NETGEAR CM500V
4.2Editor score
Supports up to 300 Mbps plans
Includes two voice phone lines
Compatible with Xfinity service only
In this guide
Finding the right cable modem with phone support is essential for modern households needing reliable internet and voice services. These devices combine high-speed connectivity with VoIP capabilities, eliminating the need for separate hardware rentals from your provider. Choosing a quality modem ensures stable calls and fast browsing speeds for your entire family.
We evaluated ten top-rated models based on performance, compatibility, and value. Our analysis focused on DOCSIS standards, phone line support, and real-world speed capabilities. Each product offers unique benefits for different internet plans and provider networks across the United States.
Every pick highlights key specs and pros to guide your decision. Prices and availability fluctuate frequently, so always verify current details before purchasing. This guide helps you save on rental fees while upgrading your home networking infrastructure effectively.
Top 3 Picks for Best Cable Modem with Phone
NETGEAR CM2050V
4.0Editor score
Supports up to 2.5 Gbps speeds
DOCSIS 3.1 technology included
Two phone lines with enhanced features
Motorola MT7711
4.0Editor score
Combines modem router and voice ports
AC1900 dual band WiFi support
Compatible with Comcast Xfinity service
Top 10 Best Cable Modem with Phone in 2026 Compared
This side-by-side comparison outlines key specifications for each modem to simplify your selection process.
ProductsSpecificationsEditor scorePrice
Editor's Choice
NETGEAR CM2050V
DOCSIS 3.1 supported
Up to 2.5 Gbps speed
Two telephone lines included
Xfinity Voice certified
4.0Editor score
Editor's Choice
NETGEAR CAX30
DOCSIS 3.1 modem router
WiFi 6 AX2700 coverage
No voice port support
Up to 1 Gbps plans
4.1Editor score
Best Premium
Motorola MT7711
DOCSIS 3.0 modem router
AC1900 dual band WiFi
Two Xfinity voice ports
Up to 400 Mbps plans
4.0Editor score
ARRIS T25
DOCSIS 3.1 modem only
Up to 800 Mbps speed
Two telephony ports included
Xfinity Voice and Internet
4.1Editor score
NETGEAR C7000
DOCSIS 3.0 combo unit
AC1900 WiFi 5 speed
No voice port support
Up to 800 Mbps plans
4.2Editor score
NETGEAR CM1150V
DOCSIS 3.1 modem only
Up to 800 Mbps speed
Two telephone lines supported
Xfinity Voice certified
4.1Editor score
NETGEAR CM3000
DOCSIS 3.1 modem only
Up to 2.5 Gbps speed
No voice port support
Mid/high-split technology
4.3Editor score
NETGEAR C7100V
DOCSIS 3.0 combo unit
AC1900 WiFi speed
Two voice IP ports
Up to 600 Mbps plans
4.2Editor score
NETGEAR CM500V
DOCSIS 3.0 modem only
Up to 300 Mbps speed
Two telephone lines included
Xfinity Voice certified
4.2Editor score
ARRIS SVG2482AC
DOCSIS 3.0 combo unit
AC1750 dual band WiFi
Two Xfinity telephony ports
Up to 600 Mbps plans
4.0Editor score
1. NETGEAR CM2050V – Best Multi-Gig Voice Modem
NETGEAR CM2050V
DOCSIS 3.1 technology
2.5 Gbps Ethernet port
Two voice telephone lines
Xfinity Internet Voice certified
The NETGEAR CM2050V stands out as a top choice for users needing both high-speed internet and reliable voice service. With a rating of 4 stars, it delivers exceptional performance for Xfinity customers seeking to eliminate rental fees.
Pros
- Supports fastest gigabit+ plans
- Reliable voice call features
- Simple setup process
- Future-proof DOCSIS 3.1
Cons
- Limited to Xfinity providers
- Requires separate router
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Its DOCSIS 3.1 architecture supports speeds up to 2.5Gbps, ensuring smooth streaming and gaming. The two integrated phone lines offer enhanced features like caller ID and three-way calling, making it a comprehensive solution for home communication needs.
While powerful, this modem is strictly compatible with Xfinity Voice plans. Users will need to pair it with a separate Wi-Fi router, adding slightly to the total setup cost but providing greater flexibility in network configuration.
This device is ideal for households with heavy bandwidth usage and traditional phone line requirements. It effectively balances cutting-edge speed with essential telephony functions for a seamless home internet experience.
Future-Proof Speed Capability
The 2.5Gbps Ethernet port allows users to fully utilize emerging high-speed cable plans without hardware upgrades soon.
Enhanced Call Features
Voice lines support advanced telephony options such as call forwarding and conference calling for better home communication.
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2. NETGEAR CAX30 – Best Modem Router Combo
NETGEAR CAX30
DOCSIS 3.1 modem
AX2700 WiFi 6 router
Up to 1 Gbps plans
Multiple gigabit Ethernet ports
The NETGEAR CAX30 is a versatile modem and router combo that simplifies home networking for many users. With a 4.1 star rating, it offers robust performance for streaming and gaming across multiple devices in any room.
Pros
- Combines modem and router
- Supports major ISPs widely
- WiFi 6 coverage support
- Great for gaming
Cons
- No built-in phone ports
- Higher price than modems
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Its DOCSIS 3.1 support enables gigabit speeds on networks like Xfinity and Spectrum. The integrated WiFi 6 coverage extends to 2,000 square feet, ensuring strong connections for up to twenty-five connected devices simultaneously.
However, this unit lacks voice phone support, making it unsuitable for those needing landline alternatives. It focuses purely on delivering high-speed data connectivity rather than integrated telephony services or VoIP features.
Ideal for users who want a single device for internet access, it delivers excellent value for homes without voice requirements. The app management system makes network administration straightforward and secure for daily use.
Comprehensive Coverage
Dual-band WiFi 6 technology ensures reliable signal strength throughout large homes with minimal dead spots or interference.
Provider Compatibility
This model works with major US cable providers, offering flexibility for renters or users who switch providers frequently.
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3. Motorola MT7711 – Best All-in-One Voice Modem
Motorola MT7711
DOCSIS 3.0 modem router
AC1900 dual band WiFi
Two Xfinity voice ports
Up to 400 Mbps plans
The Motorola MT7711 combines modem, router, and voice capabilities into one sleek device for Xfinity subscribers. With a 4-star rating, it is a strong contender for those seeking to reduce rental fees while keeping phone service active.
Pros
- 3-in-1 combo design
- Includes voice phone lines
- Strong signal amplifiers
- Cost effective solution
Cons
- DOCSIS 3.0 limitation
- Xfinity only support
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Its AC1900 wireless standard provides solid speed for streaming and browsing. The built-in voice ports support traditional phone lines with enhanced features, making it an all-in-one solution for integrated home connectivity needs.
While DOCSIS 3.0 limits it to 400 Mbps plans, it remains a practical choice for mid-tier users. The only significant drawback is its lack of compatibility outside the Comcast Xfinity network ecosystem completely.
This device is perfect for households that prioritize convenience and cost savings over cutting-edge speed. It simplifies setup by eliminating the need for separate hardware units or complex cabling configurations at home.
Wireless Power Boost
Integrated power amplifiers enhance signal range and speed for better connectivity across multiple rooms or floors.
Rental Fee Savings
Ownership eliminates monthly cable rental charges, potentially saving significant amounts over time compared to ISP rentals.
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4. ARRIS T25 – Best High-Speed Modem Only
ARRIS T25
DOCSIS 3.1 modem
Two telephony ports
Up to 800 Mbps
Xfinity Voice compatible
The ARRIS T25 offers high-speed connectivity and voice support in a compact design tailored for Xfinity users. Its 4.1-star rating reflects reliable performance for those upgrading from older 3.0 models or renting gear.
Pros
- Fast DOCSIS 3.1 speed
- Voice and data support
- Simple plug-in setup
- Cost effective ownership
Cons
- Requires separate Wi-Fi router
- Limited to Xfinity service
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It supports speeds up to 800 Mbps, ensuring fast browsing and streaming for households. The two telephone ports allow for seamless voice integration without needing additional adapters or specialized equipment at home.
Users must pair this modem with a separate router for Wi-Fi coverage. While this adds complexity, it allows for flexible network configurations and choice of router that suits specific wireless coverage requirements best.
This modem is suitable for households needing both high-speed internet and phone service. Its simplicity and DOCSIS 3.1 technology make it a reliable choice for current and future network capabilities within Comcast networks.
Next-Gen Technology
DOCSIS 3.1 provides better security and lower latency compared to previous standards for improved online gaming performance.
Plug and Play Setup
Activation involves simple steps using the SURFboard Central app for quick connectivity without technical expertise.
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5. NETGEAR C7000 – Best Combo for Mid-Tier Plans
NETGEAR C7000
DOCSIS 3.0 combo
AC1900 WiFi 5
Gigabit Ethernet ports
No voice port support
The NETGEAR C7000 provides a solid networking solution for households prioritizing data over voice services. With a 4.2-star rating, it offers consistent performance for streaming and gaming across various providers like Xfinity and Cox.
Pros
- Reliable combo performance
- Works with major providers
- Four Ethernet ports included
- Budget friendly combo
Cons
- No voice support included
- Outdated WiFi 5
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Its AC1900 WiFi speeds ensure enough bandwidth for multiple devices. Four Gigabit Ethernet ports allow for wired connections to gaming consoles or PCs, providing stable latency and faster local network transfer speeds.
This device does not support phone lines, which limits its utility for traditional VoIP users. The lack of voice ports means separate solutions are required for households needing integrated internet and telephone services together.
It is a strong choice for budget-conscious buyers wanting a reliable modem router combo. While not the newest tech, it delivers dependable service for standard cable internet plans without excessive monthly rental fees.
Versatile Connectivity
Four wired Ethernet ports offer flexibility for desktops or streaming devices that benefit from a stable hardwired connection.
App Management
The Nighthawk app simplifies network monitoring and device management for users of all technical skill levels.
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6. NETGEAR CM1150V – Best High-Speed Voice Modem
NETGEAR CM1150V
DOCSIS 3.1 modem
Up to 800 Mbps
Two phone lines
Link aggregation support
The NETGEAR CM1150V is a powerful modem designed for users who need both high-speed internet and phone service. With a 4.1-star rating, it is certified for Xfinity plans and offers robust connectivity for modern households.
Pros
- Fast speed capability
- Four Ethernet ports
- Voice and data combo
- Reliable connection
Cons
- Only for Xfinity customers
- Requires external router
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Its DOCSIS 3.1 support allows speeds up to 800 Mbps. The integrated voice lines support enhanced call features, while four Ethernet ports provide flexibility for connecting multiple devices or a separate Wi-Fi router easily.
Users must note that this modem works exclusively with Xfinity services. The necessity for a separate router adds to the initial setup cost but provides flexibility for those needing advanced wireless coverage across larger homes.
Ideal for families needing a balance of speed and voice, it eliminates rental fees effectively. Its link aggregation feature can boost wired performance for power users requiring maximum throughput for local network tasks.
Link Aggregation
Link aggregation allows combining two ports for faster wired speeds, beneficial for NAS or high-bandwidth network needs.
Enhanced Call Features
Voice support includes caller ID and three-way calling, enhancing communication quality for traditional home phone users.
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7. NETGEAR CM3000 – Best Ultra-Fast Modem Only
NETGEAR CM3000
DOCSIS 3.1 modem
2.5Gbps Ethernet port
Up to 2.5 Gbps
No voice support included
The NETGEAR CM3000 delivers the fastest cable speeds available today, with a 4.3-star rating reflecting its high performance. It is a top choice for users with gigabit plans on Xfinity, Cox, or Spectrum networks.
Pros
- Fastest cable speeds
- Supports three major ISPs
- Reliable gaming performance
- Future-proof architecture
Cons
- No phone lines included
- High price point
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Mid/high-split technology enables download speeds up to 2.5Gbps. The 2.5Gbps Ethernet port supports true multi-gig plans, ensuring that users get the full speed potential from their Internet Service Provider hardware plans.
However, it lacks voice phone support entirely. Users needing phone service will require separate VoIP solutions or traditional lines since this modem focuses purely on maximizing high-speed data connectivity and performance.
This modem is ideal for power users and gamers who prioritize low latency and bandwidth. While expensive, it future-proofs home networks against future ISP speed upgrades and supports the latest cable internet capabilities.
Multi-Gig Speeds
The 2.5Gbps Ethernet port ensures that fast cable plans can deliver their full speed to connected wired devices reliably.
Active Queue Management
AQM helps keep latency low even during peak usage times, ensuring smooth gaming and video calls for all users.
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8. NETGEAR C7100V – Best Combo for Voice Users
NETGEAR C7100V
DOCSIS 3.0 combo
AC1900 WiFi speed
Two voice IP ports
Up to 600 Mbps
The NETGEAR C7100V combines modem, router, and voice support for a convenient all-in-one solution. With a 4.2-star rating, it is designed specifically for Xfinity customers seeking to simplify home networking and phone services.
Pros
- All-in-one combo unit
- Voice ports included
- Gigabit Ethernet ports
- Stable performance
Cons
- DOCSIS 3.0 limit
- Higher price for combo
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Its AC1900 WiFi speed supports streaming and general browsing. Two VoIP ports allow for two telephone lines with enhanced call features, making it a versatile choice for households requiring integrated voice connectivity easily.
While limited to DOCSIS 3.0 speeds, it remains a reliable option for mid-tier plans. The high price point may deter budget users, but the integration of multiple devices saves space and simplifies cable management significantly.
This modem is best for those needing a complete solution for internet and voice. Its straightforward setup helps reduce technical headaches for average users looking for consistent home network reliability and functionality.
Voice IP Ports
Two voice-over-IP ports support traditional landline needs, offering call features like forwarding and ID directly from the device.
Combo Convenience
Integrating modem and router in one unit reduces hardware clutter and simplifies setup for home networking environments.
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9. NETGEAR CM500V – Best Entry-Level Voice Modem
NETGEAR CM500V
DOCSIS 3.0 modem
Up to 300 Mbps
Two phone lines
Xfinity Voice certified
The NETGEAR CM500V is an affordable modem offering both internet and voice support for Xfinity subscribers. With a 4.2-star rating, it provides reliable performance for households with moderate bandwidth needs and phone requirements.
Pros
- Budget-friendly pricing
- Voice and data support
- Compatible with Xfinity
- Stable connection
Cons
- Only 300 Mbps max
- Single Ethernet port
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It supports speeds up to 300 Mbps, suitable for basic streaming and browsing. The two integrated phone lines enable traditional telephony services, making it an economical choice for saving on rental fees over time.
The single Ethernet port limits direct wired connections, meaning users need a router for multiple devices. Its lower speed capability also restricts suitability for large households or heavy bandwidth activities like 4K streaming.
Ideal for budget-conscious users with standard plans, it delivers essential functionality effectively. This modem is perfect for those seeking a simple, cost-effective way to own their equipment while maintaining phone service at home.
Cost Effective
Affordable pricing and elimination of monthly rental fees make this a smart long-term choice for basic users.
Voice Support
Integrated phone lines with caller ID support offer traditional communication features without extra VoIP hardware costs.
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10. ARRIS SVG2482AC – Best Renewed Combo
ARRIS SVG2482AC
DOCSIS 3.0 combo
AC1750 WiFi
Two telephony ports
Up to 600 Mbps
The ARRIS SVG2482AC offers a versatile combo solution for Xfinity users seeking a cost-effective way to integrate internet and phone services. With a 4-star rating, it provides reliable performance for standard household needs without high-end costs.
Pros
- Renewed budget option
- Voice and data support
- Four Ethernet ports
- Dual band WiFi
Cons
- Not for Gigabit plans
- Xfinity service only
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Its AC1750 dual band WiFi supports multiple devices. Four Gigabit Ethernet ports allow for wired connections, while the integrated telephony ports maintain traditional phone service without requiring separate adapters for home voice needs.
This model is limited to plans up to 600 Mbps, so it is not ideal for gigabit users. Renewed units may show minor cosmetic wear, but they function properly for those prioritizing budget savings over pristine hardware conditions.
It is a strong option for households needing a complete network and voice package. Its simplicity and affordability make it a practical choice for renters or casual users managing typical streaming and communication activities.
Renewed Value
Renewed units provide substantial savings compared to new models, making them ideal for budget-conscious users.
Dual Band WiFi
Dual band WiFi helps reduce interference and improves connection reliability for connected wireless devices.
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Buying Guide – How to Choose the Best Cable Modem with Phone
Selecting the right modem requires understanding your internet provider, speed needs, and phone service requirements.
Provider Compatibility
Verify that the modem is approved by your Internet Service Provider. Devices certified for Xfinity may not work with Spectrum, Cox, or other providers due to different network configurations.
Always check the provider compatibility list before purchasing to ensure seamless activation and avoid return hassles.
DOCSIS Version
DOCSIS 3.1 offers faster speeds and better efficiency than DOCSIS 3.0. For plans exceeding 400 Mbps, DOCSIS 3.1 is often required to unlock full speed potential.
Choose a newer DOCSIS standard to future-proof your network against upcoming ISP speed upgrades.
Voice Port Support
Ensure the modem includes telephone ports if you need VoIP landline services. Some models support two lines with features like caller ID and conference calling.
Selecting a modem with voice ports eliminates the need for separate adapters and simplifies your home network.
Speed Capabilities
Match the modem's maximum speed to your internet plan. A modem capped at 300 Mbps will bottleneck a 1 Gbps plan.
Opt for a modem that supports speeds slightly higher than your current plan for better long-term value.
Modem vs Combo
Combos integrate a router and modem in one unit. While convenient, standalone modems allow you to choose separate routers for better WiFi coverage.
Choose a combo for simplicity, or a standalone modem if you need advanced wireless features.
Gigabit Ethernet Ports
Gigabit ports ensure your wired devices receive maximum speeds. Look for multiple ports if you have gaming consoles or desktop PCs.
More Ethernet ports provide greater flexibility for hardwired connections to priority devices.
Price and Value
Compare the purchase price against monthly rental fees. Most modems pay for themselves within a year of ownership.
Consider long-term savings when deciding between basic models and advanced high-speed options.
Warranty and Support
Check the warranty length and support availability from the manufacturer. Reliable customer service is crucial if issues arise with activation.
Select brands with strong reputations for hardware reliability to minimize downtime.
How to Use and Care for Your Cable Modem with Phone
Connect the coaxial cable from your wall outlet to the modem. Use the included Ethernet cable to link the modem to your router or computer for initial setup.
For voice lines, plug your standard phone into the phone port marked 'Phone 1' or 'Phone 2'. Ensure the connection is secure to prevent call drops or signal loss.
Place the modem in a well-ventilated area away from heat sources. Periodically restart the device by unplugging it for thirty seconds to maintain optimal performance.
Frequently Asked Questions
Will any cable modem work with my phone service?
No, only modems certified for your specific provider and plan will support phone services. Look for models explicitly labeled as compatible with your ISP's voice network to avoid compatibility issues during activation.
What is the difference between a modem and a combo?
A modem connects to your internet service, while a combo integrates a router to create Wi-Fi. Combos are convenient but may offer fewer advanced features than separate high-end router and modem units.
How do I activate my new modem?
Connect the device to your wall outlet and power it on. Follow the ISP's activation process online or via their app. Some providers may require a brief call to complete the registration.
Can I use a modem with a different provider?
Usually, modems are locked to specific providers. Xfinity modems typically work only with Xfinity, while others might be universal. Always verify compatibility before switching hardware or providers.
Do these modems support VoIP?
Most modems with phone ports support VoIP through your ISP's network. They allow traditional phone services over the internet but generally do not support third-party VoIP services like Vonage.
Why is my modem slow?
Slow speeds could result from outdated DOCSIS standards, cable issues, or ISP throttling. Ensure your modem matches your plan's speed requirements and check for firmware updates regularly.
Is it worth buying my own modem?
Yes, buying your own modem saves money on monthly rental fees. Over time, the savings often exceed the purchase price, making ownership a financially smart decision for most users.
Can I use my old modem with a new plan?
Only if your old modem supports the required DOCSIS standard and speed. Newer plans may require DOCSIS 3.1, so check compatibility before relying on older hardware.
Final Thoughts on Choosing the Best Cable Modem with Phone
We have covered top options ranging from budget-friendly to high-speed premium models. Each modem offers distinct advantages depending on your provider and speed needs.
Prioritize compatibility and DOCSIS version to ensure reliable performance. If you require phone services, verify voice port support before finalizing your purchase.
Always check current prices and availability as they may change. Choosing the right modem now can save money and frustration for years to come.