The quest for the best modems for Xfinity can often feel overwhelming, especially with the vast array of options available on Amazon. In 2024, consumers are looking for reliable, efficient products that offer high-speed internet and good value for money. This article explores the top 10 best modems for Xfinity, based on user reviews, performance, and value, helping you make an informed decision when purchasing the ideal device for your internet needs.
- Multi‑Gig speed for today & tomorrow: DOCSIS 3.1 performance supports cable internet plans up to 2 Gbps, delivering ultra‑fast streaming, gaming, and downloads.
- Save on rental fees: Own your modem and avoid monthly equipment charges—check with your cable provider for plan compatibility.
- Compact, modern design: Space‑saving footprint with discrete LED indicators for power, upstream/downstream, and online status.
- Easy setup: Connect cable, power on, and activate with your cable provider. Then connect a Wi‑Fi router to the Ethernet port for home Wi-Fi coverage.
- Modem only: This cable modem requires a separate Wi-Fi router or mesh system for home Wi-Fi network.
- Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT and T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
- Coverage up to 2,000 sq. ft. and 25 concurrent devices with dual-band WiFi 6 (AX2700) speed
- 4 X 1 Gig Ethernet ports (supports port aggregation) and 1 USB 3.0 port for computers, game consoles, streaming players, storage drive, and other wired devices
- Replaces your cable modem and WiFi router. Save up to dollar 168/yr in equipment rental fees
- DOCSIS 3.1 and 32x8 channel bonding
- Mid/high-split DOCSIS 3.1 cable modem delivers up to 2.5Gbps of download speeds and 1Gbps of upload speeds, works with your existing WiFi Router (separate unit)
- Specifically engineered for today’s fastest DOCSIS 3.1 cable internet speeds that can only be accessed with mid/high-split technology, such as Xfinity’s 2Gbps download speeds and 200Mbps upload speeds. Works with all major US internet providers
- Blazing-fast download speeds powers your digital lifestyle with enhanced speed, capacity, efficiency, and response times
- Impressive 10x faster upload speeds delivers seamless multi-family gaming, video conferencing and uploading large files—simultaneously. Plus provides easy remote access to your home security cameras and NAS files
- For the ultimate in performance, link a NETGEAR WiFi 6E or WiFi 7 router or Orbi system (separate existing product) to this CM3000 cable modem
- ⚠️ CABLE INTERNET ONLY - NOT COMPATIBLE WITH: Fiber (Verizon FiOS, AT&T), DSL, Satellite, or Fixed Wireless. ONLY works with cable providers like Xfinity, Spectrum, Cox. Verify your internet type BEFORE purchase.
- 🚫 NO WiFi INCLUDED - ROUTER REQUIRED: This is a modem ONLY. You MUST buy a separate WiFi router to get wireless internet. Without a router, only ONE device can connect via Ethernet cable. This does NOT replace your current WiFi router.
- 🔌 CABLE INTERNET REQUIRED: Works EXCLUSIVELY with cable internet service (DOCSIS) from providers like Xfinity, Spectrum, or Cox. Will NOT work with fiber (Verizon FiOS, AT&T), DSL, satellite, or fixed wireless internet. Contact your ISP to confirm compatibility BEFORE purchasing.
- 🚀 MULTI-GIG PERFORMANCE: Supports internet plans up to 2.5 Gbps with 2.5 Gbps Ethernet port. Designed for plans 1 Gbps and faster from certified providers: Xfinity (up to 2.33 Gbps), Spectrum (1 Gbps), Cox (2 Gbps). Verify your plan speed and provider compatibility.
- 💡 SETUP REQUIREMENTS: You need: (1) Cable internet service, (2) Separate WiFi router with 2.5 Gbps port for full speeds, (3) ISP activation. This modem cannot create WiFi networks or connect multiple devices without additional equipment.
- Ultra-fast DOCSIS 3.1 performance paired with a 2.5 Gbps ethernet port for true multi-gig internet speeds.
- Approved for Comcast Xfinity, Cox, Spectrum, RCN and Astound and supports the fastest internet plans available. The products are residential only. Please verify your ISP requirements prior to purchase.
- Superior next generation technology but pays for itself. Owning your own modem eliminates up to $168 per year in monthly rental charges.
- Fast streaming, conferencing, gaming - Applies Active Queue Management (AQM) for reduced Internet latency and better app performance, including online gaming, conferencing, and streaming.
- Multi-gigabit Ethernet speed - A 2.5 GB Ethernet port delivers true high-speed connectivity to even the fastest routers and computers, providing downstream speeds just below 2,500 Mbps and upstream speeds up to 800 Mbps when supported by your internet service plan.
- Save monthly rental fees: Model CM500 replaces your cable modem, saving you up to $168/yr in equipment rental fees.
- Speeds by carrier plans: Xfinity (up to 200Mbps), Cox (up to 150Mbps).
- Works with any wifi router: Connect any WiFi router, separate unit, to this modem's Ethernet port to support all your wireless devices.
- Ethernet connections: 1 Gigabit Ethernet port connects to your computer or separate WiFi router.
- Modem technology: Engineered with 16x4 channel bonding and DOCSIS 3.0.
- Mid/high-split DOCSIS 3.1 cable modem delivers up to 2.5Gbps of download speeds and 1Gbps of upload speeds
- Specifically engineered for today’s fastest DOCSIS 3.1 cable internet speeds that can only be accessed with mid/high-split technology, such as Xfinity’s 2Gbps download speeds and 200Mbps upload speeds. Works with all major US internet providers
- Blazing-fast download speeds powers your digital lifestyle with enhanced speed, capacity, efficiency, and response times
- Impressive 10x faster upload speeds delivers seamless multi-family gaming, video conferencing and uploading large files—simultaneously. Plus provides easy remote access to your home security cameras and NAS files
- For the ultimate in performance, link a NETGEAR WiFi 6E or WiFi 7 router or Orbi system to the CM3000 cable modem
- Compatible with major cable internet providers including Xfinity and Cox. NOT compatible with Verizon, Spectrum, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service. Best for cable provider plans up to 800Mbps
- Input voltage：120 -240V
- SAVE MONTHLY RENTAL FEES: Model C7000 replaces your cable modem and WiFi router saving you up to $150/yr in equipment rental fees. System Requirements Cable broadband Internet service, Check your cable Internet service provider web site for data speed tier compatibility, Not compatible with Cable bundled voice services.
- BUILT FOR FAST SPEED: Best for cable provider plans up to 800Mbps speed
- FAST Wi Fi PERFORMANCE: Get up to 1800 sq ft wireless coverage and 30 devices connected with AC1900 speed (up to 1900 Mbps)
- BUILT FOR FASTEST MULTI-GIG SPEEDS: Best for cable provider plans up to 2.5Gbps.
- COMPATIBLE WITH XFINITY INTERNET & VOICE SERVICE: Certified by Xfinity and ideal for Xfinity’s Triple Play plan. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH.
- WORKS WITH ANY WIFI ROUTER (separate unit), BEST WITH WIFI 6 or 7: Connect any WiFi router to this modem’s Ethernet port to support all your wireless devices. For the fastest Internet, connect to a NETGEAR WiFi 6 or 7 router or Orbi Mesh system
- VOICE PHONE SUPPORT: For use with Xfinity Voice service and up to 2 telephone lines with enhanced call features including caller ID, 3-way conference calling, call forwarding and more.
- MULTI-GIG ETHERNET: 1 x2.5Gbps Ethernet port for the fastest, true multi-gig Internet connections.
- Approved for Cox, Spectrum and Xfinity internet along with other US cable internet providers. Is NOT compatible with ATT, CenturyLink, Verizon, Froniter or other Fiber Optic, DSL or Satellite internet service providers.
- Does NOT include Wi-Fi and Does NOT support cable digital voice service.
- The SURFboard SB8200 is compatible with major U.S. cable internet providers including Cox, Spectrum, Xfinity and others. It is approved for cable internet speed plans up to 1 Gbps. Check your cable ISP website to confirm compatibility.
- 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 ports
Top 10 Best Modems for Xfinity in 2024
When selecting a modem for Xfinity, it is crucial to consider factors such as compatibility, speed, and whether or not the device combines modem and router functions. Below is a detailed analysis of the top ten products available on Amazon that meet these criteria.
1. NETGEAR Nighthawk CM1200 DOCSIS 3.1 Cable Modem
The NETGEAR Nighthawk CM1200 is one of the most advanced modems for Xfinity in 2024. It supports DOCSIS 3.1, allowing for faster internet speeds that can exceed 1 Gbps, making it future-proof for high-speed internet plans.
Equipped with four Ethernet ports, the Nighthawk CM1200 allows you to connect multiple devices simultaneously with ease. The vertical design aids in heat dissipation, ensuring long-lasting performance. Users have praised its straightforward setup process and compatibility with various ISPs, including Xfinity.
In terms of security, the modem comes with a built-in firewall, protecting your network from potential threats. This combination of speed, design, and security features makes it a top contender among the best modems for Xfinity users.
- 4 X 1 Gig Ethernet ports (supports port aggregation) and 1 USB 3.0 port for computers, game consoles, streaming players, storage drive and other wired devices
2. Motorola MB7621 Cable Modem
The Motorola MB7621 is a powerful DOCSIS 3.0 modem designed for users looking for high performance without the higher price tag. Capable of supporting internet speeds up to 650 Mbps, this modem is perfect for typical household internet usage.
Featuring two Ethernet ports, the MB7621 allows for easy connection to a router or multiple devices. The modem is compatible with all major cable providers, including Xfinity, ensuring widespread usability. Customers appreciate its reliable performance and solid build quality, making it a popular choice among budget-conscious buyers.
Moreover, the installation process is straightforward, and the device boasts a compact size that fits neatly in any setup. Overall, the Motorola MB7621 is an exceptional option for those who want reliable service without overspending.
- Model MB7621 is recommended for actual cable Internet service speeds up to 900 Mbps. Wirecutter rates this “the best modem for most people.” A Full-Band Capture Digital Tuner ensures faster, more reliable Internet.
- Pairs with any WiFi router - Seamlessly compatible with any WiFi router to connect all your devices. This cable modem does NOT have a built-in wireless router or telephone call capability.
- Cost-saving solution: Owning your own modem typically saves the average home $156 per year in monthly rental charges. (Savings are shown for Comcast Xfinity and vary by cable service provider.)
3. ARRIS SURFboard SB8200 DOCSIS 3.1 Modem
The ARRIS SURFboard SB8200 is another excellent choice and provides a robust offering for users seeking DOCSIS 3.1 compatibility. With support for multi-gigabit speeds, this modem is designed to handle the needs of even the most demanding internet users, making it a leading device among the best modems for Xfinity.
The modem features two 1-Gigabit Ethernet ports, allowing for link aggregation that increases internet speeds. Its sleek design and built-in LED lights provide users with a clear status on their connectivity. Setup is user-friendly, with most customers reporting that they were up and running in no time.
Also, the SB8200 comes with a warranty that adds peace of mind to your purchase. Given its performance capabilities, it’s a solid investment for anyone looking for future-proofing.
- Multi‑Gig speed for today & tomorrow: DOCSIS 3.1 performance supports cable internet plans up to 2 Gbps, delivering ultra‑fast streaming, gaming, and downloads.
- Save on rental fees: Own your modem and avoid monthly equipment charges—check with your cable provider for plan compatibility.
- Compact, modern design: Space‑saving footprint with discrete LED indicators for power, upstream/downstream, and online status.
- Easy setup: Connect cable, power on, and activate with your cable provider. Then connect a Wi‑Fi router to the Ethernet port for home Wi-Fi coverage.
- Modem only: This cable modem requires a separate Wi-Fi router or mesh system for home Wi-Fi network.
4. TP-Link TC7650 DOCSIS 3.1 Cable Modem
The TP-Link TC7650 offers a balance of performance and price, supporting speeds up to 2 Gbps with DOCSIS 3.1 technology. This modem is compatible with Xfinity and is praised for its reliability and ease of setup.
One of the standout features of the TC7650 is its capability for automatic firmware updates, enhancing security and performance over time. With multiple Ethernet ports, users can easily connect various devices without degradation of speed.
The modem’s compact size makes it easy to store and avoids clutter, which is a bonus for those who prioritize aesthetics in their tech setups. In terms of performance, users have noted consistent speeds and a stable connection.
- Eliminate your cable modem monthly rental fee and product is easy-to-open packaging
- Certified for XFINITY from Comcast, Time Warner Cable, Cox, Charter, Cablevision and Bright House Networks
- Channel bonding of up to 8 downstream and 4 upstream channels, provide data rates up to 343Mbps for download and 143Mbps for upload
- DOCSIS 3.0 Cable Modem provides 8X faster download speed than DOCSIS 2.0 for an ultra-fast performance
- CableLabs certified DOCSIS 3.0 backwards compatible to DOCSIS 1.0, 1.1 and 2.0 provides users comprehensive network compatibility
5. Netgear CM500 Cable Modem
The Netgear CM500 is considered one of the best budget modems for Xfinity users in 2024, particularly for individual users or small households. It supports DOCSIS 3.0 technology and can handle speeds of up to 300 Mbps, ideal for internet browsing and streaming.
With a simple plug-and-play setup, users can get started quickly without needing any additional software installation. The modem also includes a built-in QoS feature, which prioritizes bandwidth for applications like gaming and video streaming.
Given its reliability and performance within its price range, the CM500 continues to be a favorite among users looking for value.
- Save monthly rental fees: Model CM500 replaces your cable modem, saving you up to $168/yr in equipment rental fees.
- Speeds by carrier plans: Xfinity (up to 200Mbps), Cox (up to 150Mbps).
- Works with any wifi router: Connect any WiFi router, separate unit, to this modem's Ethernet port to support all your wireless devices.
- Ethernet connections: 1 Gigabit Ethernet port connects to your computer or separate WiFi router.
- Modem technology: Engineered with 16x4 channel bonding and DOCSIS 3.0.
6. ARRIS SURFboard SB6190 DOCSIS 3.0 Modem
The ARRIS SURFboard SB6190 is known for its high-speed capabilities, supporting speeds up to 800 Mbps, making it suitable for households with multiple users and devices. It is extensively compatible with Xfinity, reinforcing its place among the best modems for Xfinity.
Designed with four Ethernet ports, it allows for multi-device connectivity, providing versatility for home users. The modem shines in delivering consistent performance, and its robust build ensures durability.
Customers have noted its easy setup process, while ARRIS’s customer support receives high ratings, further officiating this modem’s reliability in your tech setup.
- DOCSIS 3.0 cable modem best for cable internet speed plans up to 600 Mbps.
- Compatible with Cox, Spectrum, Xfinity and other major U.S. cable internet providers.
- 32 downstream x 8 upstream DOCSIS 3.0 bonded channels.
- One 1-Gigabit Ethernet Port
- Easily setup your modem with the SURFboard Central app
7. Linksys CM3024 Cable Modem
For users who prefer dependable performance at speed levels that cater to moderate household usage, the Linksys CM3024 is an appealing option. Supporting DOCSIS 3.0 and internet speeds of up to 500 Mbps, this modem strikes a balance between performance and user needs.
The modem features a user-friendly design that facilitates easy setup and maintains a sturdy construction. Linksys is also known for its excellent customer service, which adds additional reassurance with every purchase.
One of the notable features is its compatibility with various operating systems and devices, making it a flexible choice for all users.
- Compatible with Comcast Xfinity, Time Warner Cable, Charter, Cox, Cablevision, and more; Requires Cable Internet Service
- Not compatible with: Verizon, AT&T, or CenturyLink
- Cable Modem only (no WiFi router), Interfaces: Cable: F type female 75 ohm
- Experience high speed Wi Fi speeds from your existing ISP plans up to 300 Mbps; Ideal for HD media streaming, simultaneous online gaming, web surfing and more
- Features Intel Puma 6 chipset to achieve high speed downstream and upstream performance
8. NETGEAR CM700 Cable Modem
The NETGEAR CM700 stands out as a high-performance DOCSIS 3.0 cable modem supporting speeds of up to 600 Mbps. It’s a suitable choice for homes that require stable and reliable internet for streaming, gaming, and working from home.
Its intuitive LED indicators help users monitor the device’s status and resolve issues quickly. With a simple setup process, even those less technically inclined can manage without hassle. Additionally, the compact design makes it easy to manage within your tech space.
Overall, its performance in handling internet demands efficiently positions the NETGEAR CM700 among the best modems for Xfinity users.
- 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 CM700 replaces your cable modem saving you up to 168 Dollars/year in equipment rental fees.
- Speeds by carrier: Xfinity (up to 800Mbps), Cox (up to 400Mbps), Spectrum (up to 500Mbps).
- Works with any Wi-Fi router: Connect any Wi-Fi router to this modem's Ethernet port to support all your wireless devices.
- Ethernet connections: 1 Gigabit Ethernet port connects to your computer or separate Wi-Fi router.
9. TP-Link TC-7610N Cable Modem
The TP-Link TC-7610N is a more basic option synonymous with great value, supporting maximum speeds of 150 Mbps. Ideal for light internet users, it suits individuals or small households where multiple devices are not heavily used simultaneously.
Installation is quick and easy, allowing you to connect with Xfinity without any complications. The compact design adds to its appeal, while some customers have noted its reliability in maintaining connection speeds for typical usage.
While it may not support the highest speeds, its affordability and performance make it a recommended choice for budget-sensitive consumers.
- Eliminate your cable modem monthly rental fee and product is easy-to-open packaging
- Certified for XFINITY from Comcast, Time Warner Cable, Cox, Charter, Cablevision and Bright House Networks
- Channel bonding of up to 8 downstream and 4 upstream channels, provide data rates up to 343Mbps for download and 143Mbps for upload
- DOCSIS 3.0 Cable Modem provides 8X faster download speed than DOCSIS 2.0 for an ultra-fast performance
- CableLabs certified DOCSIS 3.0 backwards compatible to DOCSIS 1.0, 1.1 and 2.0 provides users comprehensive network compatibility
10. ASUS CM-32 AC2600 Cable Modem Router
The ASUS CM-32 AC2600 is an all-in-one modem-router combination that’s highly functional for modern homes. Supporting DOCSIS 3.0, this device can deliver speeds up to 1 Gbps, making it a strong candidate for larger households with numerous connected devices.
It also features advanced security features, ensuring your network remains safe from external threats while providing a user-friendly interface for changes and updates. Users appreciate the seamless streaming and gaming experiences that the CM-32 enables, affirming its place among the best modems for Xfinity.
- [Compatibility] 12V Power Supply Adapter Compatible with Netgear, Linksys, Asus,Motorola, Motorola/Arris Surfboard Docsis Cable Modem Wife Router, Switch Etc and Most Other Routers.
- [Parameters] Input:100-240V; Output:12V 2A. Intelligent Circuit Design Always Protect Devices and Charger from Over-Charged/Current/Voltage or Short Circuit.
- [Works for] 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
- [Compatibility] Compatible With 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
Buying Guide for Best Modems for Xfinity
When selecting a modem for Xfinity, it’s essential to consider a few factors to ensure you’re getting the best performance for your needs:
1. Compatibility
Not all modems work with Xfinity, so always check for compatibility with your specific internet plan. Look for modems that explicitly state compatibility with Xfinity, particularly those certified for DOCSIS 3.0 or 3.1.
2. Speed
Your internet plan’s speed will dictate the modem you need. If you have a high-speed plan, ensure the modem can handle those speeds. Devices rated for DOCSIS 3.1 are ideal for future-proofing as internet speeds continually increase.
3. DOCSIS Standard
DOCSIS 3.0 is suitable for most users, but if you plan to upgrade your internet service in the future, consider getting a modem that supports DOCSIS 3.1. This standard is essential for achieving gigabit speeds.
4. Built-in Router
Some modems come with built-in routers, combining the modem and router functions in one device. This can save space and reduce clutter but ensure the router has the features and specs necessary for your home.
5. Number of Ports
Consider the number of devices you will connect. More Ethernet ports will typically allow for additional wired connections, which can be beneficial in a household with many devices.
6. Ease of Setup
Check user reviews regarding the setup process. Many modern modems come with user-friendly interfaces and apps that guide you through the installation process without requiring technical expertise.
7. Customer Support and Warranty
Consider the customer support reputation of the manufacturer and warranties offered. A good warranty can provide peace of mind with your purchase.
In conclusion, selecting the best modem for Xfinity ultimately rests on your specific needs and budget. The products listed in this article represent some of the best modems available in 2024, catering to various usage scenarios and preferences. Whether you need top-of-the-line performance or a reliable budget option, there’s a product on this list for you.
Last update on 2026-05-05 / Affiliate links / Images from Amazon Product Advertising API | hishecozy.com is a participant in the Amazon Associate program and will earn from qualifying purchases.
