Best Cable Modem Docsis 4.0 in 2025
Updated on August 2025
#1
Recommended
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- DOCSIS 3.1 cable modem supports download speeds up to 2.5Gbps and upload speeds up to 1Gbps
- Designed for high-performance DOCSIS 3.1 cable internet, compatible with major US providers including Xfinity
- Offers significantly faster upload speeds for activities like gaming, video conferencing, and large file uploads
- Supports connection to NETGEAR WiFi 6E or WiFi 7 routers for enhanced performance
- Equipped with multi-gig port for direct connection with routers, allowing for high-speed internet access
- Intended for use in the US market only
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- DOCSIS 3.1 cable modem supports download speeds up to 2.5Gbps and upload speeds up to 1Gbps
- Designed for high-performance DOCSIS 3.1 cable internet, compatible with major US providers including Xfinity
- Offers significantly faster upload speeds for activities like gaming, video conferencing, and large file uploads
- Supports connection to NETGEAR WiFi 6E or WiFi 7 routers for enhanced performance
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#2
Value for Money
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- High-performance WiFi coverage up to 5,000 sq. ft., supporting 40+ devices, expandable with additional Orbi Mesh WiFi 6 satellites.
- DOCSIS 3.1 technology compatible with most cable providers, supporting plans up to 4Gbps, certified for major providers like Spectrum, Cox, and Xfinity.
- AX4200 Gigabit speed with WiFi 6 technology enables smooth streaming, gaming, and video conferencing.
- NETGEAR Armor software offers real-time security for WiFi and devices, including a 30-day VPN privacy trial.
- Automatic firmware updates and security features enhance user safety.
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- High-performance WiFi coverage up to 5,000 sq. ft., supporting 40+ devices, expandable with additional Orbi Mesh WiFi 6 satellites.
- DOCSIS 3.1 technology compatible with most cable providers, supporting plans up to 4Gbps, certified for major providers like Spectrum, Cox, and Xfinity.
- AX4200 Gigabit speed with WiFi 6 technology enables smooth streaming, gaming, and video conferencing.
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#3
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- Reduce cable expenses by owning your modem, potentially saving up to $168 per year on rental fees (varies by provider).
- Utilizes DOCSIS 3.1 technology, delivering speeds up to 10 times faster than DOCSIS 3.0, enhancing security and reducing lag during online gaming.
- Equipped with switchable upstream filters for optimized upload speeds based on your service provider.
- Easy setup: Plug in, download the SURFboard Central App, and follow the activation instructions to connect to a Wi-Fi router.
- Compatible with major U.S. cable providers like Cox, Spectrum, and Xfinity; supports internet plans up to 2.5 Gbps. Confirm compatibility with your ISP.
- Future-proof with DOCSIS 3.1 technology, featuring a 2.5 Gbps Ethernet port and an additional 1 Gbps port for combined speeds up to 3.5 Gbps.
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- Reduce cable expenses by owning your modem, potentially saving up to $168 per year on rental fees (varies by provider).
- Utilizes DOCSIS 3.1 technology, delivering speeds up to 10 times faster than DOCSIS 3.0, enhancing security and reducing lag during online gaming.
- Equipped with switchable upstream filters for optimized upload speeds based on your service provider.
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#4
11% Off
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- Reliable connectivity with DOCSIS 3.1 technology for faster streaming and downloading.
- Ownership can save up to $168 yearly on cable modem rental fees.
- Supports speeds up to 1 Gbps and offers improved security and reduced lag.
- Easy setup via the SURFboard Central App for quick activation.
- Compatible with major U.S. cable internet providers; verify with your ISP.
- Equipped with two 1-Gigabit ethernet ports for wired connections.
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- Reliable connectivity with DOCSIS 3.1 technology for faster streaming and downloading.
- Ownership can save up to $168 yearly on cable modem rental fees.
- Supports speeds up to 1 Gbps and offers improved security and reduced lag.
- Easy setup via the SURFboard Central App for quick activation.
- Compatible with major U.S. cable internet providers; verify with your ISP.
- Equipped with two 1-Gigabit ethernet ports for wired connections.
#5
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- Supports internet plans up to 2.33 Gbps for Xfinity, 1 Gbps for Spectrum, and 2 Gbps for Cox.
- Features a 2.5 Gigabit Ethernet port for faster connections to routers or Wi-Fi systems.
- Designed to connect with existing Wi-Fi routers or mesh systems for higher speed access; does not have built-in Wi-Fi.
- Eliminates modem rental fees, potentially saving up to $168 a year.
- Compatible with major ISPs, excluding DSL and fiber services; confirm with your ISP before purchase.
- Technical support available Monday to Friday, with warranty and detailed resources provided.
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- Supports internet plans up to 2.33 Gbps for Xfinity, 1 Gbps for Spectrum, and 2 Gbps for Cox.
- Features a 2.5 Gigabit Ethernet port for faster connections to routers or Wi-Fi systems.
- Designed to connect with existing Wi-Fi routers or mesh systems for higher speed access; does not have built-in Wi-Fi.
- Eliminates modem rental fees, potentially saving up to $168 a year.
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#6
31% Off
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- Compatible with major cable internet providers, supporting speeds up to 2Gbps. Not compatible with DSL and bundled voice services.
- Connects to any WiFi router via Ethernet to support all wireless devices.
- Eliminates rental fees, saving up to $168 per year by replacing rental modems.
- Four Gigabit Ethernet ports for fast wired connections to devices.
- Utilizes advanced modem technology, including DOCSIS 3.1 and 32x8 channel bonding.
- Designed for use in the United States only.
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- Compatible with major cable internet providers, supporting speeds up to 2Gbps. Not compatible with DSL and bundled voice services.
- Connects to any WiFi router via Ethernet to support all wireless devices.
- Eliminates rental fees, saving up to $168 per year by replacing rental modems.
- Four Gigabit Ethernet ports for fast wired connections to devices.
- Utilizes advanced modem technology, including DOCSIS 3.1 and 32x8 channel bonding.
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#7
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- Compatible with major cable internet providers; not compatible with Verizon, AT&T, or DSL.
- Coverage of 2,500 sq. ft. and supports 25 devices simultaneously with dual-band WiFi 6.
- 4 Gig Ethernet ports and 1 USB 3.0 port for wired connectivity.
- Functions as both a cable modem and WiFi router, saving on rental fees.
- Supports DOCSIS 3.1 technology for enhanced performance.
- Includes NETGEAR Armor for real-time security protection and easy setup via the Nighthawk app.
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- Compatible with major cable internet providers; not compatible with Verizon, AT&T, or DSL.
- Coverage of 2,500 sq. ft. and supports 25 devices simultaneously with dual-band WiFi 6.
- 4 Gig Ethernet ports and 1 USB 3.0 port for wired connectivity.
- Functions as both a cable modem and WiFi router, saving on rental fees.
- Supports DOCSIS 3.1 technology for enhanced performance.
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#8
11% Off
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- Own your modem to save on cable rental fees, potentially up to $168 annually depending on your provider.
- Utilizes DOCSIS 3.1 technology, offering speeds up to 10 times faster than DOCSIS 3.0, enhanced security, and reduced lag for gaming.
- Easy setup process: simply plug in the modem, use the SURFboard Central App for activation, and connect to a Wi-Fi router.
- Compatible with leading U.S. cable providers like Cox, Spectrum, and Xfinity, supporting plans up to 2.5 Gbps. Always verify ISP compatibility before purchase.
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- Own your modem to save on cable rental fees, potentially up to $168 annually depending on your provider.
- Utilizes DOCSIS 3.1 technology, offering speeds up to 10 times faster than DOCSIS 3.0, enhanced security, and reduced lag for gaming.
- Easy setup process: simply plug in the modem, use the SURFboard Central App for activation, and connect to a Wi-Fi router.
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#9
5% Off
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- High-speed DOCSIS 3.1 technology providing up to 2.5 Gbps internet speeds.
- Compatible with Comcast Xfinity and designed to support the highest-speed plans.
- Long-term savings by owning the modem, eliminating rental fees of up to $168 annually.
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- High-speed DOCSIS 3.1 technology providing up to 2.5 Gbps internet speeds.
- Compatible with Comcast Xfinity and designed to support the highest-speed plans.
- Long-term savings by owning the modem, eliminating rental fees of up to $168 annually.
#10
36% Off
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- High-speed, low-latency home connectivity with ARRIS SURFboard G34 Wi-Fi Cable Modem for enhanced streaming and downloading.
- Eliminate cable modem rental fees, potentially saving up to $168 annually by owning the modem; compatible with most U.S. cable internet providers.
- Utilizes DOCSIS 3.1 technology for speeds 10x faster than DOCSIS 3.0, ensuring better security and reduced gaming lag.
- Easy setup via the SURFboard Central App for customizing Wi-Fi and managing devices.
- Compatible with major U.S. cable internet providers and approved for plans up to 1 Gbps.
- Supports Wi-Fi 6 speeds up to 3 Gbps and includes a 2-Year Limited Warranty.
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- High-speed, low-latency home connectivity with ARRIS SURFboard G34 Wi-Fi Cable Modem for enhanced streaming and downloading.
- Eliminate cable modem rental fees, potentially saving up to $168 annually by owning the modem; compatible with most U.S. cable internet providers.
- Utilizes DOCSIS 3.1 technology for speeds 10x faster than DOCSIS 3.0, ensuring better security and reduced gaming lag.
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