These Are The Best Modem Xfinity

You should choose the best modem xfinity depending on your needs and conveniences. Different types of modem xfinity are available in the market to fulfill different needs. Some of them may be the best in quality but may not serve the purpose of your requirement. So, it is better to understand and evaluate your needs and check out the items to see what fits your needs best.

We have selected the most essential products on the market and provided short features to let you quickly check them. With our buying guide and tips, you can choose the items that fit you the best.

# Preview Product Price
1 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 $74.98
2 ARRIS SURFboard SB6183-RB DOCSIS 3.0 16×4 Cable Modem| Approved on Xfinity, Cox, Spectrum and most Docsis Cable Internet Providers| Plans up to 400 Mbps $39.99
3 NETGEAR Renewed C3700-100NAR C3700-NAR DOCSIS 3.0 WiFi Cable Modem Router with N600 8×4 Download speeds. Certified for Xfinity from Comcast, Spectrum, Cox, Cablevision & More $80.00
4 Netgear Gigabit Cable Modem (32×8) DOCSIS 3.1 | for XFINITY by Comcast, Cox. Compatible with Gig-Speed from Xfinity – CM1000-1AZNAS (Renewed) $99.99
5 ARRIS SURFboard SB8200-RB DOCSIS 3.1 Cable Modem | Approved for Comcast Xfinity, Cox, Charter Spectrum, & more | Two 1 Gbps Ports | 1 Gbps Max Internet Speeds | 4 OFDM Channels (Renewed) $119.99
6 NETGEAR Cable Modem with Built-in WiFi Router (C6230) – Compatible with All Major Cable Providers incl. Xfinity, Spectrum, Cox – for Cable Plans Up to 400Mbps – AC1200 WiFi Speed – DOCSIS 3.0 $94.99
7 ARRIS SURFboard (24×8) DOCSIS 3.0 Cable Modem Plus AC2350 Dual Band Wi-Fi Router, approved for Cox, Spectrum, Xfinity & more (SBG7400AC2-RB) (RENEWED) $72.77
8 NETGEAR Nighthawk Cable Modem CM1200 – Compatible with all Cable Providers including Xfinity by Comcast, Spectrum, Cox | For Cable Plans Up to 2 Gigabits | 4 x 1G Ethernet ports | DOCSIS 3.1, Black $162.99
9 ARRIS SURFboard SB6190 DOCSIS 3.0 32 x 8 Gigabit Cable Modem | Comcast Xfinity, Cox, Spectrum | 1 Gbps Port | 800 Mbps Max Internet Speeds | Easy Set-up with SURFboard Central App | 2 Year Warranty $75.00
10 ARRIS Surfboard SBG10-RB DOCSIS 3.0 Cable Modem & AC1600 Dual Band Wi-Fi Router, Approved for Cox, Spectrum, Xfinity & Others (RENEWED) $49.49

10 Best modem xfinity Reviews and Guide in 2022

Check out the top 10 modem xfinity Reviews to see what product offers you the best value and usefulness.

modem xfinity

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

Brand: Motorola

Model: MB7621

Size: DOCSIS 3.0 (1 Gbps Ethernet Port)

Color: Black

Dimention: 3 * 3 * 1

  • 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.
  • 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.
  • 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.)
  • 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.)

2. ARRIS SURFboard SB6183-RB DOCSIS 3.0 16×4 Cable Modem| Approved on Xfinity, Cox, Spectrum and most Docsis Cable Internet Providers| Plans up to 400

Brand: ARRIS

Model: SB6183-RB

Size: Max Download Speed: 686 Mbps

Color: White

Dimention: 2 * 1 * 2

  • 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
  • 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

3. NETGEAR Renewed C3700-100NAR C3700-NAR DOCSIS 3.0 WiFi Cable Modem Router with N600 8×4 Download speeds. Certified for Xfinity from Comcast, Spectr

Brand: NETGEAR

Model: C3700-100NAR

Size: N600

Color: Black

Dimention: 10 * 10 * 6

  • 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).
  • 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.
  • 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.”

4. Netgear Gigabit Cable Modem (32×8) DOCSIS 3.1 | for XFINITY by Comcast, Cox. Compatible with Gig-Speed from Xfinity – CM1000-1AZNAS (Renewed)

Brand: NETGEAR

Model: CM1000-100NAS

Size: 32×8, DOCSIS 3.1

Dimention: 2 * 5 * 3

  • 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
  • CM1000-1AZNAS is not compatible with: Verizon, AT&T, or CenturyLink. Not compatible with cable bundled voice services
  • 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
  • Support all cable internet speed tiers, up to Gigabit (1000 Mbps) service. Separate router required for Wi-Fi
  • 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

5. ARRIS SURFboard SB8200-RB DOCSIS 3.1 Cable Modem | Approved for Comcast Xfinity, Cox, Charter Spectrum, & more | Two 1 Gbps Ports | 1 Gbps Max Inte

Brand: ARRIS

Model: SB8200-RB

Size: Max Download Speed: 1.4 Gbps

Color: White

Dimention: 2 * 0 * 2

  • Compatible with Xfinity Comcast, Charter Spectrum, Cox, and other major U.S. cable internet providers.
  • 32 downstream x 8 upstream DOCSIS 3.0 bonded channels, or 2 downstream x 2 upstream OFDM DOCSIS 3.1 channels.
  • Easily setup your modem with the SURFboard Central app
  • Two 1-Gigabit Ethernet ports
  • DOCSIS 3.1 cable modem best for cable internet speed plans up to 2 Gbps*..DOCSIS 3.1 cable modem best for cable internet speed plans up to 2 Gbps*.Compatible with Xfinity Comcast, Charter Spectrum, Cox, and other major U.S. cable internet providers.32 downstream x 8 upstream DOCSIS 3.0 bonded channels, or 2 downstream x 2 upstream OFDM DOCSIS 3.1 channels.Two 1-Gigabit Ethernet portsEasily setup your modem with the SURFboard Central app

6. NETGEAR Cable Modem with Built-in WiFi Router (C6230) – Compatible with All Major Cable Providers incl. Xfinity, Spectrum, Cox – for Cable Plans Up

Brand: NETGEAR

Model: C6230-100NAS

Color: Black

Dimention: 2 * 4 * 3

  • FAST WIFI PERFORMANCE: Simultaneous dual-band WiFi provides coverage for medium sized homes with AC1200 speed (up to 1200Mbps)
  • 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
  • SAVE MONTHLY RENTAL FEES: Replaces your cable modem and WiFi router saving you up to $168/yr in equipment rental fees
  • VERSATILE CONNECTIONS: 2 Gigabit Ethernet ports and 1 USB port give fast wired connections to your computer, printer, game box, storage drive, and other devices
  • SPEEDS BY CARRIER: Xfinity (up to 300Mbps), Spectrum (up to 400Mbps), Cox (up to 250Mbps).
  • Maximum Range : 1200 Sq Ft

7. ARRIS SURFboard (24×8) DOCSIS 3.0 Cable Modem Plus AC2350 Dual Band Wi-Fi Router, approved for Cox, Spectrum, Xfinity & more (SBG7400AC2-RB) (RENEW

Brand: ARRIS

Model: SBG7400AC2-RB

Size: Max Download Speed: 1000 Mbps

Color: Black

Dimention: 5 * 5 * 2

  • ARRIS CERTIFIED REFURBISHED with 1 year year
  • APPROVED with major U. S. Cable Providers Xfinity and Cox. Compatible with Spectrum (Time Warner, Charter and Brighthouse). REQUIRES Cable Internet Service. Not compatible with ATT, Verizon or CenturyLink
  • 3 products in 1: 24×8 Cable Modem, AC2350 Dual band Wi-Fi Router, 4 Port Gigabit Router
  • Connector Type : Coaxial cable, ethernet,WiFi
  • Router: AC2350 2. 4/5. 0 GHz Dual-band Concurrent Wi-Fi Router with 4 Gigabit Ethernet ports. Wi-Fi beamforming – max coverage and performance
  • Cable Modem: 24 DOWNLOAD & 8 UPLOAD channels to maximize your Cable ISP service offerings. APPROVED for plans of 300 Mbps and above. Supports IPv4 and IPv6 – the latest Internet standard

8. NETGEAR Nighthawk Cable Modem CM1200 – Compatible with all Cable Providers including Xfinity by Comcast, Spectrum, Cox | For Cable Plans Up to 2 Gi

Brand: NETGEAR

Model: CM1200-100NAS

Color: Black

Dimention: 5 * 3 * 1

  • Works with any WiFi router: Connect any WiFi router to this modem’s Ethernet port to support all your wireless devices
  • Modem technology: Engineered with 32×8 channel bonding, OFDM 2×2, and DOCSIS 3.1
  • 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 Not compatible with Cable bundled voice services
  • 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
  • Four (4) Gigabit Ethernet ports give you fast wired connections to your computer, separate WiFi router, printer, game box, and other devices
  • Multi-gig ethernet: Link aggregation combines two 1G ports into one 2G port for faster wired ethernet speed.
  • INCLUDES : Nighthawk Multi-Gig Speed Cable Modem—DOCSIS 3.1 (CM1200), Ethernet , cable, Quick install guide, Power adapter
  • Save monthly rental fees: Model CM1200 replaces your cable modem saving you up to 168 dollars/yr in equipment rental fees

9. ARRIS SURFboard SB6190 DOCSIS 3.0 32 x 8 Gigabit Cable Modem | Comcast Xfinity, Cox, Spectrum | 1 Gbps Port | 800 Mbps Max Internet Speeds | Easy S

Brand: ARRIS

Model: SB6190

Size: 800 Mbps Internet Plan

Color: Black

Dimention: 3 * 3 * 2

  • A Trusted Name in Home Connectivity: Better connectivity, better speed. The ARRIS SURFboard SB6190 DOCSIS 3.0 Cable Modem is designed to bring you better connectivity, increase your network capability and provide faster streaming and downloading throughout your home. From a trusted brand with over 260 million modems sold and growing.
  • Simple and Secure Set-up: Plug-in the device, download the SURFboard Central App, and follow the instructions to activate the modem. Connect to a Wi-Fi router for networking.
  • Modem Technology: DOCSIS 3.0 is a reliable, broadly available, and affordable technology that delivers high speed internet to your home devices.
  • Save Money: Own your modem and save. Reduce your cable bill up to $168 dollars per year in cable modem rental fees (Savings vary by cable service provider). Certified for use with most U.S. cable internet service providers. For a complete list see additional details below.
  • Compatibility: The SURFboard SB6190 is compatible with major U.S. cable internet providers including Cox, Spectrum, Xfinity and others. It’s approved for cable internet speed plans up to 800 Mbps. Check your Internet Service Provider (ISP) website to confirm compatibility.
  • What’s in the Box: When you purchase you will get an ARRIS SURFboard SB6190 Cable Modem, Power Supply, Quick-Start guide, and 2-year warranty card.
  • Dedicated Customer Support: Live Chat and Phone Support available 8am -1am EST.
  • Warranty Provided by ARRIS: Product ships with 2-Year Limited Warranty.
  • Ethernet Ports: Has one 1-Gigabit ethernet port to connect to a Wi-Fi router or other wired device.

10. ARRIS Surfboard SBG10-RB DOCSIS 3.0 Cable Modem & AC1600 Dual Band Wi-Fi Router, Approved for Cox, Spectrum, Xfinity & Others (RENEWED)

Brand: ARRIS

Model: AC1600

Dimention: 3 * 3 * 0

  • ARRIS REFURBISHED is only SBG10-RB part number 1000886-RB
  • Compatible with major U S Cable Internet Providers including Cox, Spectrum, Xfinity & others. Cable internet service required. Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers
  • Wi-Fi 5 AC1600 dual-band concurrent Wi-Fi Router with 2 Gigabit Ethernet ports
  • 3 products in 1: DOCSIS 3 0 Cable Modem, AC1600 dual-band Wi-Fi Router, 2 Port Gigabit Ethernet Router (cable digital voice service not supported)
  • 16 downstream & 4 upstream channels. Best for cable internet service plans up to 400 Mbps.
  • Setup and manage your network with the SURFboard Manager app

What Features and Facts Did We Consider to Choose the Best modem xfinity

For choosing the correct list of the modem xfinity we have considered some of the products’ aspects and suggest our users do so. Here are the factors to look at.

Brand Value

A brand’s value is the sum total of how much consumers are willing to pay for its goods or services. This can be affected by many factors, including the quality of the modem xfinity, the perceived value of the brand, and the emotional connection consumers feel with the brand.

A strong brand can command a premium price, while a weak brand may have to discount its products to attract buyers.

So, we have considered the brand value for choosing a product.

Features of the Product

When buying a modem xfinity, it is essential to check the features to ensure you get what you want. Some features to look for include:

  • The size of the item
  • The color of the product
  • The correct weight to choose
  • What materials did it use?
  • The shape of the item
  • The design of the modem xfinity.
  • The right price
  • The warranty of the product

Does it Come with a Warranty?

When making a big purchase, it is essential to consider the item’s warranty. If something goes wrong with the item, the warranty will cover the repair or replacement costs. Most warranties last for a year, but some may last longer. We have considered warranty an essential factor in choosing a modem xfinity.

Guides on User Rating

When looking at user ratings, we keep a few things in mind. The first is that ratings are often skewed towards the extremes, with more people rating something as 5 stars or 1 star than something in the middle. This means you should take the average rating with a grain of salt.

Another thing to remember is that people who take the time to leave a rating usually do so because they either loved or hated the modem xfinity. This means that you should pay more attention to the reviews that people leave than the rating itself.

Finally, we considered that user ratings are just one tool you can use to decide. They should not be the only factor you consider when purchasing.

Consideration on Specifications

When it comes to making a big purchase for the right modem xfinity, it is essential to do the research and compare different modem xfinity options before making a decision.

One of the main things we considered is the specifications of the product. This can include features, size, weight, price, and more. By taking the time to compare the specifications of different products, you could find the one that is the best fit for you and your needs.

Our Evaluation of Quality of the Product

When customers are looking to make a purchase, one of the critical considerations is the quality of the modem xfinity. Customers want to know that they are getting a well-made product that will last. This is why quality is such an important consideration when customers are making a purchase. Quality products are crucial to customer satisfaction and can help build brand loyalty.

So, to make the review section, anyone should evaluate the quality of the products to make the right choice.

FAQ – Frequently Asked Questions and Answers

How Did We Come Up with The List for This Buying Guide?

First, our algorithms gathered as much information on these items as possible from reliable sources. We collect information by analyzing vast amounts of data. Then, using industry-standard criteria, specialists assessed them on their quality-to-price ratio, allowing us to select the top modem xfinity on the market!

How Much Money Should We Spend to Buy modem xfinity?

Before deciding on a pricing range for a product, consider its quality and how long it will endure. Determine how essential the product is to you and how long it will serve you. Then compare that to its quality.

If you are not going to use the modem xfinity for a long time, you do not need a quality that will endure a long time; thus, do not make your pricing range too high.

On the other hand, if you intend to use it for an extended period and regularly, you will require a high-quality item. As a result, a more significant price range would not be an issue.

How to Maintain the Item Properly

No matter what you are using, whether it’s an electric item, clothing, or other appliance, you want to ensure it lasts as long as possible. Here are a few tips on how to take care of your product to make it last longer.

Clean the Product Regularly

One of the best ways to extend the life of any item is to clean it regularly. This is especially true for items that see a lot of use. Keeping the modem xfinity clean can prevent dirt and grime from building up and causing wear and tear. In addition, regular cleaning can help you spot any potential problems early on before they have a chance to cause severe damage.

Where to Keep the modem xfinity

When storing your belongings, be sure to keep the modem xfinity in a cool and dry place. This will help to keep them in good condition and prevent them from becoming damaged. If possible, store them in a climate-controlled environment to further protect them.

Don’t Expose it to Extreme Heat/Wet conditions

It is best to avoid exposing the modem xfinity in heat and humid environments. The item can absorb moisture from the air, leading to warping and cracking. The item can also expand and contract in extreme temperatures, which can cause the finish to crack or peel.

Don’t Put it Around Harsh Chemicals

Avoiding contact with harsh chemicals is essential for protecting the condition of modem xfinity. These chemicals can be found in many standard household products, including cleaners, detergents, and pesticides.

They can also be found in some workplaces. Exposure to harsh chemicals can destroy your products or reduce their durability of the product. Taking some steps to avoid contact with these chemicals can help keep you safe.

Keep it in a Clean Place

It is essential to keep your modem xfinitys in a clean space to enhance their longevity. This means avoiding places with excessive dust, dirt, or moisture, which can lead to damage and premature deterioration.

Taking care of your products will help them last longer and perform better, so it’s worth creating a safe, clean environment for them.

My Two Cents on This Buying Guide

Finding a good product can be difficult. I recommend considering only products that offer premium features at an affordable price.

I like products that make buying more manageable, rather than piling new features onto old products. I also recommend products that have excellent customer service. You want a product you’ll use for a long time, so customer service matters.

You can easily select the best modem xfinity by reading our brief reviews and description area. In conclusion, you should read the item’s description carefully to choose the best item. The description should contain information about the item, such as the type, color, size, material, brand, usage, decorations, etc.

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