Best Modem for Xfinity Internet

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

Based on our extensive evaluations and testing, we have concluded this list of the best modem for xfinity internet with price ranging between $70 and $349. 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 30226 reviews.

Best Modem for Xfinity Internet

Here are the top modem for xfinity internet 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. Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility Cable Providers including Xfinity by Comcast, Spectrum,

Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility Cable Providers including Xfinity by Comcast, Spectrum,
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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

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

NETGEAR Nighthawk Cable Modem with Voice (CM1150) -  Certified for
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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 with Voice C7100V –  Supports

NETGEAR Nighthawk Cable Modem WiFi Router Combo with Voice C7100V -  Supports
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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

6. NETGEAR Nighthawk WiFi 6 Modem Router Combo (CAX30S) DOCSIS 3.1

NETGEAR Nighthawk WiFi 6 Modem Router Combo (CAX30S) DOCSIS 3.1
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NETGEAR Nighthawk WiFi 6 Modem Router Combo (CAX30S) DOCSIS 3.1 Modem & Wireless Router, Compatible with Xfinity, Spectrum, & Cox, AX2700 (Up to 2.7 Gbps), 90-Day Internet Security Subscription

Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service

Best for cable provider plans up to 2Gbps

Coverage up to 2,500 sq. ft. and 25 concurrent devices with dual-band WiFi 6 (AX2700) speed (up to 2.7Gbps)

Plug in computers, game consoles, streaming players, storage drive, and more with 4 Gigabit Ethernet ports and 1 USB 3.0 port

DOCSIS 3.1 and 32×8 channel bonding

Replaces your cable modem and WiFi router. Save up to $168/yr in equipment rental fees

NETGEAR Armor protects your family’s WiFi with an automatic shield of security across all your connected devices with a 90-day subscriptionSupports WPA/WPA2/WPA3 wireless security protocolsBacked by a 1-year limited hardware warranty

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

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

8. ARRIS SURFboard SB8200 DOCSIS 3.1 Gigabit Cable Modem | Approved for Cox,

ARRIS SURFboard SB8200 DOCSIS 3.1 Gigabit Cable Modem | Approved for Cox,
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DOCSIS 3 1 Cable Modem best for cable internet speed plans up to 2 Gbps. Note, a 2nd IP address is required from your cable internet provider to reach 2 Gbps.

32 downstream x 8 upstream DOCSIS 3 0 bonded channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channelsTwo 1-Gigabit Ethernet portsNot compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providersCable internet service required; Does not inlcude Wi-Fi and does not support cable digital voice service

Brand: ARRIS         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 Cable Modem CM500 – Compatible with All Cable Providers Including

NETGEAR Cable Modem CM500 - Compatible with All Cable Providers Including
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Save monthly rental fees: Model CM500 replaces your cable modem, saving you up to $168/yr in equipment rental fees.

Speeds by carrier: Spectrum (up to 400Mbps), Xfinity (up to 200Mbps), Cox (up to 150Mbps).

Works with any wifi router: Connect any WiFi 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 WiFi router.

Modem technology: Engineered with 16×4 channel bonding and DOCSIS 3.0.

Brand: NETGEAR         Group: Personal Computer         Reviews: 16         Rating: 4.76

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

Premium

If you’re looking for the premium modem for xfinity internet , the NETGEAR Nighthawk Cable Modem with Voice (CM1150) –  Certified for 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 internet , the NETGEAR Nighthawk Cable Modem WiFi Router Combo with Voice C7100V –  Supports 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 internet , 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 internet , the NETGEAR Cable Modem CM500 – Compatible with All Cable Providers Including 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 internet , the NETGEAR Nighthawk WiFi 6 Modem Router Combo (CAX30S) DOCSIS 3.1 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 internet , the Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility Cable Providers including Xfinity by Comcast, 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 for xfinity internet , the ARRIS SURFboard SB8200 DOCSIS 3.1 Gigabit Cable Modem | Approved for Cox, 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 internet , 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 30226 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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