10 Best Modem With Phone Jack For Xfinity Review (October 2026)

⚡ Quick Verdict

📋 How We Evaluated

The evaluation criteria include build quality, performance, value, and compatibility with Xfinity services. The modems were assessed based on their ability to deliver fast speeds, support for Xfinity Voice services, and ease of setup.

Speed	Up to 2.5Gbps
Voice Support	Up to 2 telephone lines
Ethernet Ports	1 x2.5Gbps Ethernet port
WiFi Router	Compatible with any WiFi router

What We Found

The NETGEAR Nighthawk Multi-Gig Cable Modem is built for fastest multi-gig speeds up to 2.5Gbps. It is compatible with Xfinity Internet and Voice Service and supports up to 2 telephone lines with enhanced call features. The modem has a multi-gig Ethernet port for true multi-gig Internet connections.

Who It’s For

This modem is best for users who need the fastest internet speeds and support for Xfinity Voice services. It is ideal for users who want to connect multiple devices and need enhanced call features.

Speed	Up to 800 Mbps
Voice Support	Up to 2 phone lines
Ethernet Ports	Four 1 Gbps ports
WiFi Router	AC2350 Wi-Fi Router

What We Found

The ARRIS SURFboard SVG2482AC combines a DOCSIS 3.0 Cable Modem with an AC2350 Wi-Fi Router. It is compatible with Xfinity Internet and Voice Service and is approved for cable internet speed plans up to 800 Mbps. The modem has four 1 Gbps ports and two telephony ports for digital voice.

Who It’s For

This modem is best for users who want a comprehensive solution for both internet and voice services. It is ideal for users who want a simple and secure setup and need support for up to 2 phone lines.

Speed	Up to 800 Mbps
Voice Support	Compatible with Xfinity Voice Service
Ethernet Ports	Two 1 Gbps ports
WiFi Router	Compatible with any WiFi router

What We Found

The ARRIS (T25) Cable Modem offers DOCSIS 3.1 technology, which is 10x faster than DOCSIS 3.0. It is compatible with Xfinity Internet and Voice Service and is approved for cable internet speed plans up to 800 Mbps.

The modem has two 1 Gbps ports and is easy to set up using the SURFboard Central App.

Who It’s For

This modem is best for users who want to save on monthly rental fees and need a reliable modem for their Xfinity services. It is ideal for users who want a simple and secure setup.

Speed	Up to 2 Gbps
Voice Support	Not supported
Ethernet Ports	1 Ethernet port
WiFi Router	Requires a separate Wi-Fi router or mesh system

What We Found

The ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem supports cable internet plans up to 2 Gbps. It is easy to set up and has a compact, modern design. The modem requires a separate Wi-Fi router or mesh system for home Wi-Fi network.

Who It’s For

This modem is best for users who need the fastest internet speeds and want to save on monthly rental fees. It is ideal for users who want a compact and modern design.

Speed	Up to 800 Mbps
Voice Support	Up to 2 phone lines
Ethernet Ports	Two 1 Gbps ports
WiFi Router	Compatible with any WiFi router

What We Found

The ARRIS SURFboard SBV3202 DOCSIS 3.0 Cable Modem with Voice is compatible with Xfinity Internet and Voice Service and is approved for cable internet speed plans up to 800 Mbps. The modem has two telephony ports for digital voice and is easy to set up using the SURFboard Central App.

Who It’s For

This modem is best for users who need a reliable modem for their Xfinity services and want to save on monthly rental fees. It is ideal for users who want support for up to 2 phone lines.

Speed	Up to 600Mbps
Voice Support	Up to 2 phone lines
Ethernet Ports	Four Gigabit Ethernet ports
WiFi Router	AC1900 WiFi Router

What We Found

The NETGEAR Nighthawk Cable Modem WiFi Router Combo with Voice C7100V supports Xfinity Cable and Voice Plans up to 600Mbps speed. It has an AC1900 WiFi Router and supports up to 2 phone lines. The modem has two VoIP ports and four Gigabit Ethernet ports.

Who It’s For

This modem is best for users who need a comprehensive solution for both internet and voice services. It is ideal for users who want a WiFi Router with their modem and need support for up to 2 phone lines.

Speed	Up to 300 Mbps
Voice Support	Up to 2 phone lines
Ethernet Ports	1 Gigabit Ethernet port
WiFi Router	Compatible with any WiFi router

What We Found

The NETGEAR Cable Modem with Voice CM500V is compatible with Xfinity Internet and Voice Service. It is best for cable provider plans up to 300 Mbps speed and has a Gigabit Ethernet port for connecting to a computer or separate WiFi router. The modem supports up to 2 phone lines.

Who It’s For

This modem is best for users who need a reliable modem for their Xfinity services and want to save on monthly rental fees. It is ideal for users who need support for up to 2 phone lines.

What to Look For Before Buying

When choosing a modem with a phone jack for Xfinity services, consider the speed, compatibility with Xfinity Voice services, ease of setup, and value for money. Look for a modem that offers fast speeds, reliable build quality, and good value for money.

Check Consider the Speed

Look for a modem that offers fast speeds to meet your internet needs. The NETGEAR Nighthawk Multi-Gig Cable Modem offers the fastest speeds up to 2.5Gbps, while the ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem supports cable internet plans up to 2 Gbps.

Value Check Compatibility with Xfinity Voice Services

Ensure the modem is compatible with Xfinity Voice services if you need support for phone lines. The NETGEAR Nighthawk Multi-Gig Cable Modem and ARRIS SURFboard SVG2482AC are good options for users who need support for Xfinity Voice services.

Rating Ease of Setup

Look for a modem that is easy to set up and offers good value for money. The ARRIS SURFboard SVG2482AC and ARRIS SURFboard SBV3202 DOCSIS 3.0 Cable Modem with Voice are easy to set up using the SURFboard Central App.

Verify Value for Money

Consider the value for money when choosing a modem. The NETGEAR Nighthawk Multi-Gig Cable Modem offers the fastest speeds and good value for money, while the ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem saves on monthly rental fees.

Frequently Asked Questions

What is the best modem with a phone jack for Xfinity services?

The best modem with a phone jack for Xfinity services is the NETGEAR Nighthawk Multi-Gig Cable Modem. It offers the fastest speeds up to 2.5Gbps and supports Xfinity Voice service with enhanced call features.

Can I use any WiFi router with these modems?

Yes, you can use any WiFi router with these modems. However, for the fastest Internet speeds, it is recommended to connect to a NETGEAR WiFi 6 or 7 router or Orbi Mesh system.

Do these modems support Xfinity Voice services?

Yes, most of these modems support Xfinity Voice services. The NETGEAR Nighthawk Multi-Gig Cable Modem and ARRIS SURFboard SVG2482AC are good options for users who need support for Xfinity Voice services.

How do I set up these modems?

Most of these modems are easy to set up using the SURFboard Central App. Simply plug in the device, download the app, and follow the instructions to activate the modem and set up your Wi-Fi network.

Can I save on monthly rental fees with these modems?

Yes, most of these modems allow you to save on monthly rental fees. The NETGEAR Nighthawk Multi-Gig Cable Modem and ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem are good options for users who want to save on monthly rental fees.

🎯 Final Verdict

The NETGEAR Nighthawk Multi-Gig Cable Modem is the top pick for users who need the fastest internet speeds and support for Xfinity Voice services. The ARRIS SURFboard SVG2482AC is a strong alternative for users who want a comprehensive solution for both internet and voice services.

Consider your specific needs and choose the modem that best fits your requirements.