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10 Best Modems With Phone Lines 2025 in the United States

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Our Top Picks

#1

Winner

NETGEAR Nighthawk Multi-Gig Cable Modem for Xfinity Voice (CM2050V) – for Cable Plans up to 2.5Gbps - DOCSIS 3.1-2 Phone Lines

The NETGEAR Nighthawk CM2050V modem is tailored for users with Xfinity Voice Service Plans and cable internet plans up to 2.5Gbps, making it ideal for those needing high-speed internet and phone line connectivity. It supports DOCSIS 3.1 technology and features 32x8 channel bonding and 2x2 OFDM(A), ensuring robust performance and reliability in delivering multi-gig internet connections through its 2.5 Gig Ethernet port.

This modem also includes two phone lines with enhanced call features such as caller ID, 3-way conference calling, and call forwarding, addressing the needs for VoIP services effectively. Additionally, the modem can pair with any Wi-Fi router, offering flexible connectivity options for all wireless devices in a household.

It is equipped with standard security features typical of modern modems, ensuring safe internet usage. Users will appreciate the ease of setup and management, saving on rental fees with an upfront purchase. The modem is not compatible with other providers like Verizon Fios or AT&T, nor with fiber internet services, which limits its versatility. The physical dimensions are moderate, and its design should fit comfortably within typical home setups. For those solely using Xfinity services, this modem offers a comprehensive solution, although alternatives should be considered if service compatibility is a concern.

#2

Motorola MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem, and AC1900 Dual Band WiFi Gigabit Router, for Comcast XFINITY Internet and Voice

Rating
9.6
Internet Speed
Compatibility
Security Features

Most important from
6010 reviews

Internet Speed
WiFi performance is stellar, with download speeds on the 5 GHz channel being about 20% faster than the Arris gateway.
Compatibility
Despite some initial issues with Comcast support, once resolved, the voice line and internet worked perfectly.
Security Features
The built-in firewall and onboard VPN provide a better array of security options compared to the Comcast rental.
Ease of Setup and Management
Connecting the Motorola couldn't be easier, especially using the Ethernet cable connection.

The Motorola MT7711 is a versatile three-in-one device that combines a DOCSIS 3.0 cable modem, an AC1900 dual-band WiFi router, and two XFINITY-compatible phone ports. It is specifically designed for Comcast XFINITY users, supporting internet speeds up to 400 Mbps, making it a fitting choice for moderate to high-speed internet needs.

Its built-in high-speed router with power boost enhances WiFi speed and range, accommodating multiple WiFi devices like smartphones, tablets, and laptops. The four Gigabit Ethernet ports offer reliable wired connections for various devices. Security is bolstered by a Broadcom cable modem chipset that protects against Denial of Service attacks.

Despite these strengths, the device is limited to Comcast XFINITY users and does not support other internet service providers. Additionally, it lacks a backup battery, which means phone services will be interrupted during power outages unless an optional battery is purchased separately. The setup process is relatively straightforward, and users can save on rental fees with this device. However, its dependency on a single ISP and the absence of a backup power option might be drawbacks for some users.

Rating
9.6
Internet Speed
Compatibility
Security Features

Most important from
6010 reviews

Internet Speed
WiFi performance is stellar, with download speeds on the 5 GHz channel being about 20% faster than the Arris gateway.
Compatibility
Despite some initial issues with Comcast support, once resolved, the voice line and internet worked perfectly.
Security Features
The built-in firewall and onboard VPN provide a better array of security options compared to the Comcast rental.
Ease of Setup and Management
Connecting the Motorola couldn't be easier, especially using the Ethernet cable connection.
#3

Motorola MG7550 - Modem with Built in WiFi | Approved for Comcast Xfinity, Cox | For Plans Up to 300 Mbps | DOCSIS 3.0 + AC1900 WiFi Router | Power Boost Enabled

Rating
9.3
Internet Speed
Voice over IP (VoIP) Support
Wi-Fi Capabilities

Most important from
7197 reviews

Internet Speed
Replacing a rented Comcast/Xfinity cable-modem/router with this Motorola saves money and significantly improves Wi-Fi coverage and download speeds.
Voice over IP (VoIP) Support
Wi-Fi calling on Android devices is greatly improved, allowing users to move freely around the house without losing connection.
Wi-Fi Capabilities
The 5 GHz band provides strong Wi-Fi performance, reaching areas in the house that the previous modem-router couldn't cover.
Ease of Setup and Management
Installation is straightforward using the provided instructions and the Xfinity app, making the setup process seamless.

The Motorola MG7550 modem-router combo is designed for cable internet plans up to 300 Mbps. It supports DOCSIS 3.0 and includes a built-in AC1900 Dual Band Wi-Fi router, making it ideal for households requiring robust internet and Wi-Fi performance. It’s compatible with major cable service providers like Comcast Xfinity and Cox, but it’s not suitable for fiber optic, DSL, or satellite services.

A significant plus is the four Gigabit Ethernet ports, providing high-speed wired connections for devices like computers, gaming stations, and streaming TV devices. The Power Boost and DFS features enhance Wi-Fi performance by improving signal strength and reducing interference, which is beneficial in crowded areas with many Wi-Fi networks. However, it lacks VoIP support and phone ports, which could be a drawback for users needing telephone functionality.

Security-wise, the Broadcom chipset protects against Denial of Service attacks, and the integration of modem and router reduces clutter and simplifies setup. Its vertical design also helps in saving space and ensuring better cooling. It’s a reliable choice for those needing a modem-router combo without phone requirements.

Rating
9.3
Internet Speed
Voice over IP (VoIP) Support
Wi-Fi Capabilities

Most important from
7197 reviews

Internet Speed
Replacing a rented Comcast/Xfinity cable-modem/router with this Motorola saves money and significantly improves Wi-Fi coverage and download speeds.
Voice over IP (VoIP) Support
Wi-Fi calling on Android devices is greatly improved, allowing users to move freely around the house without losing connection.
Wi-Fi Capabilities
The 5 GHz band provides strong Wi-Fi performance, reaching areas in the house that the previous modem-router couldn't cover.
Ease of Setup and Management
Installation is straightforward using the provided instructions and the Xfinity app, making the setup process seamless.

Buying Guide for the Best Modems With Phone Lines

When choosing a modem with phone line capabilities, it's important to consider several key specifications to ensure you get the best fit for your needs. A modem with phone line functionality can be a great addition to your home or office, providing both internet connectivity and telephone services. Understanding the key specs will help you make an informed decision and ensure that the modem you choose meets your requirements for speed, reliability, and additional features.
Internet SpeedInternet speed is a crucial factor when selecting a modem. It determines how fast data can be downloaded and uploaded. This spec is usually measured in megabits per second (Mbps). For basic browsing and email, speeds of 10-25 Mbps are sufficient. For streaming HD videos or online gaming, you might need 50-100 Mbps. For multiple users or 4K streaming, consider speeds of 100 Mbps or higher. Choose a modem that supports the maximum speed offered by your internet service provider to ensure optimal performance.
CompatibilityCompatibility refers to whether the modem works with your internet service provider (ISP) and the type of internet connection you have (DSL, cable, fiber, etc.). It's important to check with your ISP to ensure the modem is compatible with their service. Some modems are designed to work with specific ISPs, while others are more versatile. Make sure the modem you choose is compatible with your current or planned internet service to avoid any connectivity issues.
Voice over IP (VoIP) SupportVoIP support allows you to make phone calls over the internet instead of traditional phone lines. This can be a cost-effective way to manage phone services. Look for modems that have built-in VoIP capabilities if you plan to use internet-based phone services. This feature is particularly useful for businesses or homes that rely heavily on phone communication. Ensure the modem supports the VoIP standards and features required by your phone service provider.
Number of Phone PortsThe number of phone ports on a modem determines how many phone lines you can connect. If you need multiple phone lines for different purposes (e.g., personal and business), look for a modem with two or more phone ports. For most home users, a single phone port may be sufficient. Consider your current and future needs for phone lines when selecting a modem to ensure you have enough ports for all your devices.
Wi-Fi CapabilitiesWi-Fi capabilities refer to the modem's ability to provide wireless internet access. Some modems come with built-in Wi-Fi routers, while others require a separate router. If you need wireless connectivity, look for a modem with integrated Wi-Fi that supports the latest standards (such as Wi-Fi 5 or Wi-Fi 6) for better speed and coverage. For larger homes or offices, consider a modem with advanced features like dual-band or mesh networking to ensure strong and reliable Wi-Fi throughout the space.
Security FeaturesSecurity features protect your network from unauthorized access and cyber threats. Look for modems with built-in firewalls, encryption, and other security protocols to safeguard your data. Some modems also offer parental controls and guest networks for added security. Choose a modem with robust security features to ensure your internet and phone communications are protected from potential threats.
Ease of Setup and ManagementEase of setup and management refers to how user-friendly the modem is. Look for modems with simple installation processes, clear instructions, and intuitive management interfaces. Some modems offer mobile apps or web portals for easy configuration and monitoring. If you're not tech-savvy, consider a modem with straightforward setup and management features to ensure you can get it up and running without hassle.

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