Find the best Suddenlink modem for your service tier. Approved Modems breaks it down for you by different Internet plans. If you have phone service with Suddenlink you will have to use a modem provided by Suddenlink. For now, Suddenlink does not allow the use of third-party modems for these services.
Best Suddenlink Compatible Modems
These modems were selected as the best based on significant research. This includes reviews & ratings from across the web. Other items we look at are availability, pricing, and information obtained from Suddenlink’s website.
All Suddenlink Modems List
|Manufacturer||Modem Model#||DOCSIS 3.0
Down / Up
Speed – Mbps
|Arris||SB6141||8 x 4||100||N/A|
|Netgear||CM400 – Amazon||8 x 4||100||N/A|
|TP-Link||TC-7610||8 x 4||100||N/A|
|Motorola||MB7220 – Amazon||8 x 4||100||N/A|
|Zoom||5345||8 x 4||100||N/A|
|Arris||SB6183||16 x 4||400||N/A|
|Netgear||CM500||16 x 4||400||N/A|
|Netgear||CM600||24 x 8||400||N/A|
|Motorola||MB7420||16 x 4||400||N/A|
|Zoom||5370||16 x 4||400||N/A|
|TP-Link||TC-7620||16 x 4||400||N/A|
|Arris||SBG6700-AC – Amazon||8 x 4||100||AC1600|
|Arris||SBG6950-AC2 – Amazon||16 x 4||400||AC1900|
|Arris||SBG7580-AC||32 x 8||400||AC1750|
|Motorola||MG7550||16 x 4||400||AC1900|
|Netgear||C6250||16 x 4||400||AC1600|
|Netgear||C7000||24 x 8||400||AC1900|
|TP-Link||Archer CR700||16 x 4||400||AC1750|
The ARRIS SURFboard S33 is a sleeker design than all of the prior SURFboard modems. The S33 is a DOCSIS 3.1 cable modem capable of multi-gig speeds up to 2.5 Gbps.
ARRIS SURFboard SB6183 is a DOCSIS 3.0 cable modem with 16 download channels and 4 upload channels. This makes the SB6183 ideal for XFINITY speeds up to 300 Mbps. With one Gigabit port, it can be used with one wired device such as a PC, Smart TV, Game Console, or connected to a WiFi router for whole-home coverage.
The Motorola MB7621 is the #4 best-selling cable modem on Amazon as of September 2021. With the MB7621 you can… Save $120 or more a year on your cable bill At $78, it pays for itself in 8 months Connect to the Internet with a 600 Mbps, or lower, speed tier Replace your leased Cox,… Read More »Motorola MB7621 Product Details & Review
The XFINITY Flex is a streaming device offered to Comcast customers who subscribe to XFINITY Internet service. It is similar to a Roku or Amazon Fire TV streaming device. However, it is bigger than most other devices that can do the same thing.
Soon, and it probably won’t be long now, DOCSIS 4.0 will be rolling out. Comcast and other ISPs have already begun testing DOCSIS 4.0 advancements. It may seem crazy especially since DOCSIS 3.1, meant to deliver 10 Gbps, is still yet to gain a wider user base. But the time will come and it will sneak up on us, perhaps overnight.