Suddenlink Cable Modems

Notes from Suddenlink: 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. These modems were selected as the best based on a lot of research. This includes reviews & ratings from across the web. Other items we look at are availability, pricing, and information obtained from Suddenlink’s website.

Best Modem (No WiFi) Best WiFi Cable Modem Voice –
Must Use Modem
Provided By Suddenlink
Up To
Internet 100
NETGEAR CM500 Motorola MG7540
Up To
Internet 400
NETGEAR CM600 Motorola MG7540
Up To
1 Gig

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This is a complete list of compatible Suddenlink modems.

Manufacturer Modem Model# DOCSIS 3.0
Down / Up
Top Service
Speed – Mbps
WiFI Type
& Speed
Netgear CM1000 DOCSIS 3.1 1000 N/A
Arris SB6141 8 x 4 100 N/A
Netgear CM400 8 x 4 100 N/A
TP-Link TC-7610 8 x 4 100 N/A
Motorola MB7220 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 8 x 4 100 AC1600
Arris SBG6950-AC2 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

NETGEAR CM1200 Multi-Gig DOCSIS 3.1 Modem

​​ ​Netgear recently released the new CM1200 DOCSIS 3.1 cable modem. The NETGEAR CM1200 can support speeds up to 2 Gbps, which really future-proofs this modem. It is compatible with most cable companies including Comcast XFINITY residential and business, Cox, Sparklight (Cable One), Spectrum, and more. The CM1200 also has 4 built-in gigabit ports for Multi-IP address support. ​ . NETGEAR CM1200 …

NETGEAR CM1200 Multi-Gig DOCSIS 3.1 Modem Read More »

ARRIS SB6141 8×4 SURFboard Cable Modem

The ARRIS SURFboard SB6141 is the best selling cable modem of all time. In short, the main reason is that it was built to work with most cable providers. Most importantly,