NETGEAR CM500V
4.2Editor score
Supports up to 300 Mbps
Includes 2 phone lines
DOCSIS 3.0 technology
In this guide
Finding a reliable cable modem with phone ports is essential for households that still rely on landline voice services alongside high-speed internet. These devices combine internet connectivity with voice capabilities, eliminating the need for separate equipment and monthly rental fees from your provider.
We have carefully evaluated ten top-rated models based on compatibility, speed capabilities, voice features, and overall performance. Each product was selected for its ability to support modern DOCSIS standards while maintaining stable voice lines for clear communication and essential calling features.
Every pick below highlights specific strengths such as speed support, router integration, or voice line capacity. Prices and availability may change, so verify current details before purchasing to ensure the best value for your specific internet plan and home setup.
Top 3 Picks for Best Cable Modem with Phone
NETGEAR CM2050V
4.0Editor score
Supports up to 2.5Gbps
2 phone lines included
DOCSIS 3.1 certified
ARRIS T25
4.1Editor score
Supports up to 800 Mbps
2 telephony ports
DOCSIS 3.1 built
Top 10 Best Cable Modem with Phone in 2026 Compared
This side-by-side comparison highlights key specifications across all ten selected cable modems with phone capabilities to help you find the perfect match for your internet speed and voice service needs.
ProductsSpecificationsEditor scorePrice
Editor's Choice
NETGEAR CM2050V
DOCSIS 3.1
Up to 2.5Gbps
2 phone lines
1 x 2.5G Ethernet
4.0Editor score
Editor's Choice
NETGEAR CAX30
DOCSIS 3.1
AX2700 WiFi 6
Up to 1Gbps
4 Gigabit Ethernet
4.1Editor score
Best Premium
Motorola MT7711
DOCSIS 3.0
AC1900 WiFi
2 phone lines
Up to 400 Mbps
4.0Editor score
ARRIS T25
DOCSIS 3.1
2 telephony ports
Up to 800 Mbps
2 x 1G Ethernet
4.1Editor score
NETGEAR C7000
DOCSIS 3.0
AC1900 WiFi 5
Up to 800 Mbps
4 Gigabit Ethernet
4.2Editor score
NETGEAR CM1150V
DOCSIS 3.1
2 phone lines
Up to 800 Mbps
4 Gigabit Ethernet
4.1Editor score
NETGEAR CM3000
DOCSIS 3.1
Up to 2.5Gbps
Link aggregation
Mid/High-split tech
4.3Editor score
NETGEAR C7100V
DOCSIS 3.0
AC1900 WiFi
2 phone lines
Up to 600 Mbps
4.2Editor score
NETGEAR CM500V
DOCSIS 3.0
2 phone lines
Up to 300 Mbps
1 Gigabit Ethernet
4.2Editor score
ARRIS SVG2482AC
DOCSIS 3.0
AC1750 WiFi
2 phone lines
Up to 600 Mbps
4.0Editor score
1. NETGEAR CM2050V – Best Overall Cable Modem with Phone
NETGEAR CM2050V
DOCSIS 3.1
2.5Gbps Ethernet
2 phone lines
Xfinity certified
The NETGEAR CM2050V stands out as a powerful solution for households needing both high-speed internet and reliable landline service. With DOCSIS 3.1 technology and support for plans up to 2.5Gbps, it ensures your network can handle heavy traffic without sacrificing voice clarity or connection stability.
Pros
- Supports future multi-gig speeds
- Two reliable phone lines
- Certified for Xfinity
- Future-proof DOCSIS 3.1
Cons
- Requires separate WiFi router
- Higher price point
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Its standout feature is the dedicated voice support for up to two telephone lines with enhanced call features like caller ID and conference calling. The single 2.5Gbps Ethernet port allows you to connect to a high-performance router, ensuring wireless devices benefit from the full speed potential of your cable plan.
While it requires a separate router which adds to the initial setup cost, this modular approach gives you flexibility to upgrade your WiFi independently. The device is specifically certified for Xfinity, meaning activation is straightforward and compatibility is guaranteed for both internet and voice services.
This modem is ideal for users on advanced internet plans who need to future-proof their home network while retaining traditional phone lines. Its robust build and advanced DOCSIS capabilities make it a smart long-term investment for tech-savvy households.
For those who prioritize speed and reliability, this model delivers exceptional performance across both data and voice channels. The investment pays off by eliminating monthly rental fees and ensuring your infrastructure supports the fastest speeds available today and tomorrow.
Future-Proof Speed Support
This modem supports up to 2.5Gbps, ensuring you can upgrade your internet plan without replacing hardware.
Enhanced Voice Features
Includes caller ID, call forwarding, and three-way conferencing on two separate phone lines.
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2. NETGEAR CAX30 – Best Combo for High-Speed WiFi
NETGEAR CAX30
DOCSIS 3.1
AX2700 WiFi 6
Up to 1Gbps
4 Gigabit ports
The NETGEAR CAX30 is a versatile modem-router combo designed to maximize your home internet potential with advanced WiFi 6 technology. It supports DOCSIS 3.1 speeds and is compatible with major providers like Xfinity, Spectrum, and Cox, making it a flexible choice for many users.
Pros
- Combines modem and router
- WiFi 6 technology
- Works with multiple ISPs
- Strong coverage
Cons
- No voice port support
- Higher initial cost
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Its key strength lies in combining high-speed cable connectivity with robust wireless performance, covering up to 2,000 square feet and supporting numerous devices. The four gigabit Ethernet ports allow you to connect devices that require stable wired connections for gaming or streaming.
However, this model does not support voice services, meaning it is not suitable if you specifically need phone ports for landline calls. You should only choose this unit if your internet plan does not require integrated voice capabilities or if you have a separate VoIP setup.
For users who need a reliable all-in-one networking solution without voice requirements, the CAX30 delivers excellent value. Its modern WiFi 6 standards ensure your home network remains efficient and fast even as more connected devices join your household.
Setting up is simplified with the Nighthawk app, which guides you through configuration and offers tools to manage your network remotely. This device represents a smart investment for households prioritizing seamless wireless performance over traditional telephone lines.
WiFi 6 Coverage
Dual-band AX2700 WiFi 6 ensures fast speeds and reliable connections throughout your home.
Broad ISP Compatibility
Approved for use with Xfinity, Spectrum, and Cox internet plans up to 1Gbps.
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3. Motorola MT7711 – Best Renewed Three-in-One Option
Motorola MT7711
DOCSIS 3.0
AC1900 Dual Band
2 phone lines
Xfinity approved
The Motorola MT7711 offers an all-in-one solution for Xfinity users needing internet and voice services in a single device. As a renewed product, it provides significant cost savings while still delivering reliable performance for households with moderate speed requirements.
Pros
- Combines modem, router, and phone
- Affordable renewed option
- Supports up to 400 Mbps
- Power boost technology
Cons
- Limited to Xfinity only
- DOCSIS 3.0 limits max speed
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It includes a 24×8 DOCSIS 3.0 modem, an AC1900 router, and two voice-compatible phone ports. This integration eliminates the need for separate boxes and rental fees, making it a practical choice for users who want simplicity without sacrificing core functionality.
The device supports internet plans up to 400 Mbps and uses Wireless Power Boost to enhance signal range and stability. However, its DOCSIS 3.0 technology limits maximum speeds, so it may not be ideal for gigabit plans or households with heavy bandwidth demands.
Choose this modem if you are on a budget and primarily use standard internet speeds. The included router and voice ports streamline your home setup, though you should verify your current plan matches its capabilities before purchasing.
While limited to Xfinity, its certified compatibility ensures stable connections and easy activation. For users seeking a convenient and affordable way to own their equipment and eliminate monthly fees, this renewed unit remains a solid contender.
All-in-One Convenience
Combines modem, router, and voice ports into one device to simplify your setup.
Wireless Power Boost
Enhances WiFi signal strength for better coverage and consistent speeds.
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4. ARRIS T25 – Best DOCSIS 3.1 Voice Modem
ARRIS T25
DOCSIS 3.1
2 telephony ports
Up to 800 Mbps
2 x 1G Ethernet
The ARRIS T25 brings modern DOCSIS 3.1 technology to voice-enabled modems, offering faster speeds and better security than older models. It is specifically certified for Comcast Xfinity internet and voice services, ensuring compatibility and reliable performance for eligible plans.
Pros
- DOCSIS 3.1 technology
- Clear voice quality
- Supports 800 Mbps
- Simple setup app
Cons
- No built-in WiFi
- Xfinity only
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Its standout feature is support for plans up to 800 Mbps alongside two dedicated telephony ports. This makes it an excellent choice for users who want to maximize their internet speed while keeping their traditional phone service active without extra monthly fees.
The modem requires a separate router but offers simple setup via the SURFboard Central app. Two gigabit Ethernet ports allow you to connect to your router or other wired devices with low latency and stable performance for streaming or video calls.
While it does not include built-in WiFi, this design keeps costs lower and focuses on robust wired connectivity. For households prioritizing speed and voice clarity, the DOCSIS 3.1 chipset provides a noticeable improvement in performance and network efficiency.
Investing in this modem helps you avoid rental fees while upgrading to faster technology. Its certification by Xfinity guarantees that voice and internet services will work seamlessly together without requiring additional configurations or third-party equipment.
Next-Gen Technology
DOCSIS 3.1 delivers 10x faster speeds than 3.0 with improved security and lower latency.
Reliable Voice Support
Two dedicated ports ensure clear voice calls with enhanced features like caller ID.
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5. NETGEAR C7000 – Best Value Combo Modem
NETGEAR C7000
DOCSIS 3.0
AC1900 WiFi 5
Up to 800 Mbps
Combo device
The NETGEAR C7000 is a reliable modem-router combo that simplifies home networking by combining two essential devices into one. It supports DOCSIS 3.0 and is compatible with major providers like Xfinity and Cox, making it a versatile choice for many cable subscribers.
Pros
- Modem and router combined
- Wide provider compatibility
- Strong AC1900 speeds
- Affordable price
Cons
- No voice port support
- DOCSIS 3.0 limits speed
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Its key strength is delivering up to 800 Mbps internet speeds with AC1900 WiFi performance, suitable for streaming and casual gaming. The four gigabit Ethernet ports ensure you can hardwire devices that need stable connections, reducing potential wireless interference.
However, this model does not include phone ports, so it is only suitable if you do not need integrated voice service. If your plan relies on landline calling, you will need a separate modem or a different model that supports telephony.
For households looking to cut rental fees without sacrificing basic high-speed capabilities, the C7000 offers strong value. Its broad compatibility and easy setup via the Nighthawk app make it accessible even for less tech-savvy users.
While limited to DOCSIS 3.0, it remains a solid option for current gigabit plans that do not yet require 3.1 technology. Ensure your specific internet provider and plan are compatible before purchasing to avoid activation issues.
Combo Convenience
Combines modem and router to reduce cable clutter and simplify your home setup.
Provider Flexibility
Works with Xfinity, Cox, and other major cable providers for broad compatibility.
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6. NETGEAR CM1150V – Best Feature-Rich Voice Modem
NETGEAR CM1150V
DOCSIS 3.1
2 phone lines
Up to 800 Mbps
4 Gigabit ports
The NETGEAR CM1150V is a robust modem designed specifically for Xfinity users who need both internet and voice services. With DOCSIS 3.1 support and plans up to 800 Mbps, it offers a solid balance of speed and reliability for modern households.
Pros
- DOCSIS 3.1 certified
- Four Ethernet ports
- Link aggregation support
- Clear voice features
Cons
- Requires separate router
- Higher price
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Its most notable feature is support for two telephone lines with enhanced call capabilities such as caller ID and call forwarding. The four gigabit Ethernet ports provide plenty of options for connecting multiple wired devices including routers, consoles, or smart TVs.
The device also supports link aggregation, combining two ports into one 2G connection for faster wired throughput. This is useful for users with advanced networking needs or those who want to maximize local data transfer speeds.
While it requires a separate router which adds to the total cost, this modular design offers greater flexibility for upgrading your WiFi independently. The certification ensures that both voice and internet services will work without interference or compatibility issues.
For households needing reliable voice lines alongside high-speed internet, this modem delivers comprehensive features. Its modern chipset and extensive connectivity options make it a strong choice for users who value stability and performance.
Link Aggregation
Combine two Ethernet ports for faster wired speeds up to 2Gbps.
Enhanced Calling
Includes advanced features like three-way calling and call forwarding.
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7. NETGEAR CM3000 – Best Mid/High-Split Performance
NETGEAR CM3000
DOCSIS 3.1
2.5Gbps Ethernet
Mid/High-split
Up to 1Gbps up
The NETGEAR CM3000 utilizes revolutionary mid/high-split technology to unlock the fastest speeds available from major cable providers. It supports download speeds up to 2.5Gbps and upload speeds up to 1Gbps, making it ideal for power users and advanced plans.
Pros
- Revolutionary split tech
- 2.5Gbps support
- Works with multiple providers
- Stable low-latency
Cons
- No voice support
- No built-in WiFi
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Its key advantage is backward compatibility with DOCSIS 3.0 networks while offering future-proof performance for upgrades. However, it does not support voice services, so it is strictly for users who have VoIP or mobile phone solutions instead of landlines.
The modem includes multiple gigabit ports with link aggregation options to maximize wired performance. It is compatible with Xfinity, Cox, and Spectrum, providing flexibility for users who might switch providers without replacing their hardware.
For those who need maximum speed and stability, this modem delivers exceptional performance with low latency. The advanced OFDMA technology ensures consistent speeds even during peak usage times when many devices are active.
While it requires a separate router and lacks voice ports, its raw performance makes it a top choice for internet-only households. Ensure your plan supports the speeds this modem offers to fully utilize its advanced capabilities.
Speed Technology
Mid/high-split unlocks faster upstream speeds that standard modems cannot support.
Provider Support
Works with all major US cable providers for easy setup and reliability.
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8. NETGEAR C7100V – Best Combo for 600Mbps Plans
NETGEAR C7100V
DOCSIS 3.0
AC1900 WiFi
2 phone lines
Up to 600 Mbps
The NETGEAR C7100V is a comprehensive all-in-one solution for Xfinity users needing internet, WiFi, and voice services. It combines a DOCSIS 3.0 modem, AC1900 router, and voice ports into a single device, simplifying your home network setup.
Pros
- All-in-one modem router phone
- AC1900 WiFi speed
- Two voice lines
- Xfinity certified
Cons
- DOCSIS 3.0 limits speed
- Price higher than standalone
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It supports internet plans up to 600 Mbps and includes two phone lines for traditional calling with features like caller ID. This combination eliminates the need for multiple boxes and can help save money on rental fees over time.
The included router provides strong WiFi coverage for streaming and general use. However, its DOCSIS 3.0 technology limits maximum speeds, so it may not be suitable for gigabit plans or users needing faster future-proofing.
Ideal for households on 600 Mbps plans who want a simplified setup, this combo balances convenience and performance. Ensure your plan matches its capabilities before buying, as exceeding the speed limit may result in underutilized hardware.
For users who value simplicity and reliable voice service, this device offers a seamless experience. Its certification by Xfinity guarantees that both internet and phone services work together without configuration hassles.
All-in-One Design
Combines modem, router, and phone ports to reduce cable clutter and complexity.
Voice and Data
Delivers reliable calling features alongside robust AC1900 WiFi performance.
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9. NETGEAR CM500V – Best Budget Cable Modem with Phone
NETGEAR CM500V
DOCSIS 3.0
2 phone lines
Up to 300 Mbps
Budget friendly
The NETGEAR CM500V is an affordable and reliable modem designed for Xfinity users with standard internet plans. It supports speeds up to 300 Mbps and includes two phone lines, making it a practical choice for basic household needs.
Pros
- Affordable price
- Includes 2 phone lines
- Simple setup
- Xfinity certified
Cons
- Speed limited to 300 Mbps
- DOCSIS 3.0 only
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Its key strength is delivering essential voice and internet functionality at a low price point. The device is certified by Comcast, ensuring that activation is straightforward and voice services will work seamlessly with your internet connection.
While it does not support gigabit speeds, it is perfect for households that stream HD content and use VoIP services. A single gigabit Ethernet port connects to your router or computer, providing stable and efficient wired data.
This modem is ideal for users on a budget who want to avoid monthly rental fees. Its simple setup and compatibility with basic plans make it a hassle-free option for many families.
For those with lower bandwidth requirements, the CM500V offers excellent value. It keeps your costs down while maintaining the reliability and features necessary for everyday internet and phone use.
Affordable Reliability
An affordable choice for Xfinity users needing essential voice and internet services.
Simple Setup
Plug and play design makes activation quick and easy for any user.
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10. ARRIS SVG2482AC – Best Renewed All-in-One
ARRIS SVG2482AC
DOCSIS 3.0
AC1750 WiFi
2 phone lines
Up to 600 Mbps
The ARRIS SVG2482AC is a renewed three-in-one device that combines a cable modem, AC1750 WiFi router, and Xfinity telephone service. This all-in-one approach simplifies your home network and eliminates the need for separate equipment rentals.
Pros
- Three-in-one device
- Renewed value
- Includes WiFi and voice
- Xfinity approved
Cons
- Limited speed potential
- No Xfinity Home security
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It supports internet plans up to 600 Mbps and includes voice ports with essential calling features. The renewed status makes it an affordable option for budget-conscious users looking to own their equipment while maintaining reliable service.
While it is not compatible with Xfinity home security or specific gigabit packages, it covers most standard usage needs effectively. The AC1750 dual band router provides adequate wireless coverage for small to medium-sized homes.
Choose this unit if you want a cost-effective solution that bundles voice and internet services. Ensure your plan does not require gigabit speeds or home security features that this modem cannot support.
Its certification by Comcast ensures basic voice and internet services work smoothly. For users prioritizing value and simplicity, this renewed combo remains a practical choice.
Renewed Value
A cost-effective way to own all your networking equipment without new hardware prices.
Voice Integration
Includes phone ports compatible with Xfinity Voice service for seamless calling.
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Buying Guide – How to Choose the Best Cable Modem with Phone
Selecting the right cable modem with phone capabilities requires understanding your internet plan, provider restrictions, and specific voice needs.
Provider Compatibility
Verify that the modem supports your specific internet service provider. Many voice-enabled modems are certified exclusively for Xfinity or Comcast, meaning they may not work with other major providers like Cox or Spectrum.
Always check the provider list before purchasing to ensure the device will activate and function correctly for both internet and voice services.
Internet Speed Requirements
Match the modem's speed capabilities to your current and potential future internet plans. DOCSIS 3.0 modems typically cap at 600 Mbps, while 3.1 models support gigabit or multi-gig speeds.
Choose a model that meets your current usage needs but also offers room for plan upgrades to avoid replacing hardware soon.
Voice Line Count
Determine how many phone lines you need for your household. Most cable modems with voice support two separate phone lines, which is sufficient for most families.
Check if the model supports essential calling features like caller ID, call forwarding, and conference calling to ensure it meets your daily communication needs.
Modem vs. Combo Devices
Decide between a standalone modem or a combo unit that includes a router. Standalone modems offer more flexibility to choose a separate router but may cost more overall.
Combo devices simplify your setup but may limit WiFi performance. Choose based on whether you prefer convenience or customizability.
DOCSIS Technology
DOCSIS 3.1 modems offer better security, lower latency, and higher speeds compared to 3.0 models. This is important for gaming and future-proofing your home network.
Investing in 3.1 ensures you get the most out of modern high-speed plans without hardware limitations.
Ethernet Ports
Ensure the modem has enough Ethernet ports for your wired devices. Multiple ports allow direct connections for gaming consoles or smart TVs without needing extra switches.
More ports provide better flexibility for arranging your home network efficiently.
Rental Fee Savings
Owning your modem can save you significant money over time by eliminating monthly rental fees. Calculate how long it will take to recoup the cost of purchasing your own device.
This investment pays off quickly for most households, making it a smart financial decision.
Warranty and Support
Check the warranty terms and support options provided by the manufacturer. Reliable customer service helps resolve activation or technical issues quickly.
Select a brand with a strong track record for support to ensure long-term satisfaction with your equipment.
How to Use and Care for Your Cable Modem with Phone
Connect the coaxial cable securely to the modem and plug in the power adapter. Once powered on, wait for the indicator lights to stabilize before connecting your router or computers.
Activate the modem online using your provider's activation portal. Ensure you have your account information ready to link the device to your specific service plan.
Keep the modem in a well-ventilated area to prevent overheating. Periodically restart the device to clear cache and maintain optimal performance.
Frequently Asked Questions
Do all cable modems support phone lines?
No, only specific models certified for voice services support phone lines. Standard modems usually lack the necessary hardware ports and firmware for voice integration.
Can I use any modem with Xfinity Voice?
No, Xfinity Voice requires specific modems certified by Comcast. Using a non-certified modem will prevent voice services from activating even if internet works.
What if my power goes out?
Most modems do not have backup batteries, so phone lines will stop working during outages. Consider a backup power source if your phone is critical for emergencies.
How do I save rental fees?
Purchase your own certified modem and notify your provider to switch from rented equipment to your personal device. This stops monthly charges but may require activation fees.
Can I upgrade my internet plan?
Yes, but ensure your modem supports the higher speeds. Upgrading your plan without upgrading the modem may cap your connection at lower speeds.
Do I need a router?
If you are using a standalone modem, you need a separate router for WiFi. Combo devices include the router, so you only need the modem itself.
Are voice services clear?
Voice services on certified modems are generally clear and reliable, provided the signal is strong and the modem is functioning correctly.
Can I switch providers easily?
It depends on the modem's compatibility. If the modem works with your new provider, you may just need to update activation details.
Final Thoughts on Choosing the Best Cable Modem with Phone
Choosing the right cable modem with phone depends on your speed needs, provider, and budget. The NETGEAR CM2050V and ARRIS T25 offer robust features for advanced users.
Prioritize DOCSIS 3.1 technology for future-proofing and ensure your modem supports your specific provider to avoid activation issues.
Verify current compatibility and pricing before purchasing to ensure you get the best value for your home network needs.