The best Xfinity compatible modem can significantly enhance your internet experience by providing faster speeds and more reliable connectivity. In 2024, as online demands grow, choosing the right modem is more important than ever. In this article, we will explore the top 10 best Xfinity compatible modems available on Amazon and provide you with a buying guide to help you select the best device that meets your needs and fits your budget.
- 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.
- 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.
- 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 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
- Coverage up to 1,800 sq. ft. and 30 devices with WiFi 5 AC1900 speed (up to 1900Mbps)
- Replaces your cable modem and WiFi router. Save up to $168/yr in equipment rental fees
- 4 X 1 Gig Ethernet ports and 1 USB 2.0 port for computers, game consoles, streaming players, storage drive, and other wired devices
- Supports WPA/WPA2 wireless security protocols
- Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service. Best for cable provider plans up to 2Gbps
- Coverage up to 2, 500 sq. ft. , 25 concurrent devices with dual-band WiFi 6 (AX2700) speed (up to 2.7Gbps)
- 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. Save up to $168/yr in equipment rental fees
- DOCSIS 3.1 and 32x8 channel bonding. Supports WPA/WPA2/WPA3 wireless security protocols
- Compatible with all major cable internet providers with internet speed up to 1Gbps. Currently certified with Spectrum and Cox (up to 1Gbps), Xfinity (up to 800Mbps). Not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service
- Model CM1000 replaces your cable modem saving you up to 168/year in equipment rental fees
- Supports internet service plans up to 1Gbps maximum
- Easy and quick setup to connect any WiFi router (separate unit) to this modem's Ethernet port to support all your wireless devices
- 1 Gigabit Ethernet port connects to your computer or separate WiFI router (separate units)
![ARRIS (SBG10) - Cable Modem Router Combo - DOCSIS 3.0 16 x 4 Gigabit & AC1600 WiFi, [Check with your provider for compatibility]400 Mbps Max Internet Speeds](https://m.media-amazon.com/images/I/31wJF1IieNL.jpg)
- A Trusted Name in Home Connectivity: Get high speeds, better coverage, and a two-in-one product. With the ARRIS SURFboard SBG10 Wi-Fi Cable Modem, you will increase your network capability and get fast streaming and downloading throughout your home. From a trusted brand with over 260 million modems sold and growing.
- Save Money: Own your modem and save. Reduce your cable bill up to 168 dollars per year in cable modem rental fees (Savings vary by cable service provider). Certified for use with most U.S. cable internet service providers. For a complete list see additional details below.
- Modem Technology: DOCSIS 3.0 is a reliable, broadly available, and affordable technology that delivers high speed internet to your home devices.
- Simple and Secure Set-up: Just plug-in, download the SURFboard Central App, and follow the step-by-step intrstuctions to activate the modem, set-up and customize your Wi-Fi network, and add devices to your home network. Once setup is complete, the app provides real-time monitoring of the devices on your network, enhanced parental controls like setting time limits and pausing internet and much more.
- ⚠️ CABLE INTERNET ONLY - Works EXCLUSIVELY with cable internet service (coax connection). NOT compatible with fiber optic, DSL, satellite, or fixed wireless internet. Contact your provider to confirm you have CABLE service before purchasing.
- 📞 VERIFY COMPATIBILITY FIRST - Contact your cable provider (Xfinity, Spectrum Residential, Cox, etc.) to confirm this specific modem works with your plan BEFORE purchasing. Provider approval required for activation.
- 🌐 MODEM ONLY - ROUTER REQUIRED - This is a cable modem that connects to your internet service. You MUST have a separate WiFi router to broadcast wireless internet. Does not include WiFi, voice, or phone capabilities.
- 💰POTENTIAL RENTAL FEE SAVINGS - While some providers have reduced or eliminated modem rental fees, this modem can still provide cost savings and performance benefits. Check with your provider about current rental fees before purchasing.
- DOCSIS 3.1 TECHNOLOGY - Supports cable internet speeds UP TO 1 Gbps with advanced DOCSIS 3.1 performance. Perfect for streaming, gaming, and multiple devices when paired with your WiFi router.
- 16x4 DOCSIS 3.0 cable modem plus a built-in AC1900 Dual Band (2.4 GHz and 5 GHz) WiFi Gigabit Router with four Gigabit (GigE) Ethernet ports, a firewall DFS, Power Boost, and more. This product is recommended for actual cable Internet service speeds up to 375 Mbps. A Broadcom cable modem chipset provides security from Denial of Service attacks. WiFi performance is exceptionally good, even in multi-dwelling units with lots of WiFi noise from neighbors. DFS and Power Boost are key
- Requires cable Internet service. Approved by and for use with Comcast Xfinity and Xfinity X1, Cox, Charter, Time Warner Cable, Suddenlink, WOW., CableOne 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 MG7550 has no phone jack.)
- Built-in high-speed Wi-Fi router with AC1900 Wi-Fi, and Power Boost, and DFS provides Internet access for Wi-Fi devices including smartphones, notebooks, tablets, game stations, HDTVs, Amazon Echo, Google Home, Chromecast, Roku, Amazon Fire TV, and AppleTV. Four 10/100/1000 Gigabit Ethernet LAN ports provide wired connections to Windows and Mac computers, HDTVs, game stations, streaming TV devices, and other Ethernet-capable devices.
- Wireless Power Boost adds high-performance WiFi power amplifiers to boost the wireless signals to the legal limit, giving a significant boost in speed and range. The router can work on WiFi DFS frequencies, unlike most routers, so it is much less vulnerable to WiFi interference from neighbors. In addition, AnyBeam beamforming at both 2.4 GHz and 5 GHz frequencies focuses the signal on wireless clients to further enhance performance and range.
- Integrating the cable modem and router creates a reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk space. The vertical design minimizes shelf space and improves cooling while looking great in any home or office. A two-year warranty plus rugged lightning and power surge circuits protect your investment.
- Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT&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
- NETGEAR devices come with security measures built in as well as enhanced safety features and updates designed to help protect you and your family
- 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 $168/yr in equipment rental fees
Top 10 Best Xfinity Compatible Modems
1. NETGEAR Nighthawk CM1200 DOCSIS 3.1 Cable Modem
The NETGEAR Nighthawk CM1200 DOCSIS 3.1 Cable Modem stands out for its high-speed capabilities, supporting internet plans up to 2 Gbps. With multiple Ethernet ports, you can connect multiple devices directly, reducing lag and increasing speeds. The modem is ideal for gamers and heavy-streaming households.
Featuring advanced security features including WPA3 encryption, this modem ensures your home network remains secure against external threats. In addition, the CM1200 is designed for easy installation and high compatibility with various cable service providers, including Xfinity.
Overall, it’s an excellent choice for the best Xfinity compatible modem for users seeking performance and reliability.
- Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service. Best for cable provider plans up to 2Gbps
- Coverage up to 2, 500 sq. ft. , 25 concurrent devices with dual-band WiFi 6 (AX2700) speed (up to 2.7Gbps)
- 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. Save up to $168/yr in equipment rental fees
- DOCSIS 3.1 and 32x8 channel bonding. Supports WPA/WPA2/WPA3 wireless security protocols
2. Motorola MB7621 DOCSIS 3.0 Cable Modem
The Motorola MB7621 is a popular DOCSIS 3.0 modem that supports internet speeds up to 650 Mbps, making it suitable for most households. This modem features Active Queue Management (AQM) for reduced latency, which is crucial for gaming and video streaming.
Moreover, installation is straightforward, and it is compatible with major cable providers, ensuring seamless integration with Xfinity. With its sturdy build and compact design, the MB7621 is a reliable choice for consumers looking for good performance without breaking the bank.
Its affordability and features make it one of the best choices on Amazon for Xfinity users.
- 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 Cable Modem
The ARRIS SURFboard SB8200 is a high-performance DOCSIS 3.1 modem that supports gigabit speed for users needing maximum bandwidth for activities like 4K streaming and online gaming. This modem is equipped with two Gigabit Ethernet ports, allowing you to connect to a Wi-Fi router or directly to a device.
With a user-friendly setup process, it is compatible with all major cable providers, including Xfinity. The SB8200 also features a sleek design and is compact enough to fit easily in any setup. Its impressive performance and future-proof design make it worthy of consideration as one of the best Xfinity compatible modems.
- 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 is another excellent option for Xfinity users, supporting speeds up to 2 Gbps through DOCSIS 3.1 technology. This modem features an easy-to-read LED indicator for monitoring your network status and comes with a user-friendly interface for quick setup.
This modem is equipped with a Gigabit Ethernet port, making it easy to connect to your Wi-Fi router or PC. The TC7650’s reliability and performance reinforce its position as one of the best Xfinity compatible modems on the market.
- 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.
5. NETGEAR CM500 DOCSIS 3.0 Cable Modem
The NETGEAR CM500 DOCSIS 3.0 Cable Modem is a simple yet effective solution for budget-conscious consumers. Supporting speeds up to 300 Mbps, it’s a great option for light to moderate internet users who primarily engage in browsing and streaming.
This modem seamlessly connects to Xfinity services and features excellent reliability and ease of installation. Although it may not support the highest speeds, its great balance of performance and value makes it a strong contender in the category of best Xfinity compatible modems.
- 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 SB6183 DOCSIS 3.0 Cable Modem
The ARRIS SURFboard SB6183 is another great modem choice for Xfinity users looking for a budget-friendly option. This DOCSIS 3.0 modem supports speeds up to 400 Mbps, making it an excellent option for households with multiple users who engage in streaming and gaming.
Known for its reliability and solid performance, the SB6183 works seamlessly with Xfinity service. Installation is easy, which is a significant advantage for those who aren’t tech-savvy. This modem provides excellent value and is often listed among the best Xfinity compatible modems.
- This product may come white or black in color
- Approved for Cox, Spectrum and Xfinity internet along with other US cable internet providers. Is NOT compatible with ATT, CenturyLink, Verizon, Frontier or other Fiber Optic, DSL or Satellite internet service providers.
- Does NOT include Wi-Fi and Does NOT support cable digital voice service.
- Modem Technology/Simple Set-Up: DOCSIS 3.0 is a reliable, broadly available & affordable technology that delivers high speed internet to your home devices. Plug-in the device, download the SURFboard Central App & follow the instructions to activate.
- Compatibility: Compatible with major U.S. cable internet providers including Cox, Spectrum, Xfinity and others. It's approved for cable internet speed plans up to 400 Mbps. Check your Internet Service Provider website to confirm compatibility.
7. Linksys CM3024 DOCSIS 3.0 Cable Modem
The Linksys CM3024 DOCSIS 3.0 Cable Modem is designed for users who need dependable performance without the high cost of DOCSIS 3.1. It supports speeds up to 400 Mbps and is well-suited for streaming, gaming, and video conferencing.
This modem is compatible with Xfinity and offers easy installation, making it a practical choice for many. The robust build quality and performance of the CM3024 ensure it delivers an uninterrupted internet experience.
- 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. TP-Link Archer CR700 AC1750 Wireless Cable Modem Router
The TP-Link Archer CR700 is a unique combination of modem and Wi-Fi router, making it an excellent all-in-one solution for users who prefer a simplified setup. Supporting high-speed cable internet up to 680 Mbps, this device is perfect for multi-device households.
Equipped with 802.11ac technology, it provides excellent wireless coverage and speeds. The Archer CR700’s compatibility with Xfinity and straightforward installation process make it a strong contender among the best Xfinity compatible modems.
- Eliminate rental fee: eliminate your cable Modem monthly rental fee - up to $120 per year
- Cable Modem router: item is cable Modem router and this will serve as both your cable Modem and Wi-Fi router
- Industry leading support: 2-year warranty and free 24/7 technical support; J. D. Power Ranked TP-LINK "highest in customer satisfaction for wireless routers in 2017"；great for cable internet plans up to 300Mbps with Infinity from Comcast, spectrum (including Charter, time Warner Cable, and bright house networks), Cox, Sudden link, Mediacom, and wow
- Faster speed: up to 1750Mbps Wi-Fi speeds with simultaneous 2. 4GHz (up to 450Mbps) and 5GHz (up to 1300Mbps) bands; Channel bonding of up to 16 downstream and 4 upstream channels, up to 680Mbps download speeds
- Increased Wi-Fi range: six internal antennas and high-powered amplifiers Boost signal strength and reduce interference
9. NETGEAR CM600 DOCSIS 3.0 Cable Modem
The NETGEAR CM600 DOCSIS 3.0 Cable Modem is designed for users requiring a solid modem for lower-tier internet plans. Supporting speeds up to 400 Mbps, it has plenty of bandwidth for light to moderate usage, including streaming and browsing.
The CM600 is compatible with Xfinity and comes with a compact design that fits nicely into any setup. With reliable performance and an affordable price, this modem is frequently recommended as one of the best Xfinity compatible modems.
- Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service. Best for cable provider plans up to 2Gbps
- Coverage up to 2, 500 sq. ft. , 25 concurrent devices with dual-band WiFi 6 (AX2700) speed (up to 2.7Gbps)
- 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. Save up to $168/yr in equipment rental fees
- DOCSIS 3.1 and 32x8 channel bonding. Supports WPA/WPA2/WPA3 wireless security protocols
10. ASUS CM-32 DOCSIS 3.0 Cable Modem
The ASUS CM-32 DOCSIS 3.0 Cable Modem is another great choice for Xfinity customers. This modem supports speeds of up to 600 Mbps and is designed for reliable performance, making it suitable for households with multiple users and devices.
Easy to set up and use, the CM-32 comes with advanced security features to keep your network safe. Its elegant design and great performance make it a worthwhile option on the list of the best Xfinity compatible modems.
- 32-inch curved 2560 x 1440 HDR gaming monitor with ultrafast 180Hz refresh rate designed for professional gamers and immersive gameplay
- ASUS Fast VA technology enables a 1ms response time (GTG) for sharp gaming visuals with high frame rates
- ASUS Extreme Low Motion Blur Sync (ELMB SYNC) technology enables ELMB together with variable refresh rate, eliminating ghosting and tearing for sharp gaming visuals with high frame rates
- 90% DCI-P3 color gamut with ASUS advanced gray-scale tracking technology ensures smoother color gradation delivered and uniformity
- DisplayWidget Center enables easy monitor settings adjustments with a mouse
Buying Guide for the Best Xfinity Compatible Modem
When searching for the best Xfinity compatible modem, there are several factors to consider to ensure you make an informed decision:
1. DOCSIS Standard
The DOCSIS (Data Over Cable Service Interface Specification) standard determines the speed and compatibility of your modem with your internet service provider. For most users launching into 2024, a DOCSIS 3.1 modem is recommended, as it offers better speed and future readiness compared to DOCSIS 3.0, especially if you are using higher-tier internet plans.
2. Speed Requirements
Evaluate your current internet plan and determine what speeds you require:
– For casual browsing and streaming, a modem supporting speeds of 200-400 Mbps (DOCSIS 3.0) is often sufficient.
– For heavy users engaging in online gaming, 4K streaming, or large file downloads, a DOCSIS 3.1 modem capable of speeds of 1 Gb/s or more may be necessary.
3. Number of Ethernet Ports
Consider your networking needs. If you plan to connect multiple devices like PCs, gaming consoles, and smart TVs directly via Ethernet, look for a modem with multiple Gigabit Ethernet ports to facilitate these connections.
4. Router Compatibility
If you plan on using a separate Wi-Fi router, check the compatibility of your modem with your preferred router brand. If you are looking for an all-in-one solution, consider purchasing a modem-router combo.
5. Brand Reputation and Support
Choose a modem from reputable brands that offer good customer support. Look for warranties and the availability of firmware updates to maintain performance and security over time.
6. Price
Price can vary significantly among modems. Setting a budget can help narrow down your options while considering performance and necessary features.
Conclusion
Finding the best Xfinity compatible modem in 2024 involves balancing your internet usage needs with modem features and performance. Each product reviewed above presents unique benefits that cater to varying demands, budgets, and preferences. Whether you lean towards high-performance DOCSIS 3.1 modems or value-oriented DOCSIS 3.0 options, this guide aims to simplify your purchasing process. Choose wisely, and enjoy a seamless internet experience!
Last update on 2026-03-12 / Affiliate links / Images from Amazon Product Advertising API | hishecozy.com is a participant in the Amazon Associate program and will earn from qualifying purchases.
