The 7 Best Modem Router Combo for Xfinity

Xfinity belongs to Comcast Cable Communications. The company uses Xfinity as a trading name, which markets cable television, internet, and telephone services. The name also markets wireless services belonging to Comcast Cable Communications. According to various consumers, the best modem router combo for Xfinity they have seen so far is NETGEAR N600. Besides, other devices can work pretty well for you.

Modem router combo means that you can use the device like a WiFi router for internet connections in your office, home or cyber cafe and at the same time, you can decide to connect it directly to your computer as a modem and enjoy internet connection. It means you have two options to use the device. Some people prefer separate devices.

Many people would like to use the internet for their day-to-day activities but find it expensive due to low incomes. However, it is because they have not tried to explore more opportunities in the internet market. If you are looking for cheap internet and cable connection then you can try Comcast Xfinity Cable for low income families. It is economical for use.

How does Modem Router Combo for Xfinity work?

modem router combo for xfinity

The device has two functions in one. That is why it has the term combo meaning double. First, when working as a modem, it can receive internet data from your service provider via SIM card or cable and avail it for your computer or other compatible devices. In most cases, it connects to your computer via the USB port.

The use of SIM cards in the modem explains clearly how to get the internet without cable or phone. You just subscribe to a certain data plan, insert your SIM card into the modem, and have your computer connected to the internet.

On the other hand, the machine can work as a router in that, it can pick the internet data coming from your modem and send it out using a wireless signal called WiFi. The signals are available for use by phones, laptops, tablets, and even WiFi-enabled printers.

The WiFi strengths depend on the device. Some have large coverage area as compared to others. You should have prior determination on the area you would like to cover before getting the machine from the shop.

A few years ago, Comcast Xfinity introduced cable for low-income families. The aim was to help children from poor families get internet access for their studies. Again, the program also targeted seniors and people with disabilities. It helped boost the less privileged to advance their lives. According to Cnet, the company also decided to include low-income veterans in the program to improve their lives.

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What are the 7 Best Modem Router Combos for Xfinity?

Having learned how modem router combo is and how it works let us then see the best seven of these devices.

1. NETGEAR N600 (8×4) WiFi DOCSIS 3.0

NETGEAR N600 (8×4) WiFi DOCSIS 3.0

The machine is a two in one. It can route WiFi signals and at the same time act as a cable modem. It is very economical and can save you up to $120 per year. It has 2-gigabit Ethernet ports and 1 USB 2.0 port. The machine requires Microsoft Windows 7, 8 and 2000.

It can also work well with Windows Vista, XP, and Mac OS. When working as a modem, it can have internet speeds of up to 340Mbps. When working as a router, it has a dual-band speed of 2.4 GHz and 5GHz. However, it does not support bundled voice services.

  • Two in one
  • It is very economical as compared to others
  • It supports a variety of operating systems
  • Have fast internet connections
  • Suitable for home internet
  • Does not support bundled voice services

2. MOTOROLA MG7550 16×4 Cable Modem plus AC1900


The Motorola MG7550 is one of the best Comcast compatible modems. The machine has a built-in AC 1900 dual-band of 2.4 GHz and 5GHz with 4 Ethernet ports and a 16×4 DOCSIS 3.0 cable modem. The machine has a power boost feature. The device can support fast cable internet connections of up to 375Mbps. Moreover, it has an inbuilt security system to prevent malicious attacks.

Interestingly, the device can discard unwanted noisy signals from neighbors. The device can work with Comcast Xfinity, Charter Spectrum, Time Warner Cable and Sudden link. Moreover, the device has a wireless power boost that adds strength to WiFi signals as well as increasing WiFi range.

  • It has dual-band WiFi
  • It has four Ethernet ports
  • Filters unwanted WiFi signals
  • It supports fast cable connections
  • It has inbuilt security system against internet attack
  • A bit costly

3. Motorola MG7700 24×8 Cable Modem plus AC1900

 Motorola MG7700

The machine has a power boost feature that increases WiFi strength and internet speeds and Best Router for Multiple Devices. Moreover, as a router, it operates on a dual-band of 2.4GHz and 5 GHz that makes it very suitable for fast internet connections. Comcast Xfinity, Spectrum, Charter and Cox have approved it.

The machine has four Ethernet ports. The WiFi internet can be accessed using smartphones, tablets, and laptops among other compatible devices. One thing about this machine is that it saves space because it is two in one. It acts as a modem and as a router. Moreover, it comes with two years warranty. It gives you enough time to test the viability of the device.

  • Has a power boost
  • A two-year warranty
  • Has dual WiFi band
  • Easy to setup
  • Saves space
  • Color not attractive

4. NETGEAR Cable Modem WiFi Router Combo C6250

NETGEAR Cable Modem  C6250

The device is compatible with all main cable internet providers such as Xfinity Comcast, Cox, and Spectrum. However, it cannot work with Verizon, AT&T, DSL providers, and DISH. In general, it cannot work with any bundled voice service.

The machine has high cable speeds of up to 300Mbps. Again, its WiFi can connect up to 25 devices at once with an AC speed of up to 1600Mbps. It has a large area coverage of 1500 square ft.

Again, the device is versatile in that, you can use it as a modem or a WiFi router. It allows you to enjoy the kind of connection that fits you.

  • Compatible with main cable providers
  • WiFi can connect up to 25 devices
  • Large area coverage
  • Has high connection speeds
  • It has dual connection options
  • It does not support bundled voice services

5. ARRIS SURFboard (32×8) Docsis 3.0


It has certification for Xfinity, Cox, and Spectrum among others. The device has four aspects integrated into one machine. First, it has a cable modem whereby you can connect your computer via the USB port and enjoy internet connections. Again, it has AC2350 Dual-band WiFi that allows you to connect several devices at once.

In addition, it has four Ethernet ports that you can use to connect to desktop computers and laptops. To prevent it from internet attacks, the manufacture incorporated the McAfee home Security system. Upon buying it, you get a two-year warranty. In this period, you can test the viability of the device.

  • Has two-year warranty
  • It has Mcfee home security
  • It is both a modem and a router
  • It has four Ethernet ports
  • It has dual-band WiFi
  • It is expensive

6. Asus Modem Router Combo

Asus Modem Router Combo

Comcast Infinity, Time Warner Cable, Charter, and Cox certify the device’s effectiveness for internet connections. By using this device, you can save up to $120 per year. The device has four Ethernet ports and two USB ports.

If you like online gaming, then this device suits you. It can stream HD games due to its dual-band 2.4 GHz and 5GHz. Besides, it features the latest 802.11ac 32×8 channel bonding, which can give you 1.3 Gbps. The device requires an AC input of 110V- 240V and DC output of 19 V with a maximum 3.42 A.

  • It has free Amazon support
  • It is convenient for online gaming
  • It has dual-band WiFi
  • Four Ethernet ports and two USB ports
  • A bit costly

7. NETGEAR Nighthawk Cable Modem WiFi Router Combo (C7800)


Netgear Nighthawk is compatible with Xfinity, Cox, and Spectrum. However, it is not compatible with all voice bundled services. The device replaces your cable modem and WiFi saving you about $150 per year in equipment rentals.

Moreover, the device has faster internet connections whereby it can connect up to 45 devices with AC3200 at a speed of 3200Mbps. Such speed is convenient for large downloads and uploads.

The device has four Ethernet ports. Again, it has three USB ports, which you can connect to your printer, laptop, or desktop PC. Moreover, the device is safe and secure in that, it comes with parental controls and wireless security protocols.

Read More: Technicolor c2100t Review. Check out our ultimate review and guide to the Technicolor modem!

  • Compatible with major internet cable providers
  • Have four Ethernet ports and three USB ports
  • Have parental controls
  • Wireless security protocols
  • Fast internet connections
  • Not compatible with voice bundled services

Bottom Line

A modem router combo is a very convenient device in that; you can utilize the most convenient method of connection. Again, having a router enables you to connect many devices at once. Besides, the modem router combo saves you your table’s space that a separate modem and router could have occupied. I can advise you that, anytime you want to buy a modem router device, check the one with a warranty. In case it develops issues, you can return for refund or replacement.

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