.1 technology ensures efficient use of bandwidth, reducing congestion and improving stability during peak usage times.
Enhanced Voice Capabilities
Voice support includes enhanced features such as 3-way conference calling and caller ID. With two telephone lines supported, it is suitable for homes with multiple users needing dedicated phone access.
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2. NETGEAR Nighthawk CAX30 – Best Combo for Whole-Home WiFi
The NETGEAR Nighthawk CAX30 combines a cable modem and WiFi 6 router into one convenient device. Rated 4.1, it simplifies home networking by delivering internet access and wireless connectivity without needing separate units. It works with Xfinity, Spectrum, and Cox plans up to 1Gbps.
Pros
- All-in-one modem and router
- AX2700 WiFi 6 coverage
- Compatible with major providers
- Easy setup via app
- Strong security features
Cons
- No voice support included
- Requires ISP activation after setup
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Its key strength is the AX2700 WiFi 6 technology, which covers up to 2,000 sq ft and supports over 25 connected devices. This makes it ideal for households with many smart devices, gaming consoles, and streaming players. The Nighthawk app allows easy network management from anywhere.
However, this unit does not include voice support, so it is not suitable for users needing a cable modem with phone capabilities. Additionally, ISP activation is required after setup, which may delay immediate use. Despite these limitations, it is a strong choice for those prioritizing wireless speed and coverage.
If you need a high-performance combo device for major cable providers, the CAX30 is a solid investment. Its robust security features and OFDMA technology ensure stable connections even during peak hours. It is best for users who want maximum flexibility in their network setup without voice services.
Advanced WiFi 6 Technology
The AX2700 WiFi 6 standard delivers faster speeds and lower latency for gaming and video calls. Coverage extends to 2,000 sq ft, making it ideal for larger homes with multiple connected devices.
User-Friendly Network Management
The Nighthawk app simplifies network setup and maintenance. You can pause internet, run speed tests, and manage guest networks from your smartphone, ensuring complete control over your home connection.
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3. Motorola MT7711 (24X8) – Best Budget All-in-One Option
The Motorola MT7711 (24X8) offers a budget-friendly way to own your cable modem with phone support. Rated 4.0, this renewed unit combines a DOCSIS 3.0 modem, AC1900 router, and two Xfinity Voice-compatible phone ports into one device. It is designed for Comcast Xfinity Internet and Voice users.
Pros
- Affordable price point
- Combines modem router and voice
- Significant rental fee savings
- Xfinity Internet and Voice approved
- Built-in power boost
Cons
- Not renewed product condition
- Limited to Comcast Xfinity only
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Its primary strength is cost savings. By owning this modem, you can eliminate up to $156 in rental fees per year. The AC1900 dual-band Wi-Fi provides reliable wireless connectivity for smartphones, notebooks, and tablets. Four Gigabit Ethernet ports support wired devices effectively.
However, this product is only for Comcast Xfinity, limiting its usability for other providers. As a renewed item, condition may vary, and it does not include the backup battery option for power outages. Users should check the renewal status carefully before purchasing.
If you want an affordable, all-in-one solution for Xfinity Internet and Voice, the MT7711 is a strong contender. It simplifies home networking while providing essential voice features. It is best for budget-conscious users who want to avoid rental fees without sacrificing voice functionality.
All-in-One Convenience
This device combines a modem, router, and voice ports. It reduces clutter and simplifies setup, making it ideal for users who want a single device to handle all home internet needs.
Cost Savings Potential
By eliminating rental fees, you can save over $150 per year. This long-term savings makes the initial purchase price highly cost-effective for Xfinity subscribers over time.
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4. ARRIS T25 – Reliable DOCSIS 3.1 Choice
The ARRIS T25 is a robust DOCSIS 3.1 cable modem designed for Xfinity Internet and Voice users. Rated 4.1, it supports plans up to 800Mbps and includes two voice ports for telephony. It offers a modern approach to home networking with enhanced security and speed.
Pros
- Latest DOCSIS 3.1 tech
- Compatible with Xfinity Voice
- Easy setup with app
- Reduces rental fees
- Improved security features
Cons
- Limited to Xfinity service
- Requires separate WiFi router
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Its key strengths include DOCSIS 3.1 technology, which provides 10x faster speeds than DOCSIS 3.0. The SURFboard Central App simplifies setup and activation. With two 1 Gbps ports, it delivers reliable wired connectivity. Users save up to $168 per year by owning the modem.
Despite its advantages, it requires a separate WiFi router for wireless connections and only works with Xfinity services. However, the improved security and OFDMA performance make it a reliable option for those needing stable internet and voice services.
If you want a modern, secure modem for Xfinity Voice, the T25 is an excellent choice. Its easy setup and cost savings make it a practical investment. It is best for users prioritizing speed and security without needing an all-in-one unit.
DOCSIS 3.1 Performance
DOCSIS 3.1 technology delivers significantly faster speeds and improved security. It reduces lag during gaming and supports multi-gig networking, ensuring your connection is future-ready for upgrades.
Simplified Activation
The SURFboard Central App makes setup straightforward. Follow guided instructions to activate the modem and connect to your network quickly, minimizing downtime and technical issues.
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5. NETGEAR Nighthawk C7000 – Best Combo for Broad Compatibility
The NETGEAR Nighthawk C7000 is a versatile combo device suitable for major cable providers like Xfinity and Cox. Rated 4.2, it combines a DOCSIS 3.0 modem and AC1900 router to simplify home networking. It delivers speeds up to 800Mbps with reliable wireless coverage.
Pros
- Wide provider compatibility
- All-in-one design
- Strong wireless performance
- Security features included
- USB port for devices
Cons
- No voice support
- Not for DSL or fiber
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Its strength lies in broad compatibility and integrated security. Beamforming+ boosts range and reduces dead spots. It supports gaming and streaming effectively with up to 1.9Gbps combined speeds. The free Nighthawk app provides easy network management. USB connectivity adds flexibility for additional devices.
However, it lacks voice support and cannot be used with DSL or fiber providers. Additionally, bundled voice services are not supported. Despite these limitations, it is a solid choice for users prioritizing wireless stability and multi-device performance.
If you want a reliable, all-in-one solution for cable internet without voice needs, the C7000 is a good option. Its wide compatibility and security features make it ideal for mixed-use households. It is best for users seeking straightforward setup and strong WiFi coverage.
Integrated Security and Control
Built-in WPA/WPA2 encryption and double firewall protect your network from threats. Automatic firmware updates ensure your security remains current without manual intervention.
High-Speed Wireless Connectivity
The AC1900 dual-band WiFi offers speeds up to 1.9Gbps. Beamforming+ optimizes signals for connected devices, improving range and reducing dead spots across your home.
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6. NETGEAR Nighthawk CM1150V – Premium Voice Support
The NETGEAR Nighthawk CM1150V offers premium voice and internet capabilities for Xfinity users. Rated 4.1, it supports plans up to 800Mbps and includes two enhanced phone lines with advanced features. With DOCSIS 3.1 technology, it delivers reliable, low-latency performance.
Pros
- High-quality voice features
- Link aggregation for speed
- DOCSIS 3.1 technology
- Four Ethernet ports included
- Significant rental savings
Cons
- Only compatible with Xfinity
- Requires separate router
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Its standout features include link aggregation, which can combine two 1G ports into a 2G port for faster wired speeds. The four Gigabit Ethernet ports provide flexibility for multiple wired devices. It saves up to $150/year in rental fees while enhancing call quality and features.
This modem is limited to Xfinity users and requires a separate router for wireless connectivity. However, for households prioritizing voice quality and fast wired connections, it is unmatched. The OFDM 2×2 technology further optimizes bandwidth use during peak times.
If you want a premium modem with reliable voice support and advanced networking features, the CM1150V is the top choice. Its combination of speed, voice capabilities, and cost savings makes it ideal for Xfinity Triple Play subscribers seeking reliability and performance.
Link Aggregation Advantage
Link aggregation allows two 1G ports to work together for a 2G connection. This maximizes wired throughput for devices that need high-speed, stable internet for gaming or content creation.
Enhanced Voice Features
Voice support includes caller ID, 3-way conference calling, and call forwarding. These features provide a traditional telephone experience with added convenience and modern functionality for home use.
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7. NETGEAR Nighthawk CM3000 – Future-Ready Performance
The NETGEAR Nighthawk CM3000 delivers cutting-edge performance with support for DOCSIS 3.1 mid/high-split technology. Rated 4.3, it supports download speeds up to 2.5Gbps, making it one of the fastest modems available for major US providers like Xfinity, Cox, and Spectrum.
Pros
- Extremely fast download speeds
- Backward compatible with DOCSIS 3.0
- Mid/High-split technology
- Stable low-latency performance
- Significant rental savings
Cons
- No voice support included
- Requires high-speed ISP plan
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Its key strength is unlocking faster tiers from ISPs, including Xfinity Gigabit+. The combination of OFDMA and Active Queue Management ensures low latency for gaming and video calls. It includes one 2.5Gbps Ethernet port and two 1Gbps ports with link aggregation for flexible connectivity.
However, this modem lacks voice support, so it is not suitable for those needing a cable modem with phone capabilities. Additionally, to fully utilize its speed, you need a compatible high-speed plan. Despite this, it is a top choice for power users.
If you need maximum internet speed and stability, the CM3000 is an excellent investment. Its advanced technology ensures your connection is ready for future upgrades. It is best for users who prioritize raw performance and multi-gigabit wired connections.
Mid/High-Split Technology
This technology unlocks faster download speeds up to 2.5Gbps. It allows for more efficient bandwidth use, providing headroom for network upgrades and consistent performance during peak hours.
Advanced Latency Management
Powered by OFDMA and Active Queue Management, the CM3000 provides stable low-latency connections. This ensures smooth gaming, streaming, and video conferencing even when multiple devices are online.
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8. NETGEAR Nighthawk C7100V – All-in-One Voice Combo
The NETGEAR Nighthawk C7100V is a comprehensive solution for Xfinity Internet and Voice users. Rated 4.2, it combines a DOCSIS 3.0 modem, AC1900 router, and two VoIP ports into one device. It supports speeds up to 600Mbps, suitable for most household streaming and gaming needs.
Pros
- Combines modem router and voice
- Two VoIP phone ports
- Optional battery backup available
- Strong wireless performance
- Broad Xfinity compatibility
Cons
- Limited to Xfinity plans
- Requires external battery backup
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Its primary strength is the all-in-one design, which simplifies home setup. The optional battery backup allows phone calls during power outages. With Beamforming and fast download speeds, it provides reliable wireless connectivity. It is designed for Xfinity plans with bundled voice services.
This modem is limited to Xfinity users and requires a separate battery for backup. However, for users needing a combo unit with voice capabilities, it offers significant convenience. It eliminates the need for separate devices and supports standard VoIP calling features.
If you want an integrated solution for Xfinity Internet and Voice, the C7100V is a strong option. Its combination of performance and voice support makes it ideal for households seeking simplicity. It is best for users who prefer a single device for internet and telephony.
Optional Battery Backup
This modem supports a battery backup option for up to 8 hours of standby. During power outages, you can continue making calls and maintain internet access if configured properly.
Streamlined VoIP Support
Two Voice over IP ports allow for standard landline connections. These ports work with Xfinity Voice services, providing reliable calling without needing separate VoIP hardware.
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9. NETGEAR CM500V – Budget-Friendly Voice Option
The NETGEAR CM500V is a budget-friendly cable modem with phone support designed for Xfinity users. Rated 4.2, it supports internet plans up to 300Mbps and includes two telephone lines with enhanced call features. It is an affordable way to own your modem and reduce rental fees.
Pros
- Affordable price point
- Voice support included
- Simple setup process
- Saves rental fees
- Reliable DOCSIS 3.0
Cons
- Limited to 300Mbps speed
- Only for Xfinity users
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Its primary strength is cost-effectiveness and ease of use. Compatible with Xfinity Voice, it includes features like caller ID and call forwarding. With one Gigabit Ethernet port, it connects to any router for wireless internet. It eliminates up to $168/year in rental fees.
However, its speed is limited to 300Mbps, which may not suit high-demand households. Additionally, it only works with Xfinity services. Despite this, it is a practical choice for users needing voice support without breaking the bank.
If you want an affordable voice modem for basic internet needs, the CM500V is a reliable choice. Its simple setup and voice features make it ideal for smaller households. It is best for users who prioritize cost savings and essential telephony.
Essential Voice Features
The modem includes two telephone lines with caller ID and 3-way calling. These features ensure convenient and functional voice communication for home use without extra hardware.
Easy Integration with Routers
With one Gigabit Ethernet port, you can connect any router. This flexibility allows you to choose a wireless system that fits your home layout and device needs.
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10. ARRIS Surfboard SVG2482AC – Budget Renewed All-in-One
The ARRIS Surfboard SVG2482AC is a renewed all-in-one device combining a modem, router, and Xfinity telephone support. Rated 4.0, it supports internet plans up to 600Mbps and includes dual-band Wi-Fi and telephone capabilities. It is designed for Comcast Xfinity customers.
Pros
- Three devices in one
- Affordable renewed price
- Xfinity telephony support
- Dual band Wi-Fi included
- Four Gigabit Ethernet ports
Cons
- Renewed product condition
- Limited to Xfinity only
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Its strength lies in its bundled functionality and affordability. It provides 24 download and 8 upload channels for reliable connectivity. The AC1750 dual-band router supports wireless devices, while the Xfinity telephone service works directly through the unit. Four Gigabit Ethernet ports support wired devices.
However, this is a renewed product, so condition may vary. Additionally, it only works with Xfinity and does not support home security services without an Xfinity router. Despite these limitations, it is a great budget choice for basic home needs.
If you want an affordable, renewed combo device for Xfinity, the SVG2482AC is a practical solution. It simplifies your setup and provides essential voice and internet services. It is best for budget-conscious users who need an integrated solution.
Combined Functionality
This unit combines modem, router, and telephone functions. It reduces device clutter and simplifies home setup for users seeking a single solution for connectivity.
Renewed Affordability
As a renewed product, it offers a lower price point. While condition may vary, it still provides reliable performance and essential Xfinity features at a reduced cost.
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Buying Guide – How to Choose the Best Cable Modem with Phone
Selecting the right cable modem with phone support requires careful consideration of your internet provider, plan speed, and specific telephony needs. This guide outlines the key factors to help you make an informed decision.
Internet Provider Compatibility
Always verify that the modem is certified for your specific provider. Most voice-enabled modems are designed for Xfinity or similar major providers and will not work with DSL, fiber, or bundled voice services from other ISPs.
Check the product description to confirm which services it supports. Using an unsupported modem can lead to activation issues and poor performance.
DOCSIS Technology Level
DOCSIS 3.1 offers significantly faster speeds and better security than DOCSIS 3.0. If your plan supports speeds over 400Mbps, consider a DOCSIS 3.1 modem to avoid bandwidth bottlenecks.
Higher DOCSIS versions also future-proof your network. They ensure compatibility with ISP upgrades without needing to replace your modem soon after purchase.
Internet Speed Plan Alignment
Choose a modem that supports the maximum speed of your current internet plan. For example, if you have a 1Gbps plan, a modem limited to 300Mbps will slow down your connection.
Always check the listed maximum speed in the product details. Ensure it matches or exceeds your ISP's advertised speeds to get the full value of your subscription.
Voice Port Specifications
If you need a cable modem with phone capabilities, verify that it includes dedicated phone ports. Look for features like caller ID, 3-way calling, and support for multiple telephone lines.
Some units offer enhanced VoIP features while others only provide basic connections. Assess your household's calling needs before selecting a modem with voice support.
All-in-One vs. Separate Units
Some modems combine a router with voice capabilities, simplifying setup. Others require separate routers and phones, offering more flexibility in configuration and placement.
All-in-one units reduce clutter and may be more cost-effective. However, separate units often provide better performance and easier upgrades if you need to change one component.
Rental Fee Savings
Owning your modem can save you hundreds of dollars annually in rental fees. Compare the initial cost of the modem against yearly rental fees to determine your payback period.
Some providers charge activation or setup fees when you switch to your own equipment. Factor these into your decision to ensure overall savings over time.
Wireless Connectivity Needs
If your modem does not include built-in WiFi, plan to purchase a separate router. Consider your home size and the number of devices to determine the necessary coverage and performance.
Look for routers with WiFi 6 or higher support for better speeds and device management. This ensures your entire network can handle modern streaming and gaming demands.
Budget and Product Condition
Renewed products offer significant savings but may have varied conditions. If buying renewed, check the seller's warranty and return policies carefully before finalizing your purchase.
For long-term reliability, consider new units with full manufacturer support. However, renewed units can be a smart choice for budget-conscious buyers seeking basic functionality.
How to Use and Care for Your Cable Modem with Phone
To set up your cable modem with phone, connect the coaxial cable to the wall outlet and the modem. Attach your telephone devices to the phone ports and follow your ISP's activation instructions to register the modem with their network.
Keep your modem in a cool, well-ventilated area away from direct sunlight and heat sources. This helps prevent overheating and ensures stable performance. Regularly restart the device every few weeks to clear cache and optimize connections.
Update your modem's firmware whenever prompted by your ISP or the device's app. This ensures you have the latest security patches and performance improvements. Avoid moving the device frequently to prevent cable disconnection and potential damage.
Frequently Asked Questions
Can I use any cable modem with phone services?
No, not all modems support voice services. Only specific models certified for your ISP's voice service will work. Check the product details to ensure compatibility with your provider's telephone features.
Do I need a separate router for these modems?
Some models are standalone modems requiring a separate router for wireless access. Others are all-in-one combo units that include both modem and router functions. Verify the product type before purchasing.
How much can I save by owning my modem?
Owning your modem can save up to $168 per year in rental fees. The exact amount depends on your provider's monthly rental rates. Over time, these savings usually exceed the purchase price of the modem.
What is DOCSIS 3.1?
DOCSIS 3.1 is the latest cable internet technology offering faster speeds and better security than previous versions. It supports higher bandwidth usage, making it ideal for plans exceeding 400Mbps.
Can I use these modems with DSL or fiber?
No, cable modems are designed for cable internet providers and will not work with DSL or fiber services. Always match the modem type to your ISP's network technology.
What happens during a power outage?
During a power outage, your modem and phone service will stop unless you have a battery backup. Some models support optional backup batteries that allow calls for up to eight hours during outages.
Final Thoughts on Choosing the Best Cable Modem with Phone
The NETGEAR Nighthawk CM2050V, Motorola MT7711, and CM1150V stand out as top choices based on speed, budget, and voice capabilities respectively. Each model serves different needs depending on whether you prioritize performance, cost, or combined convenience.
When selecting a cable modem with phone, prioritize compatibility with your provider and plan speed. Ensure the device supports the features you need, such as multiple phone lines or specific call functions, to avoid unnecessary upgrades later.
Remember that prices and availability may change over time. Always verify current specs and reviews on retailer sites before purchasing to ensure you get the best value for your home network setup.