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Xfinity Modems Comparison - July 2025
| 1 Best Choice  9.6Exceptional | 2  9.4Excellent | 3  9.3Excellent | 4 Best Value  9.1Excellent | 5  9.0Excellent | 6  8.9Very Good | 7  8.8Very Good |
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ModelMotorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by Comcast Xfinity, Cox, and Spectrum | for Cable Plans Up to 900 Mbps | DOCSIS 3.0 | Model ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 32x8 Gigabit Cable Modem , Approved for Comcast Xfinity, Cox, Charter Spectrum, & more | 1 Gbps Max Internet Speed, 4 OFDM Channels | Model NETGEAR Nighthawk Modem Router Combo (CAX30) DOCSIS 3.1 Cable Modem and WiFi 6 Router - AX2700 2.7 Gbps - Compatible with Xfinity, Spectrum, Cox, and More - Gigabit Wireless Internet | Model ARRIS (SB6190) - Cable Modem - DOCSIS 3.0 32x8 Gigabit Modem, For Comcast Xfinity, Cox, check with ISP for compatibility [Not for Spectrum] 1 Gbps Port, 800 Mbps Max Speed, 2 Year Warranty - White | Model Netgear Gigabit Cable Modem (32x8) DOCSIS 3.1 | for XFINITY by Comcast, Cox. Compatible with Gig-Speed from Xfinity - CM1000-1AZNAS (Renewed) | Model NETGEAR Nighthawk DOCSIS 3.1 Mid/high-Split Cable Modem (CM3000-1AZNAS) – Approved for Today’s Fastest Speeds - Works With all Cable Providers, Incl. Xfinity, Spectrum, Cox - Cable Plans up to 2.5Gbps | Model Hitron CODA56 Multi-Gigabit DOCSIS 3.1 Modem | 2.5 Gbps Max Internet Speeds | Certified with Xfinity, Charter Spectrum, Cox | 10x Faster Than DOCSIS 3.0 | 2.5 Gbps Ethernet Cable Modem ONLY |
Brandmotorola | Brand ARRIS | Brand NETGEAR | Brand ARRIS | Brand NETGEAR | Brand NETGEAR | Brand Hitron |
Reviews | Reviews  | Reviews | Reviews | Reviews | Reviews - | Reviews  |
Features | ||||||
Easy installation 9.4 | Easy installation 9.1 | Easy installation 9.1 | Easy installation 9.3 | Easy installation 9.1 | Easy installation 8.4 | Easy installation 8.1 |
Tech support 9.1 | Tech support 7.6 | Tech support 7.4 | Tech support 7.4 | Tech support 7.7 | Tech support 7.0 | Tech support 7.0 |
WiFi signal 9.1 | WiFi signal 8.4 | WiFi signal 8.1 | WiFi signal 8.6 | WiFi signal 8.4 | WiFi signal 7.6 | WiFi signal 7.4 |
Tech Specs | ||||||
item weight1.12 ounces | item weight 9.9 ounces | item weight 3.9 pounds | item weight 12 ounces | item weight 2.48 pounds | item weight - | item weight 1.02 pounds |
customer reviews4.4 4.4 out of 5 stars 28, 878 ratings 4.4 out of 5 stars | customer reviews 4.4 4.4 out of 5 stars 18, 450 ratings 4.4 out of 5 stars | customer reviews 4.3 4.3 out of 5 stars 5, 603 ratings 4.3 out of 5 stars | customer reviews 4.3 4.3 out of 5 stars 4, 426 ratings 4.3 out of 5 stars | customer reviews 4.3 4.3 out of 5 stars 3, 162 ratings 4.3 out of 5 stars | customer reviews - | customer reviews 4.2 4.2 out of 5 stars 989 ratings 4.2 out of 5 stars |
product dimensions7.25 x 2.25 x 7.88 inches | product dimensions 1.75 x 5.13 x 5.25 inches | product dimensions - | product dimensions 6.4 x 2 x 8.7 inches | product dimensions 10.24 x 7.24 x 4.53 inches | product dimensions - | product dimensions 6.73 x 6.73 x 2.03 inches |
item dimensions lxwxh- | item dimensions lxwxh 1.75 x 5.13 x 5.25 inches | item dimensions lxwxh - | item dimensions lxwxh 6.4 x 2 x 8.7 inches | item dimensions lxwxh 10.24 x 7.24 x 4.53 inches | item dimensions lxwxh - | item dimensions lxwxh - |
Available On  | Available On | Available On | Available On  | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.6
1motorolaMotorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by Comcast Xfinity, Cox, and Spectrum | for Cable Plans Up to 900 Mbps | DOCSIS 3.0
9.4 Easy installation9.1 Tech Support9.1 WiFi signalWhy we love it
Eliminates rental fees.
Compact and attractive design.
Compatible with major cable providers.
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9.4
2ARRIS
ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 32x8 Gigabit Cable Modem , Approved for Comcast Xfinity, Cox, Charter Spectrum, & more | 1 Gbps Max Internet Speed, 4 OFDM Channels
9.1 Easy installation8.4 WiFi signal7.6 Tech SupportWhy we love it
Fast internet speeds up to 1 Gbps.
Compatible with major U.S. providers.
Easy setup with app guidance.
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9.3
3NETGEAR
NETGEAR Nighthawk Modem Router Combo (CAX30) DOCSIS 3.1 Cable Modem and WiFi 6 Router - AX2700 2.7 Gbps - Compatible with Xfinity, Spectrum, Cox, and More - Gigabit Wireless Internet
9.1 Easy installation8.1 WiFi signal7.4 Tech SupportWhy we love it
Easy setup with Nighthawk app.
Replaces modem and router, saving money.
Strong signal with WiFi 6 support.
Our ranking system
At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
![ARRIS (SB6190-RB) - Cable Modem - DOCSIS 3.0 32x8 Gigabit Modem, For Comcast Xfinity, Cox, check with ISP for compatibility [Not for Spectrum] 1 Gbps Port, 800 Mbps Max Speed, 2 Year Warranty -Renewed](https://d1ttb1lnpo2lvz.cloudfront.net/b865b2ac/loader.svg)
