The Best Modem for Xfinity: Here is the Market’s Top 10

If you are looking for the best modem for Xfinity, then you have come to the right page. Here, you can learn more about the top products that connect you to the internet fast – and without fail.

1. Netgear CM1000

It is heralded as the fastest modem on the planet – with a speed of as much as 10 Gbps. That is, of course, if you live in an area where Xfinity speeds go beyond 1 Gbps. And, if you have a gigabit plan, then you’re in for a treat!

Despite its lack of a second ethernet port, the Netgear CM1000 works with any WiFi router. And while it’s a little pricier at $159.99, it can help you save over $100 in modem rental fees.

2. Netgear CM700

If you are not big on modems with complicated installation instructions, then this product is for you. Installing the Netgear CM700 is as easy as plugging the socket, connecting the ethernet, and pressing the power button.

With a bandwidth of up to 1.4 Gbps, this modem offers a download speed of up to 175 MB per second. This makes for ultra-fast downloading – about 10 seconds for a 4K video. It may be a wee bit expensive at $109.99, but it’s worth every penny – especially if you have an Xfinity extreme pro plan.

3. Motorola MB7621-10

If you want to get the most of Xfinity’s 400 Mbps speeds, then the Motorola MB7621-10 24×8 Cable Modem is your best choice. This high-speed gadget is very easy to set up, so even newbies can install this modem with relative ease.

The Motorola MB7621-10 24×8 Cable Modem comes with surge and lightning protection, so you know it’s safe in the advent of berserk weather conditions. At $77.99 apiece, this investment allows you to save as much as $160 in modem rental fees.


With its sleek and pristine white appearance, ARRIS SVG2482AC proves to be the best modem for Xfinity in terms of style. While a new unit can set you back by as much as $165, it’s a worthwhile investment with its superb capacity and performance.

The ARRIS SVG2482AC can offer download speeds of up to 400 Mbps and WiFi speeds of up to 1750 Mbps. With 4 ethernet ports and 2 USB ports, it enables you to connect to several internet-capable gadgets in your house.

5. ARRIS/Motorola SB6121

The ARRIS/Motorola SB6121 is a good purchase if you are considering speed and cost. At an affordable price of $89, this product provides a WiFi speed of up to 1600 Mbps. With a download speed of up to 343 Mbps, it allows you to watch, surf, and play – all at the same time. Like most of the items in this list, the ARRIS/Motorola SB6121 enables you to enjoy your Xfinity internet connection – without the ridiculous modem rental fees.

6. Motorola Model MB7220

If you have a Mac, Linux, or Windows computer, a game console, or an HDTV (even all of them), then the Motorola Model MB7220 is for you. It is one of the cheaper models at $49.99, though it offers a decent download speed of up to 343 Mbps.

The Motorola Model MB7220 has a compact and sleek design that you can fit almost anywhere. With a two-year warranty and a certification by the Xfinity company itself, it proves to be a smart buy for prudent internet users.

7. Netgear C6250 AC1600

The Netgear C6250 AC1600 is ideal for most Xfinity plans, as it works best with cable speeds of up to 300 Mbps. Even if you didn’t avail of Xfinity’s gigabit plan, you can still get decent streaming and downloading speeds with this modem.

This modem has 1500 sq ft WiFi coverage, so you can surf in the house – wherever you might be. While it’s more expensive than most at $120, it’s a good investment for users on the go.

8. Netgear CM500

If you are looking for a good modem that wouldn’t hurt your budget, then the Netgear CM500 is definitely for you. At $64.99 a pop, it works well for most Xfinity internet plans.

While we recommend the Netgear CM500 for internet speeds of 300 Mbps or less, it can work at higher speeds as well. With that being said, you need not worry if you run your computer, Netflix, PS4 Pro, and Xbox One all at the same time.

9. Motorola MB7420

In terms of price and performance, nothing beats the Motorola MB7420. At a mere $59, it allows you to surf fast – even if it limits your Xfinity speed to 300 Mbps and below. It is only limited to 1 ethernet port, so it’s best paired with a WiFi router (this is another purchase though). Unless you need to use multiple gadgets at the same time, this modem is a choice you ought to consider.

10. Arris SBG10

This is the best modem for Xfinity packages of 250 Mbps or lower. It’s a good home modem, despite its hefty price of $120. With 2 gigabit ethernet ports, it’s a wise choice especially if you don’t have a lot of gadgets to connect. It’s also very easy to set up – all you just need to do is connect the cables, contact the Xfinity hotline, and configure your WiFi settings.


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