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Cox Cable Approved Modems Comparison - October 2025
| 1 Best Choice  9.7Exceptional | 2 Best Value  9.6Exceptional | 3  9.5Excellent | 4  9.3Excellent | 5  9.2Excellent | 6  9.1Excellent | 7  9.0Excellent |
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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 - (No Built-in Wifi) | 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 (S33) - Cable Modem - Fast DOCSIS 3.1 Multi-Gigabit Cable Modem For Comcast Xfinity, Cox, Spectrum & More 1 & 2.5 Gbps Ports 2.5 Gbps Max Internet Speeds 2 Year Warranty - (No Built-in Wifi) | Model ARRIS (S34) - Cable Modem - Fast DOCSIS 3.1 Multi-Gigabit Cable Modem, for Comcast Xfinity, Cox, Spectrum & More, 2.5 Gbps Max Internet Speeds, 2 Year Warranty - (No Built-in WiFi) | 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 ARRIS (SB8200-RB) - 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 - Renewed |
BrandMotorola | Brand ARRIS | Brand NETGEAR | Brand ARRIS | Brand ARRIS | Brand NETGEAR | Brand ARRIS |
Reviews | Reviews | Reviews  | Reviews | Reviews | Reviews - | Reviews |
Features | ||||||
Easy installation 9.4 | Easy installation 9.1 | Easy installation 9.1 | Easy installation 8.9 | Easy installation 8.4 | Easy installation 8.1 | Easy installation 8.9 |
Worth the money 9.3 | Worth the money 9.1 | Worth the money 9.1 | Worth the money 8.1 | Worth the money 7.6 | Worth the money 7.4 | Worth the money 8.1 |
Tech support 9.1 | Tech support 7.6 | Tech support 7.4 | Tech support 7.4 | Tech support 7.0 | Tech support 7.0 | Tech support 7.2 |
WiFi signal 9.1 | WiFi signal 8.4 | WiFi signal 8.1 | WiFi signal 8.4 | WiFi signal 7.7 | WiFi signal 7.6 | WiFi signal 8.4 |
Tech Specs | ||||||
item weight1.12 ounces | item weight 9.9 ounces | item weight 3.9 pounds | item weight 14.4 ounces | item weight 1.39 pounds | item weight - | item weight 1 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 3, 345 ratings 4.3 out of 5 stars | customer reviews 4.2 4.2 out of 5 stars 4, 742 ratings 4.2 out of 5 stars | customer reviews - | customer reviews 4.1 4.1 out of 5 stars 2, 878 ratings 4.1 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 4.74 x 1.8 x 5.14 inches | product dimensions 10.55 x 6.75 x 2.46 inches | product dimensions - | product dimensions 1.75 x 5.13 x 5.25 inches |
color- | color White | color - | color - | color White | color - | color White |
item dimensions lxwxh- | item dimensions lxwxh 1.75 x 5.13 x 5.25 inches | item dimensions lxwxh - | item dimensions lxwxh - | item dimensions lxwxh 10.55 x 6.75 x 2.46 inches | item dimensions lxwxh - | item dimensions lxwxh 1.75 x 5.13 x 5.25 inches |
Review- | Review - | Review - | Review | Review - | Review - | Review - |
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
9.7
1Motorola14% OffMotorola 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 installation9.3 worth the money9.1 Tech SupportWhy we love it
Eliminates rental fees.
Compact and attractive design.
Compatible with major cable providers.
-
9.6
2ARRIS10% Off
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 - (No Built-in Wifi)
9.1 Easy installation9.1 worth the money8.4 WiFi signalWhy we love it
Fast internet speeds up to 1 Gbps.
Compatible with major U.S. providers.
Easy setup with app guidance.
-
9.5
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 installation9.1 worth the money8.1 WiFi signalWhy 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.
