You want to get the maximum speeds, your search doesn’t stop when you have found the best internet plan. To ensure you get the maximum speeds you signed up for, you’ll require a reliable Xfinity-compatible modem with high coverage and strong signals.
If you have a subscription with Xfinity Internet, you can obtain the company’s personal modem/router called the xFi Gateway. However, it is also the case that you’ll have different options to select from. Here are a few of the best modem for Xfinity internet.
If you’re an Xfinity Internet user, then this article will guide you to the best modem for Xfinity with top-quality performance and exciting features.
5 Best Modem for Xfinity Internet
1. xFi Gateway
As stated, the XFi Gateway is Xfinity’s own router/modem, and this device provides fast connection and coverage within your area. Customers on Xfinity Internet plans have access to the xFi Gateway modem, which improves their internet experience.
The best cable modem for Xfinity has extremely efficient multi-gig speed capabilities and the highest bandwidth for reliable connectivity. Furthermore, its xFi Gateway is WiFi 6E, which is the latest WiFi technology. It is designed to improve the speed of your internet on all devices. Additionally, it provides tri-band WiFi that works with 2.4GHz, 5GHz, and 6GHz.
Additionally, xFi supports the DOCSIS 3.1 cable modems that come with built-in security, which can block billions of cyber threats each year. This means it secures you by monitoring all connected devices.
While xFi Gateway is easy to install yourself, you can also contact the Xfinity customer service to seek assistance from the available staff.
Why to Buy
- Easy plug-and-play setup with Xfinity
- Built-in Wi-Fi + security features
- Designed specifically for Xfinity plans
Why Not to Buy
- Monthly rental fees add up
- Less control vs. standalone modems
- Wi-Fi performance may lag high-end routers
Also read: Xfinity Router Blinking Green? 6 Ways to Restore Internet
2. ARRIS S33
ARRIS S33 has the most recent technological advancements of DOCSIS 3.1, which is precisely what you require to get maximum benefit from Xfinity Internet plans. It is among the most preferred modems offering superior solutions to multi-gigabit home networks.
Furthermore, ARRIS S33 is considered for cable internet speed plans up to 2.5 Gbps. The best Comcast modem has two Gigabit Ethernet ports, one 2.5 GB and one 1 GB. Furthermore, it has 2 downstream 2 upstream OFDM DOCSIS 3.1 channels and 32 downstream 8x upstream DOCSIS 3.0 channels bonded. The configuration for ARRIS S33 is quite easy.
In addition to its multiple features, it provides users with real-time information about the devices connecting to the internet through its SURFboard Central app.
Why to Buy
- Supports up to 2.5 Gbps with DOCSIS 3.1
- Includes 2.5 GbE + 1 GbE ports
- Great future-proof choice
Why Not to Buy
- No built-in Wi-Fi
- Pricier than basic modems
3. Motorola MB8611
In the race to find the best modems to use with Xfinity, the Motorola MB8611 successfully managed its users by offering a superior experience. It features a Gigabit port that can provide more than 2500 Mbps speed on the router.
Like the other best modem for Xfinity, the Motorola MB8611 also has DOCSIS 3.1 technology, which helps to improve your speed. It’s equipped with the type of technology that ensures you are always connected.
Additionally, the Motorola MB8611 comes with a 2.5GB Ethernet port provide a smooth browsing and streaming experience. It also eliminates the bandwidth limitation and elevates your online experience to an entirely new level.
You can also combine your Motorola MB8611 modem and Xfinity Internet services to experience a seamless and fast web experience.
Why to Buy
- Excellent performance for gigabit plans
- Active Queue Management for low latency
- Good price-to-speed balance
Why Not to Buy
- Single Ethernet port
- Needs a separate router
4. NETGEAR CM2000
NETGEAR CM2000, also known as The Nighthawk, uses next-generation DOCSIS 3.1 technology to deliver fast cable internet, making it the best modem for Xfinity. This model is best for the 2-Gbps Xfinity Internet plan, so you can get the maximum speed.
NETGEAR CM2000 supports download speeds up to Gbps and an upload speed up to one Gbps. It also has an extra gigabit port, which enables you send speeds of around 2500 Mbps directly to the router.
In addition, the next-generation technology offers a 10X download speed over DOCSIS 3.0 modems, which are set to be phased out in the very near future. Thus, a modem equipped with this technology will be in use for a long time in the future.
Why to Buy
- Ideal for 2.5 Gbps Xfinity plans
- Reliable DOCSIS 3.1 performance
- Works with many ISPs
Why Not to Buy
- Costlier than some competitors
- No Wi-Fi built in
Also read: Top 6 USB WiFi Adapters in 2025: Boost Your Internet Speed
5. NETGEAR Nighthawk CM1100
If you primarily use streaming on the internet, the NETGEAR Nighthawk CM1100 is the best modem for Xfinity
for you. It is a smooth operation and doesn’t require you to exceed your budget. It is best for those who analyze modems in terms of latency. It’s also future-proof because it comes with DOCSIS 3.1 network technology.
Nighthawk CM1100 comes with 32 x8 downstream and upstream channels, which allow users to download speeds of over 1000 Mbps and upload speeds of up to 50 Mbps. Make it the best Xfinity-compatible modems.
If it’s due to its outstanding performance, the affordable cost, or the possibility of having two Gigabit Ethernet ports equipped with automatic sensing technology, the Nighthawk CM1100 is definitely added to the top list of routers to use with Xfinity.
Why to Buy
- Fast DOCSIS 3.1 speeds
- Dual Gigabit ports
- Great for streaming & gaming
Why Not to Buy
- Limited upload speeds compared to higher-end models
- Requires a separate Wi-Fi router
Closing Thoughts
The best modem for Xfinity will allow you fully enjoy Internet connectivity. Xfinity Internet already offers some of the top plans, each tailored to your needs. Additionally, when you combine those services with the appropriate modem, you will enjoy an unparalleled experience online. Therefore, you should try the best modem for Xfinity described in this article, and select the best modem for Xfinity internet.
FAQs: Best Modem for Xfinity
Does Xfinity allow third-party modems?
Yes, Xfinity allows third-party modems as long as they are approved and compatible with your internet plan. DOCSIS 3.1 modems are recommended for best speed, stability, and future upgrades.
Which modem is best for gaming on Xfinity?
Motorola MB8611 is one of the best modems for gaming on Xfinity due to its low latency and Active Queue Management, which reduces lag during online gameplay.
Do I need a router with a Xfinity modem?
Yes, if your modem does not include Wi-Fi, you will need a separate router. Standalone modems only provide internet access, not wireless connectivity.
Which modem is best for streaming on Xfinity?
NETGEAR CM1100 and ARRIS S33 are excellent for streaming on Xfinity. They provide stable speeds, low buffering, and consistent performance across multiple devices.
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