Best Modem for Xfinity

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It can be tough to find the best modem for xfinity for your needs, as there are so many different brands like Motorola, NETGEAR, ARRIS and models to choose from. We have done a lot of research and found the Best modem for xfinity on the market right now.

Based on our extensive evaluations and testing, we have concluded this list of the best modem for xfinity with price ranging between $40 and $410. We chose Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by as our top pick. Check out our the best for all of our favorites, and be sure to read our buying guide to get all the information you need to make the best choice!

Our system has analyzed 35095 reviews.

Best Modem for Xfinity

Here are the top modem for xfinity we found:

1. Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by

Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by
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Model MB7621 is recommended for actual cable Internet service speeds up to 650 Mbps. Wirecutter rates this “the best modem for most people.” A Full-Band Capture Digital Tuner ensures faster, more reliable Internet.

This cable modem’s 1 Gigabit Ethernet port connects to a WiFi router, computer, HDTV, game station, or streaming video device. Great for use with Whole Home WiFi or Mesh networks like eero, Google WiFi, and Orbi.

(This cable modem does not have a built-in wireless router or telephone call capability. The Motorola MG7315, MG7540, MG7550, and MG7700 have a built-in wireless router.)

Requires cable Internet service.Approved by and for use with Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, Time Warner Cable, BrightHouse, CableOne, SuddenLink, RCN, and other cable service providers.

Eliminate cable modem rental fees up to 156 dollars per year. (Savings are shown for Xfinity and vary by cable service provider. No cable modem is compatible with fiber optic, DSL, or satellite services from Verizon, AT&T, CenturyLink, Frontier, and others.

Model MB7621 has no phone jack.)

Setup is fast and easy using the quick start guide.

Attractive, compact design minimizes shelf space, improves cooling, and extends product life while looking great in any home or office. A 2-year warranty plus rugged lightning and power surge circuits protect your investment.

Brand: Motorola         Group: Personal Computer         Reviews: 1991         Rating: 4.77

2. Motorola MG7700 Modem WiFi Router Combo with Power Boost |

Motorola MG7700 Modem WiFi Router Combo with Power Boost |
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Fast 24×8 DOCSIS 3.0 cable Modem Plus a built-in AC1900 Dual band (2.4GHz and 5GHz) Wi-Fi Gigabit Router with four Gigabit (GigE) Ethernet ports, power boost Wi-Fi amplifiers, firewall security, and more.

The maximum modem speed is 1000 Mbps, supporting service speeds up to 650.

Eliminate up to 156 dollars per year in cable Modem rental fees. (Savings are shown for Comcast Xfinity and vary by cable service provider.) certified by all leading cable service providers including Comcast Xfinity, Cox, Charter spectrum (no cable Modem is compatible with fiber optic, DSL, or satellite services, available from Verizon, AT&T, CenturyLink, Frontier, and others.)

Built-in high-speed router with AC1900 wireless and Power boost – Provides internet access for Wi-Fi devices including smartphones, notebooks, tablets, and more.

4 10/100/1000 Gigabit Ethernet LAN ports provide wired connections to Windows and Mac computers and other Ethernet-capable devices. A Broadcom cable Modem Chipset provides security from denial of service attacks.

Wireless power boost for better speed and range – Adds high-performance Wi-Fi power amplifiers to boost the wireless signals to the legal limit, giving a significant Boost in speed and range.

In addition, anybeam Performing at both 2.4 GHz and 5 GHz frequencies focuses the signal on wireless clients to further enhance performance and range

Brand: Motorola         Group: Personal Computer         Reviews: 1991         Rating: 4.77

3. Motorola MT8733 WiFi 6 Router + Multi-Gig Cable Modem + 2 Phone

Motorola MT8733 WiFi 6 Router + Multi-Gig Cable Modem + 2 Phone
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Compatible with Xfinity Internet & Voice service – Certified by Xfinity and works flawlessly with Xfinity Triple Play. NOT compatible with non-Xfinity voice services.

Multi-gigabit Internet speed – Delivers ultra-fast speeds up to 2.5 Gbps with next-generation DOCSIS 3.1 technology. Features one 2.5 Gigabit Ethernet port and three 1 Gig Ethernet ports.

Superior, but pays for itself – Savings up to $168 per year on modem rental fees.

Ultra Fast AX6000 WiFi Performance (WiFi 6) provides incredible speeds. Plus clear, uninterrupted calls – 2 phone lines for use with Xfinity service. Delivers enhanced call features including caller ID, call forwarding, and conference calling.

Smart mobile app – Setup in minutes using the motosync app. Manage, optimize, and secure your connected home from anywhere.

Brand: Motorola         Group: Personal Computer         Reviews: 1991         Rating: 4.77

4. NETGEAR Nighthawk Cable Modem with Voice (CM1150) –  Certified for Xfinity by

NETGEAR Nighthawk Cable Modem with Voice (CM1150) -  Certified for Xfinity by
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Supports internet speed up to 2Gbps. Certified with Xfinity Internet & Voice Plans up to 800Mbps speed. Future speed with Xfinity is subject to change

Works with any WiFi router. Connect any WiFi router to this modem’s Ethernet port to support all your wireless devices

Save monthly rental fees. Model CM1150V replaces your cable modem saving you up to $150/yr in equipment rental fees

Four (4) Gigabit Ethernet ports give you fast wired connections to your computer, separate WiFi router, printer, game box, and other devicesFor use with Xfinity Voice service and up to 2 telephone lines with enhanced call features including caller ID, 3 way conference calling, call forwarding and more

Modem technology: Engineered with 32×8 channel bonding, OFDM 2×2, and DOCSIS 3.1

Multi-gig Ethernet: Link aggregation combines two 1G ports into one 2G port for faster wired ethernet speed

Brand: NETGEAR         Group: Personal Computer         Reviews: 574         Rating: 4.87

5. NETGEAR Nighthawk Cable Modem WiFi Router Combo C7000-Compatible with Cable Providers

NETGEAR Nighthawk Cable Modem WiFi Router Combo C7000-Compatible with Cable Providers
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Coverage up to 1,800 sq. ft. for up to 30 devices with AC1900 speed (up to 1900Mbps)

Replaces your cable modem and Wi-Fi router, saving you up to Dollar 168/year in equipment rental feesSpeeds by carrier: Xfinity (up to 600Mbps), Cox (up to 500Mbps), Spectrum (up to 400Mbps)Plug in computers, game consoles, streaming players, and more with 4 x 1G Ethernet ports

Share a storage drive with any connected device using the 2.0 USB port

Brand: NETGEAR         Group: Personal Computer         Reviews: 386         Rating: 4.68

6. NETGEAR Nighthawk Cable Modem CM1200 – Compatible with all Cable

NETGEAR Nighthawk Cable Modem CM1200 - Compatible with all Cable
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Compatible with all major cable internet providers with internet speed up to 2Gbps. Currently certified with Spectrum and Cox (up to 1Gbps) and Xfinity (up to 800Mbps).

Future speeds with these service providers may change over time. Not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service

Works with any WiFi router: Connect any WiFi router to this modem’s Ethernet port to support all your wireless devicesSave monthly rental fees: Model CM1200 replaces your cable modem saving you up to 168 dollars/yr in equipment rental feesFour (4) Gigabit Ethernet ports give you fast wired connections to your computer, separate WiFi router, printer, game box, and other devices

Modem technology: Engineered with 32×8 channel bonding, OFDM 2×2, and DOCSIS 3.1

Multi-gig ethernet: Link aggregation combines two 1G ports into one 2G port for faster wired ethernet speed.

Brand: NETGEAR         Group: Personal Computer         Reviews: 386         Rating: 4.68

7. ARRIS SURFboard SB6183-RB DOCSIS 3.0 16×4 Cable Modem| Approved on Xfinity,

ARRIS SURFboard SB6183-RB DOCSIS 3.0 16x4 Cable Modem| Approved on Xfinity,
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APPROVED with Comcast Xfinity, Spectrum (Charter, Time Warner, Brighthouse), Cox and more. If not sure call your cable provider to find out if approved to use.

REQUIRES Cable Internet Service. Not compatible with: Verizon, AT&T, or CenturyLink

Cable Modem only (no WiFi router). NO support for Cable TELCO options

Internet speeds up to 686 Mbps on 16 Download Channels and 131 Mbps on 4 Upload Channels, based on your cable ISP subscription. Approved for plans up to 400Mbps.

Gigabit Ethernet port to connect to computer or router

Great for streaming HD Video and gaming on multiple devices at a time

90 Day Warranty. ARRIS Certified Refurbished. US Technical support. ARRIS Certified Refurbished products will ALWAYS be branded ARRIS, Never Motorola! If you get Motorola branded product they are illegitimate, need to be returned to Seller and Reported to Amazon

Brand: ARRIS         Group: Personal Computer         Reviews: 386         Rating: 4.68

8. NETGEAR Cable Modem DOCSIS 3.0 (CM700-1AZNAS) Compatible with All Major Cable Providers

NETGEAR Cable Modem DOCSIS 3.0 (CM700-1AZNAS) Compatible with All Major Cable Providers
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Compatible with all major cable internet providers: Including certification by Xfinity by Comcast, COX, and Spectrum. Not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.

Save monthly rental fees: Model CM700-1AZNAS replaces your cable modem saving you up to 168 Dollars/year in equipment rental fees.

Speeds by carrier: Xfinity (up to 800Mbps), Cox (up to 500Mbps), Spectrum (up to 400Mbps).

Works with any Wi-Fi router: Connect any Wi-Fi router to this modem’s Ethernet port to support all your wireless devices.

Ethernet connections: 1 Gigabit Ethernet port connects to your computer or separate Wi-Fi router.

Modem technology: Engineered with 32×8 channel bonding, OFDM 2×2, and DOCSIS 3.1.

Brand: NETGEAR         Group: Personal Computer         Reviews: 386         Rating: 4.68

9. ARRIS SURFboard T25 DOCSIS 3.1 Gigabit Cable Modem | Certified for

ARRIS SURFboard T25 DOCSIS 3.1 Gigabit Cable Modem | Certified for
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Certified to work with Xfinity internet & voice service Not certified for use with other cable internet service providers

DOCSIS 3 1 Cable Modem with 32 downstream x 8 upstream DOCSIS 3 0 channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channels. Compatibility-Comcast Xfinity

Two 1-Gigabit Ethernet ports and 2 Telephony ports for Xfinity digital voice serviceBest for Xfinity internet speed plans up to 1 Gbps

Xfinity internet service required. Does NOT include Wi-Fi Router

Brand: ARRIS         Group: Personal Computer         Reviews: 386         Rating: 4.68

10. NETGEAR Renewed C3700-100NAR C3700-NAR DOCSIS 3.0 WiFi Cable Modem Router with N600 8×4 Download

NETGEAR Renewed C3700-100NAR C3700-NAR DOCSIS 3.0 WiFi Cable Modem Router with N600 8x4 Download
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Netgear Certified Refurbished product is manufacturer refurbished to work and look as new with 90 Day Warranty and email support. All accessories are included with limited documentation and additional information online.

Netgear recommends to udpate the firmware for the device to be up to date.

DOCSIS 3.0 cable modem unleashes 8x faster download speeds up to 340 Mbps faster, smoother WiFi, and works with all major cable Internet providers (Not Compatible with Cable Bundled Voice Services).

Certified to work with Cable Internet Providers like XFINITY from Comcast, Time Warner Cable, Cox, Cablevision, Bright House Networks, & More (Not Compatible with Cable Bundled Voice Services).

8×4 channel bonding with Gigabit Ethernet Ports for fast wired, connections USB port to wirelessly share your hard drive.Double firewall protection (SPI and NAT firewall)

“Netgear Refurbished product may have a removed serial number. You will need to state the product is refurbished (state the full part number) if emailing customer support.

See the attached (image) flyer to obtain the Serial Number and MAC Address information that maybe needed by your Cable provider before contacting them.”

Brand: NETGEAR         Group: Personal Computer         Reviews: 26         Rating: 4.73

What to Look for to Have The Best Modem for Xfinity ?

Premium

If you’re looking for the premium modem for xfinity , the NETGEAR Nighthawk Cable Modem with Voice (CM1150) –  Certified for Xfinity by is a great option to consider. It has a high review count and average rating stars, which indicates that it is a quality product.

Most Discounted

If you’re looking for the least expensive modem for xfinity , the ARRIS SURFboard T25 DOCSIS 3.1 Gigabit Cable Modem | Certified for might be a good option to consider. It has a lower review count and average rating stars, but it is still a quality product.

Most Reviews

If you’re looking for the most reviews modem for xfinity , the Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by is a great option to consider. It has a high review count and average rating stars, which indicates that it is a quality product.

Lowest Price

If you’re looking for the lowest price modem for xfinity , the ARRIS SURFboard SB6183-RB DOCSIS 3.0 16×4 Cable Modem| Approved on Xfinity, might be a good option to consider. The quality is just good that you can continue to use this product.

High Quality

If you’re looking for the high quality modem for xfinity , the Motorola MT8733 WiFi 6 Router + Multi-Gig Cable Modem + 2 Phone might be a good option to consider. This box is made from high-quality materials and has a lot of reviews and ratings, indicating that it is a quality product.

Best Seller

If you’re looking for the best seller modem for xfinity , the NETGEAR Cable Modem DOCSIS 3.0 (CM700-1AZNAS) Compatible with All Major Cable Providers might be a good option to consider. The quality is excellent and it’s a great product to buy.

Most Affordable

If you’re looking for the most affordable modem for xfinity , the Motorola MG7700 Modem WiFi Router Combo with Power Boost | might be a good option to consider. The quality is good, and it’s a great product to buy.

Conclusion

While we were recharching for the best best modem for xfinity , we found many of them performs good while some not. One product has something advantage than other. So, it was a bit difficult to find the best of them.

We analyzed 35095 reviews of the customers and used a data management system to narrow down the list of the product into 10. Also here are something good beyond these 10 product but we hope these 10 product from Motorola, NETGEAR, ARRIS will fulfil your needs.

I am Chris, an Electronics Engineer who is enthusiastic about electronics, wireless networks, and cryptocurrency. I also have a background in software development and electrical engineering. I write on this blog to share my fondness for crypto-powered communications networks. Explore all of my contributions

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