8+ Best Modem To Work With Xfinity in 2023 (November)

John Grisham
  Nov 30, 2023 10:26 AM

A modem is an essential piece of hardware required to connect to an internet service provider such as Xfinity. It takes the signal from the provider and converts it into a format that can be used by a computer or other internet-enabled device. Generally, Xfinity customers will need a DOCSIS 3.0-certified modem that is capable of delivering speeds of up to 300 Mbps.

It is important to check with Xfinity to ensure that the modem is compatible with their service before purchasing.

8+ Best Modem To Work With Xfinity in 2023 (November)
Xfinity is a popular internet service provider, and they offer a variety of modem options.. Image source: Amazon.com

Compare

NoImageProductScoreCheck
1NETGEAR Nighthawk Multi-Gig Cable Modem CM2000 - Compatible with all Cable Providers incl. Xfinity, Spectrum, Cox | For Cable Plans Up to 2.5Gbps | DOCSIS 3.1NETGEAR Nighthawk Multi-Gig Cable Modem CM20008.8Check Price
2NETGEAR Cable Modem DOCSIS 3.1 (CM1000) Gigabit Modem, Compatible with All Major Cable Providers Including Xfinity, Spectrum, Cox, For Cable Plans Up to 1 GbpsNETGEAR Cable Modem DOCSIS 3.1 8.8Check Price
3NETGEAR Cable Modem DOCSIS 3.0 (CM700-1AZNAS) Compatible with All Major Cable Providers Including Xfinity, Spectrum, Cox, For Cable Plans Up to 800 MbpsNETGEAR Cable Modem DOCSIS 3.0 8.8Check Price
4NETGEAR Cable Modem Wi-Fi Router Combo C6250 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 300 Mbps | AC1600 Wi-Fi Speed | DOCSIS 3.0NETGEAR Cable Modem Wi-Fi Router Combo C62508.6Check Price
5NETGEAR Cable Modem WiFi Router Combo C6220 - Compatible With All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | For Cable Plans Up to 200 Mbps | AC1200 WiFi Speed | DOCSIS 3.0NETGEAR Cable Modem WiFi Router Combo C62208.6Check Price
NETGEAR Nighthawk Multi-Gig Cable Modem CM2000 - Compatible with all Cable Providers incl. Xfinity, Spectrum, Cox | For Cable Plans Up to 2.5Gbps | DOCSIS 3.1
NETGEAR Nighthawk Multi-Gig Cable Modem CM2000
Model: NETGEAR CM2000-100NAS
Dimensions: 8.7 x 9.92 x 4.7 Inches
Warranty: 1-year warranty
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Verdict:
The NETGEAR Nighthawk Multi-Gig Cable Modem CM2000 is a great choice for those who need high-speed internet access and want to save on rental fees. It is compatible with all major cable internet providers, works with any WiFi router, and has a multi-gig Ethernet port for the fastest and true multi-gig internet connections.

Specs:
• Built for fastest multi-gig speeds: best for cable provider plans up to 2.5Gbps
• Compatible with all major cable internet providers: including Xfinity, COX and Spectrum
• Works with any WiFi router, best with WiFi 6
• Multi-gig Ethernet: 1 x 2.5Gbps Ethernet port
• Save monthly rental fees: replaces your cable modem saving you up to $168/yr in equipment rental fees
• Modem Technology: Engineered with DOCSIS 3.1 32x8 channel bonding and OFDM (A) 2x2

Pros:
• Fastest multi-gig speeds
• Compatible with all major cable internet providers
• Works with any WiFi router
• Multi-gig Ethernet port
• Save monthly rental fees
• High-quality modem technology

Cons:
• Not compatible with Verizon, ATandT, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
NETGEAR Cable Modem DOCSIS 3.1 (CM1000) Gigabit Modem, Compatible with All Major Cable Providers Including Xfinity, Spectrum, Cox, For Cable Plans Up to 1 Gbps
NETGEAR Cable Modem DOCSIS 3.1
Model: NETGEAR CM1000-100NAS
Color: Black
Dimensions: 8.8 x 5.4 x 5.9 Inches
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Verdict:
The NETGEAR Cable Modem DOCSIS 3.1 (CM1000) Gigabit Modem is a great choice for anyone looking for a reliable, high-speed internet connection. With its support for all cable internet speed tiers and DOCSIS 3.1 technology, it offers up to 10 times faster download speeds than DOCSIS 3.0.

Specs:
• DOCSIS 3.1 up to 10X faster download speeds than DOCSIS 3.0
• 32 downstream and 8 upstream channels for DOCSIS 3.0 connection
• Support all cable internet speed tiers, up to Gigabit (1000 Mbps) service
• Compatible with Xfinity from Comcast, Cox, Mediacom Cable, and more
• Separate router required for WiFi
• Not compatible with: Verizon, ATandT, or CenturyLink

Pros:
• High-speed internet connection
• Up to 10 times faster download speeds than DOCSIS 3.0
• Eliminates monthly cable modem rental fees
• Compatible with Xfinity from Comcast, Cox, Mediacom Cable, and more

Cons:
• Not compatible with Verizon, ATandT, or CenturyLink
• Separate router required for WiFi
• Not compatible with bundled voice services
NETGEAR Cable Modem DOCSIS 3.0 (CM700-1AZNAS) Compatible with All Major Cable Providers Including Xfinity, Spectrum, Cox, For Cable Plans Up to 800 Mbps
NETGEAR Cable Modem DOCSIS 3.0
Model: NETGEAR CM700-1AZNAS
Color: BLACK
Dimensions: 5.2 x 1.7 x 6.6 Inches
Warranty: Limited (1) Year Warranty
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Verdict
The NETGEAR Cable Modem DOCSIS 3.0 is a great option for cable internet users looking to save on monthly rental fees. It is compatible with all major cable internet providers and offers fast speeds up to 800 Mbps.

Specs
- Compatible with all major cable internet providers
- Save up to 168 Dollars/year in equipment rental fees
- Speeds up to 800 Mbps
- Connect any Wi-Fi router to this modem's Ethernet port
- 32x8 channel bonding, OFDM 2x2, and DOCSIS 3.1
- System requirements: Cable broadband Internet service, Microsoft Windows 7, 8, 10, Vista`, XP, 2000, Mac OS, or other operating systems running a TCP/IP network. Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher

Pros
- Compatible with all major cable internet providers
- Save money on rental fees
- Fast speeds up to 800 Mbps
- Connects to any Wi-Fi router
- 32x8 channel bonding, OFDM 2x2, and DOCSIS 3.1

Cons
- Not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH, or any bundled voice service
- System requirements: Cable broadband Internet service, Microsoft Windows 7, 8, 10, Vista`, XP, 2000, Mac OS, or other operating systems running a TCP/IP network. Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher
NETGEAR Cable Modem Wi-Fi Router Combo C6250 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 300 Mbps | AC1600 Wi-Fi Speed | DOCSIS 3.0
NETGEAR Cable Modem Wi-Fi Router Combo C6250
Model: NETGEAR C6250-1AZNAS
Color: Black
Dimensions: 7.68 x 7.79 x 2.52 Inches
Warranty: Limited (1) Year Warranty
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Verdict:
The NETGEAR Cable Modem Wi-Fi Router Combo C6250 is an excellent choice for those looking for a reliable, high-speed cable modem and Wi-Fi router combo. It is compatible with all major cable internet providers, and will save you money on equipment rental fees.

Specs:
- Compatible with all major cable internet providers (Xfinity by Comcast, COX, and Spectrum)
- Up to 1500 sq ft wireless coverage and 25 devices connected with AC1600 speed (up to 1600 Mbps)
- 2 Gigabit Ethernet ports and 1 USB port for fast wired connections
- DOCSIS 3.0 modem technology with 16x4 channel bonding
- Supports WEP and WPA/WPA2 wireless security protocols

Pros:
- Compatible with all major cable internet providers
- Fast WiFi performance and coverage
- Affordable rental fees
- Versatile connections
- Safe and secure

Cons:
- Not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
NETGEAR Cable Modem WiFi Router Combo C6220 - Compatible With All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | For Cable Plans Up to 200 Mbps | AC1200 WiFi Speed | DOCSIS 3.0
NETGEAR Cable Modem WiFi Router Combo C6220
Model: NETGEAR C6220-100NAS
Color: Black
Dimensions: 2.25 x 9.23 x 6.1 Inches
Warranty: 1-year warranty
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Verdict:
The NETGEAR Cable Modem WiFi Router Combo C6220 is a great choice for those looking for a cost-effective solution for their cable internet plan and provides fast WiFi performance and versatile connections.

Specs:
- Compatible with all major cable internet providers (Xfinity, Cox, Spectrum)
- Saves up to $168/yr in equipment rental fees
- Speeds up to 200 Mbps (Xfinity)
- AC1200 WiFi speed
- 2 Gigabit Ethernet ports and 1 USB port

Pros:

- Cost-effective
- Fast WiFi performance
- Versatile connections
- Easy to setup and use

Cons:

- Not compatible with some providers such as Verizon, AT&T, and CenturyLink
- Not compatible with DSL providers, DirecTV, DISH, and any bundled voice service
NETGEAR Cable Modem CM700 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 500 Mbps | DOCSIS 3.0 (Renewed)
NETGEAR Cable Modem CM700

Dimensions: 8.62 x 3.7 x 6.81 Inches
Warranty: 90 days limited warranty
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NETGEAR Cable Modem with Voice CM500V - For Xfinity by Comcast Internet & Voice | Supports Cable Plans Up to 300 Mbps | 2 Phone lines | DOCSIS 3.0 (Renewed)
NETGEAR Cable Modem

Color: black
Dimensions: 16.67 x 12.81 x 11.54 Inches
Warranty: 90 days limited warranty
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NETGEAR Nighthawk Cable Modem with Voice (CM1150) -  Certified for Xfinity by Comcast Internet & Voice Plans Up to 800Mbps | 2 Phone lines | 4 x 1G Ethernet ports | DOCSIS 3.1
NETGEAR Nighthawk Cable Modem
Model: NETGEAR CM1150V-100NAS
Color: Black
Dimensions: 3.4 x 6.1 x 10.3 Inches
Warranty: NETGEAR 1-year limited warranty
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Last update on 2023-11-30 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

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Common Questions

NETGEAR Cable Modem DOCSIS 3.1 (CM1000) Gigabit Modem, Compatible with All Major Cable Providers Including Xfinity, Spectrum, Cox, For Cable Plans Up to 1 Gbps

The best modem to work with XFINITY is the Netgear Nighthawk C7800 modem. Image source: Amazon.com

What is the best modem to use with Xfinity services?

The best modem to use with Xfinity services is the Netgear CM1000. This modem is officially approved and recommended by Xfinity and is capable of delivering gigabit speeds, making it ideal for streaming and other high-bandwidth activities.

Are there any modems that are not compatible with Xfinity services?

Yes, there are some modems that are not compatible with Xfinity services. Examples include modems from other cable providers, modems without DOCSIS 3.0 technology, and modems without the required number of downstream channels. Additionally, modems with integrated Wi-Fi routers may not be compatible with Xfinity services.

Are there any differences between modems that work with Xfinity and modems that don't?

Yes, there are differences between modems that work with Xfinity and modems that don't. Xfinity-compatible modems must be certified by Comcast to comply with their network specifications. Additionally, Xfinity-compatible modems will typically have higher download speeds and are optimized to work with Xfinity services, such as streaming video. Non-Xfinity modems may not be certified by Comcast, which could result in slower connection speeds or unreliable service.

Are there any features that make certain modems better than others for use with Xfinity services?

Yes, there are several features that make certain modems better than others for use with Xfinity services. These features include:1. DOCSIS 3.0 and higher compatibility: This ensures fast speeds and reliable connections for Xfinity services.
2. Multiple Ethernet ports: Having multiple Ethernet ports allows for connecting multiple devices to the same modem.

3. Wi-Fi support: Wi-Fi support ensures that wireless devices can connect to the modem.

4. Voice support: Voice support allows you to make phone calls over the internet using your Xfinity service.

5. Security features: Security features such as firewalls, parental controls, and antivirus software help protect your network from malicious attacks.

6. Quality of Service (QoS): QoS helps prioritize traffic over your network, ensuring that high-priority tasks such as streaming video and gaming get the bandwidth they need.

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Final Thoughts

NETGEAR Cable Modem DOCSIS 3.0 (CM700-1AZNAS) Compatible with All Major Cable Providers Including Xfinity, Spectrum, Cox, For Cable Plans Up to 800 Mbps

If you're looking for the best modem to work with Xfinity, you can't go wrong with the Netgear CM1000. Image source: Amazon.com

internetOverall, I believe that NETGEAR Nighthawk Multi-Gig Cable Modem CM2000 is the Best modem to work with xfinity internet. It offers a high-speed connection and reliable performance. Additionally, its features are easy to use and its setup is straightforward. With its great customer service and reasonable price point, it's easy to see why so many people choose it for their Xfinity internet needs.