Best Modem Xfinity

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It can be tough to find the best modem 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 xfinity on the market right now.

Based on our extensive evaluations and testing, we have concluded this list of the best modem xfinity with price ranging between $40 and $342. We chose Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | 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 42660 reviews.

Best Modem Xfinity

Here are the top modem xfinity we found:

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

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

Motorola MG7700 Modem WiFi Router Combo with Power Boost | Approved by
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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. Netgear Gigabit Cable Modem (32×8) DOCSIS 3.1 | for XFINITY by Comcast, Cox. Compatible

Netgear Gigabit Cable Modem (32x8) DOCSIS 3.1 | for XFINITY by Comcast, Cox. Compatible
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Support all cable internet speed tiers, up to Gigabit (1000 Mbps) service. Separate router required for Wi-Fi

Docsis 3. 1 up to 10x faster download speeds than DOCSIS 3. 0. Docsis 3. 1 is OFDM 2×2+ DOCSIS 3. 0 32×8 channel bonding

Eliminate monthly cable Modem rental fees – up to $156 per year. Meets DOCSIS 3. 1 specifications and is backward compatible with DOCSIS 3. 0 networks

System Requirements- Cable broadband Internet service, Please check your cable Internet service provider web site for data speed tier compatibility and to ensure it provides DOCSIS 3.1 service, otherwise this modem will only work as a DOCSIS 3.0 modem,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

CM1000-1AZNAS is not compatible with: Verizon, AT&T, or CenturyLink. Not compatible with cable bundled voice services

Brand: NETGEAR         Group: Personal Computer         Reviews: 1618         Rating: 4.56

4. Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility Cable Providers

Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility Cable Providers
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input voltage:120 -240V

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 Cable bundled voice services

SAVE MONTHLY RENTAL FEES: Model C7000 replaces your cable modem and WiFi router saving you up to $150/yr in equipment rental fees. System Requirements Cable broadband Internet service, Check your cable Internet service provider web site for data speed tier compatibility, Not compatible with Cable bundled voice services, Microsoft Windows 7, 8, Vista, XP, 2000, Mac OS, UNIX, or Linux, Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher

BUILT FOR FAST SPEED: Best for cable provider plans up to 400 Mbps speedFAST Wi Fi PERFORMANCE: Get up to 1800 sq ft wireless coverage and 30 devices connected with AC1900 speed (up to 1900 Mbps)VERSATILE CONNECTIONS: 4 Gigabit Ethernet ports and 2 USB ports give you fast wired connections to your computer, printer, game box, storage drive, and other devices

MODEM TECHNOLOGY: Engineered with 24×8 channel bonding and DOCSIS 3.0

SAFE & SECURE: Includes parental controls, and supports WEP and WPA/WPA2 wireless security protocols

Brand: NETGEAR         Group: Home Entertainment         Reviews: 1322         Rating: 4.66

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

NETGEAR Nighthawk Cable Modem with Voice (CM1150) -  Certified for Xfinity by Comcast
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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

6. NETGEAR Nighthawk Cable Modem WiFi Router Combo with Voice C7100V – 

NETGEAR Nighthawk Cable Modem WiFi Router Combo with Voice C7100V - 
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Compatible with Xfinity Cable & Voice Plans up to 600Mbps speed.

Three-in-one DOCSIS 3.0 Cable Modem + AC1900 WiFi Router+ Xfinity Voice and 2 USB ports

DOCSIS 3.0 unleashes 24x faster download speeds than DOCSIS 2.0

Ideal for streaming 4K HD videos, faster downloads, and high-speed online gaming.Optional battery backup for power outages with up to 8 hours of standby and 5 hours of talk time

2 Voice over IP (VoIP) Ports and 4 Gagabit Ethernet Port.System Requirements:Microsoft Windows 7, 8, Vista, XP, 2000, Mac OS, UNIX, or Linux.Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4 or Google Chrome 11.0 browsers or higher

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

7. NETGEAR Cable Modem DOCSIS 3.0 (CM700-1AZNAS) Compatible with All Major Cable Providers Including Xfinity, Spectrum,

NETGEAR Cable Modem DOCSIS 3.0 (CM700-1AZNAS) Compatible with All Major Cable Providers Including Xfinity, Spectrum,
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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

8. ARRIS SURFboard SB6183-RB DOCSIS 3.0 16×4 Cable Modem| Approved on Xfinity, Cox, Spectrum and most

ARRIS SURFboard SB6183-RB DOCSIS 3.0 16x4 Cable Modem| Approved on Xfinity, Cox, Spectrum and most
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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

9. NETGEAR Nighthawk Xfinity Modem with Voice (CM2050V) Cable Modem DOCSIS 3.1 Gigabit,

NETGEAR Nighthawk Xfinity Modem with Voice (CM2050V) Cable Modem DOCSIS 3.1 Gigabit,
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BUILT FOR FASTEST MULTI-GIG SPEEDS: Best for cable provider plans up to 2.5Gbps.

COMPATIBLE WITH XFINITY INTERNET & VOICE SERVICE: Certified by Xfinity and ideal for Xfinity’s Triple Play plan. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH.

WORKS WITH ANY WIFI ROUTER, BEST WITH WIFI 6: Connect any WiFi router to this modem’s Ethernet port to support all your wireless devices. For the fastest Internet, connect to a NETGEAR WiFi 6 router or Orbi Mesh system

VOICE PHONE SUPPORT: For 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.

MULTI-GIG ETHERNET: 1 x2.5Gbps Ethernet port for the fastest, true multi-gig Internet connections.

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 32×8 channel bonding and OFDM(A) 2×2

Brand: NETGEAR         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 speeds.

NETGEAR Renewed C3700-100NAR C3700-NAR DOCSIS 3.0 WiFi Cable Modem Router with N600 8x4 Download speeds.
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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: 35         Rating: 4.61

What to Look for to Have The Best Modem Xfinity ?

Premium

If you’re looking for the premium modem xfinity , the NETGEAR Nighthawk Cable Modem with Voice (CM1150) –  Certified for Xfinity by Comcast 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 xfinity , the NETGEAR Nighthawk Cable Modem WiFi Router Combo with Voice C7100V –  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 xfinity , the Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | 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 xfinity , the ARRIS SURFboard SB6183-RB DOCSIS 3.0 16×4 Cable Modem| Approved on Xfinity, Cox, Spectrum and most 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 xfinity , the NETGEAR Nighthawk Xfinity Modem with Voice (CM2050V) Cable Modem DOCSIS 3.1 Gigabit, 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 xfinity , the NETGEAR Cable Modem DOCSIS 3.0 (CM700-1AZNAS) Compatible with All Major Cable Providers Including Xfinity, Spectrum, 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 xfinity , the Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility Cable Providers 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 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 42660 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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