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Best Xfinity Recommended Modem

From leading brands and best sellers available on the web.
#1

Winner

ARRIS (S34) - Cable Modem - Fast DO

ARRIS

editor-choice-ribbon

ARRIS (S34) - Cable Modem - Fast DOCSIS 3.1 Multi-Gigabit Cable Modem, for Comcast Xfinity, Cox, Spectrum & More, 2.5 Gbps Max Internet Speeds, 2 Year Warranty - (No Built-in WiFi)

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#2
ARRIS (SB8200) - Cable Modem - Fast

ARRIS

ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 32x8 Gigabit Cable Modem , Approved for Comcast Xfinity, Cox, Charter Spectrum, & more | 1 Gbps Max Internet Speed, 4 OFDM Channels - (No Built-in Wifi)

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#3
ARRIS (S33) - Cable Modem - Fast DO

ARRIS

10%OFF

ARRIS (S33) - Cable Modem - Fast DOCSIS 3.1 Multi-Gigabit Cable Modem For Comcast Xfinity, Cox, Spectrum & More 1 & 2.5 Gbps Ports 2.5 Gbps Max Internet Speeds 2 Year Warranty - (No Built-in Wifi)

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#4
ARRIS (SBG10) - Cable Modem Router

ARRIS

ARRIS (SBG10) - Cable Modem Router Combo - DOCSIS 3.0 16 x 4 Gigabit & AC1600 WiFi, For Comcast Xfinity, Cox, check with ISP for compatibility [Not for Spectrum] 400 Mbps Max Internet Speeds

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#5
ARRIS (SB6190) - Cable Modem - Fast

ARRIS

44%OFF

ARRIS (SB6190) - Cable Modem - Fast DOCSIS 3.0 32x8 Gigabit Cable Modem, For Comcast Xfinity, Cox, Spectrum and more, 1 Gbps Port, 800 Mbps Max Internet Speed, 2 Year Warranty - (No Built-in Wifi)

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#6
Motorola MB7621 Cable Modem | Pairs

Motorola

20%OFF

Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by Comcast Xfinity, Cox, and Spectrum | for Cable Plans Up to 900 Mbps | DOCSIS 3.0

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#7
Hitron CODA56 Multi-Gigabit DOCSIS

Hitron

Hitron CODA56 Multi-Gigabit DOCSIS 3.1 Modem | 2.5 Gbps Max Internet Speeds | Certified with Xfinity, Charter Spectrum, Cox | 10x Faster Than DOCSIS 3.0 | 2.5 Gbps Ethernet Cable Modem ONLY

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#8
ARRIS (SBG8300) - Cable Modem Route

ARRIS

ARRIS (SBG8300) - Cable Modem Router Combo - Fast DOCSIS 3.1 Gigabit & AC2350 WiFi ,Comcast Xfinity, Cox, Spectrum & more, 1 Gbps Max Internet Speeds , 4 OFDM Channels

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#9
Motorola MT7711 24X8 Cable Modem/Ro

Motorola

12%OFF

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

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#10
ARRIS (T25) - Cable Modem - Fast DO

ARRIS

ARRIS (T25) - Cable Modem - Fast DOCSIS 3.1 Gigabit Cable Modem , Comcast Xfinity Internet & Voice , Two 1 Gbps Ports, 800 Mbps Max with Xfinity Plan

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Buying Guide for the Best Xfinity Recommended Modem

Choosing the right modem for your Xfinity internet service is crucial for ensuring you get the best performance and reliability. A modem is the device that connects your home network to the internet, and having the right one can make a big difference in your internet speed and overall experience. When selecting a modem, there are several key specifications to consider. Understanding these specs will help you make an informed decision and choose a modem that best fits your needs.
DOCSIS StandardDOCSIS (Data Over Cable Service Interface Specification) is the technology standard used by cable modems to provide internet access. The most common standards are DOCSIS 3.0 and DOCSIS 3.1. DOCSIS 3.0 is suitable for most users and supports speeds up to 1 Gbps, which is sufficient for standard internet usage, including streaming and gaming. DOCSIS 3.1 is the latest standard and supports speeds up to 10 Gbps, making it ideal for users with very high-speed internet plans or those who want to future-proof their setup. If you have a high-speed plan or anticipate needing faster speeds in the future, opting for a DOCSIS 3.1 modem is a good choice.
SpeedThe speed of a modem is measured in megabits per second (Mbps) or gigabits per second (Gbps) and indicates how fast data can be downloaded or uploaded. It's important to choose a modem that can handle the maximum speed of your internet plan. For example, if you have a 200 Mbps plan, a modem that supports up to 300 Mbps will be sufficient. However, if you have a gigabit plan, you'll need a modem that supports speeds of 1 Gbps or higher. Consider your current internet plan and any potential upgrades when selecting a modem to ensure it can handle your required speeds.
Channel BondingChannel bonding refers to the number of downstream and upstream channels a modem can use simultaneously. More channels generally mean better performance and higher speeds. For example, a modem with 16x4 channel bonding has 16 downstream channels and 4 upstream channels, which is suitable for moderate internet usage. A modem with 32x8 channel bonding offers even better performance and is ideal for heavy internet usage, such as multiple users streaming or gaming simultaneously. Choose a modem with higher channel bonding if you have a high-speed plan or multiple users in your household.
CompatibilityNot all modems are compatible with all internet service providers (ISPs). It's essential to ensure that the modem you choose is compatible with Xfinity. Xfinity provides a list of approved modems on their website, which can be a helpful resource. Using a compatible modem ensures that you get the best performance and support from your ISP. Always check the compatibility before making a purchase to avoid any issues with your internet connection.
Built-in RouterSome modems come with a built-in router, which combines the functions of both a modem and a wireless router in one device. This can be convenient and save space, but it may not offer the same performance as a separate modem and router. If you have a large home or need advanced features like parental controls or guest networks, a separate modem and router might be a better choice. However, for smaller homes or simpler setups, a modem with a built-in router can be a good option. Consider your home size and network needs when deciding whether to go for a combined device or separate units.
Ethernet PortsEthernet ports on a modem allow you to connect wired devices directly to the internet. The number of ports can vary, with some modems offering just one port and others offering multiple. If you have several devices that require a wired connection, such as gaming consoles, smart TVs, or desktop computers, choose a modem with more Ethernet ports. This will provide a more stable and faster connection for those devices. If you primarily use Wi-Fi, the number of Ethernet ports may be less critical, but it's still good to have at least one or two for flexibility.