Top 10 Best Universal Cable Modem Reviews Comparison

Looking for the best universal cable modem? We have evaluated 67517 reviews from top experts. Here are our top-ranked picks, including top-selling universal cable modem.

Having trouble buying a great universal cable modem? We understand this problem because we have gone through the entire universal cable modem research process already, which is why we have put together a comprehensive list of the best universal cable modem available in the market today. After hours of researching and using all the models on the market, we find the best universal cable modem of 2021. Check out our ranking below!

RANKING No. 1
NETGEAR CM500-1AZNAS (16x4) DOCSIS 3.0 Cable Modem, Max Download speeds of 686Mbps, Certified for Xfinity from Comcast, Spectrum, Cox, Cablevision & More (Renewed)
  • NETGEAR CM500-1AZNAS (16x4) DOCSIS 3.0 Cable Modem, Max download speeds of 686Mbps, Certified for Xfinity from Comcast, Spectrum, Cox, Cablevision & more (Renewed)
SaleRANKING No. 2
MOTOROLA 16x4 Cable Modem, Model MB7420, 686 Mbps DOCSIS 3.0, Certified by Comcast XFINITY, Charter Spectrum, Time Warner Cable, Cox, BrightHouse, and More
  • This 16x4 DOCSIS 3.0 cable modem provides speeds up to 686 Mbps, sixteen times faster than DOCSIS 2.0. A Full-Band Capture digital tuner ensures a faster, more reliable Internet.
  • Cable modem's Ethernet port connects to a computer, HDTV, game station, or wireless router. (This Model MB7420 cable modem does NOT have a built-in wireless router and does not have a telephone adapter or phone jack. The Motorola MG7310, MG7315, MG7540 and MG7550 have a built-in wireless router.)
  • Requires cable Internet service. Certified by Comcast XFINITY for residential speeds up to Extreme 300, by Comcast Business for speeds up to Deluxe 250, Time Warner Cable, Cox, Charter Spectrum, BrightHouse, and other leading cable service providers for modem ownership programs that typically save rental charges of 120 dollar or more per year
  • Setup is fast and easy with a few quick steps set out in a Quick Start guide. Experienced USA-based customer support specialists are there to help if you need them.
  • 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.
RANKING No. 3
HumanCentric Universal Wall Mount (Black) | Adjustable Mount for Cable Boxes, DVD Players, Routers, Modems, and More
  • ADJUSTABLE: Fits devices 12” to 32” in perimeter – measure the sides of the device that the straps will go around (see the product images for more details)
  • COMPATIBILITY: Works with cable boxes, routers, modems, soundbars, Apple TV, DVRs, DVD players, and more!
  • HARDWARE INCLUDED: Mount the bracket using the included drywall anchors, drywall screws, shorter straps for smaller devices, and longer straps for larger devices
  • EASY INSTALLATION: Takes less than 10 minutes to install – simply mount the bracket to the wall, insert the straps, and secure the straps around the device you are mounting.
SaleRANKING No. 4
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 | Black
  • 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 CM1200 replaces your cable modem saving you up to $168/yr in equipment rental fees.
  • Built for ultimate speed: best for cable provider plans up to 2 gigabits speed.
  • Works with any wifi router: Connect any WiFi router to this modem's ethernet port to support all your wireless devices.
  • Versatile connections: 4 Gigabit Ethernet ports give you fast wired connections to your computer, separate WiFi router, printer, game box, and other devices.
RANKING No. 5
TPLTECH 12V Router Power Supply Adapter Replacement for Netgear N300 N600, Motorola/Arris Surfboard WiFi Router, Linksys, Asus, Universal Cable Modem Charger Cord
  • 12V Router Power Supply Adapter fits Most Router, Netgear, Linksys, Asus,Motorola, Motorola/Arris Surfboard Docsis Cable Modem Wife Router, Switch Etc.
  • Input:100-240V; Output:12V 2A. Intelligent Circuit Design Always Protect Devices and Charger from Over-Charged/Current/Voltage or Short Circuit. 
  • Compatible With Netgear N150 N300 N600 N450 N450-100NAS DGN2000-100NAS DGND3300-100NAS DGND3700 EX6200 EX6200-100NAS, Nighthawk X4 R7500 R7000 R7500-100NAS R7500-100NASBN3, ProSafe FVS318 GS108, GS108 CVD31T CVD31XB CVD31XT CMD31B CMD31T CME31T CGD24N CGE24N CG814CPR CG834WG CG3000 CG3100 CG3200 CG3300 CG2000 CG2100 CBVG834G CBVG834N MR814v1 MR814v3 FVS318v1 FVS318v2 FVS318v3 FVS336Gv2 FVG318v1 FVG318v2 GS116E WNDR3300v1 WNDR3300v2 WNR3500v1 WN802TV1 PE102 PS104 FR328S FV318 FR318 CG814M
  • Belkin Wireless Router N150 N300 N450 N600 N750; F9K1001 F9K1002 F9K1102 F9K1105 F9K1116 F9K1124/ Netgear N150 N300 N600 N450 N450-100NAS; CM600 CM600-100NAS, DM200-100NAS/  U.S. Robotics USR3453c USR5686g/ Archer A7 C5 C7 C9 C900
  • TPLtech Products Have 30 Days Money Back Guarantee and Up to 1 Year Warranty Period; UL / CE / FCC Certified. Extra Long 6.6Ft Cable Cord
RANKING No. 6
Mount-It! Cable Box Mount Behind TV | Adjustable Universal Mounting Bracket for Streaming Devices, Router, Modem, DVD | Wall and Behind TV Compatible, Steel
  • UNIVERSAL DEVICE MOUNTING BRACKET works with cable boxes, modems, routers gaming consoles and streaming devices. Mount your devices on the wall or behind your TV for a clean and organized installation.
  • ADJUSTABLE WIDTH between 1.75 and 2.75 inches. 5 inches wide and 5 inches high cradle firmly holds your device. Additional metal plate allows horizontal and vertical installation.
  • COMPATIBLE with Apple TV; Roku Premiere, Premiere Plus Ultra; and other streaming devices, cable boxes, routers, smaller gaming consoles such as Nintendo Switch.
  • HIDE CABLE BOX BEHIND TV without the mess of wires and boxes. Remote controls will still work. Easy to install directly to a wall, behind the TV or to a TV wall mount.
  • HEAVY DUTY STEEL with 11 lb capacity. This mount will outlast several generations of devices. All required hardware is included and installs in minutes.
SaleRANKING No. 7
Motorola 24x8 Cable Modem, Model MB7621, DOCSIS 3.0. Approved by Comcast Xfinity, Cox, Charter Spectrum, Time Warner Cable, and More. Downloads 1,000 Mbps Maximum (No WiFi)
  • 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. Experienced USA-based Motorola customer support specialists are happy to help if you need them. Support is in English or Spanish.
  • 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. Includes phone and web support by friendly, professional USA-based technical support specialists.
RANKING No. 8
Router/Apple TV Box Wall Mount, WGOAL Adjustable Universal Small Device Wall Mount Holder Bracket for Cable Box Modems Streaming Media Devices Hard Driver Digital Media Players (Black)
  • {Adjustable Universal Small Device Wall Mount}: Our wall mount compatible with all kinds of Router box, Android/ Apple tv box, cable box modems streaming media devices hard driver digital media players, such as: Kinds of Routers, Samsung SmartThings Hub ect.. (the small devices is not include only a mount in the package)
  • {Space-Saving & Wall Mount design}: By mounting this in wall, perfectly arrangement the mess wires, and frees up more space on your tabletop, also manages the small device to the right place that you want, lets your room keep clean.
  • {Adjustable Design & fit to small device}: The adjustable design is compatible with a wide range of media players, cable and satellite boxes. This router wall mount adjusts from 0.78in to 1.45in. Please check the dimension of your device and to see the bracket is fit it or not before you buy it. (Note: Product thickness≤1.45inch).
  • {Best Material & Good Looks}: This router wall mount bracket is made of ABS and PC, that is best material in market. With good simple small looks, this mount specially fits to the small devices, do not worry about your signals being blocked anymore.
  • {Three Installation Methods& Easy Setup}: Three installation methods: 1) Seamless nail method, 2) 3M adhesive paste, 3) Screw drilling Method. Simple easy to install this mount according to your need.
RANKING No. 9
HumanCentric Cable Box Mount and Modem Mount | Adjustable Wall Mount for Small and Wide Devices Like Cable Boxes, Modems, DVD Players, Streaming Media Devices | Patented
  • ADJUSTABLE WALL MOUNT: Check the dimensions of your device to see if it will fit with our adjustable wall mount - Vertical Height: Maximum 10" (no minimum), Vertical Length: 3.5"-10", Vertical Depth: 1.8"-2.9" - We offer larger and smaller adjustable wall mounts if your device does not fit this one!
  • EASY INSTALLATION: You’ll be able to install this wall mount quickly and easily - includes dry wall screws and anchors. After installing the bracket, simply tighten the bracket until your device is secure!
  • TAME THE CABLE MONSTER: Hide your wires and boxes to enjoy a clean, organized TV setup. Our wall mount is perfect to pair with a mounted TV - just mount the device behind your TV!
  • DOES NOT INTERFERE WITH REMOTE CONTROLS: Don't worry about your signal from your remote control being blocked! Infrared Signals remotes, Radio Frequency remotes, and Bluetooth remotes will still work with the device behind the TV - you can test your device by holding it behind a TV and having a friend try the remote.
  • SATISFACTION GUARANTEED: If you have any problems with your adjustable wall mount, send it right back to us - no questions asked.
SaleRANKING No. 10
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
  • 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 C6250 replaces your cable modem and WiFi router saving you up to $168/yr in equipment rental fees.
  • BUILT FOR FAST SPEED: Best for cable provider plans up to 300 Mbps speed.
  • FAST WiFi PERFORMANCE: Get up to 1500 sq ft wireless coverage and 25 devices connected with AC1600 speed (up to 1600 Mbps).
  • VERSATILE CONNECTIONS: 2 Gigabit Ethernet ports and 1 USB port give you fast wired connections to your computer, printer, game box, storage drive, and other devices.

How To Buy Best universal cable modem

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Although there may be more than what we are suggesting here, it is significant for you to ensure that you conduct exclusive research for this product before buying it for yourself. The questions may include:

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And, where would you get all this kind of information? We are absolutely sure that you may have many more questions, and the best way to quench your thirst is to get them all solved from various online resources. Sources may be anything such as online forums, word-of-mouth, rating websites, buying guides, and product reviews. Proper research is essential before buying the best universal cable modem for yourself. Ensure that you are reading from highly reliable, trustworthy websites or any other sources.

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We offer a buying guide for universal cable modem, and we provide 100% genuine and unbiased information. We make use of Big Data and AI data to proofread the information. How has this buying guide been made? We have a uniquely designed set of algorithms, which enable us to make a list of top 10 universal cable modem that are available in the marketplace these days. Our technology of bringing together a list depends on the factors such as:

  1. Brand Value
  2. Features & Specifications
  3. Product Value
  4. Customer Reviews & Ratings
  5. Quality and Durability

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