Spectrum Approved DOCSIS 3.1 and 3.0 Cable Modems
Below are all the modems that Spectrum has approved for their customers to purchase and use on their network, as of April 2023. Spectrum lists them on their website here: Spectrum Approved Cable Modem List. Prices are updated every hour. There are over 70 different modems on that list, and we’ve gone through all of them to find the ones that can be bought at Amazon, Best Buy, or Walmart.
Spectrum doesn’t charge you for cable modems unless you want one with a built-in Wi-Fi router. Then they charge $5 a month to rent a modem with Wi-Fi. That’s $60 a year or $300 over 5 years. You can buy a new one that will pay for itself in about a year.
It’s easy to install. Just hookup the modem, open a web browser on an attached computer, and follow the on-screen instructions. Read more here at Spectrum: Activate Spectrum Modem Instructions
Spectrum Voice Customers: The modems below do not have telephone capabilities. So you’ll need to use the Spectrum-supplied modem for your phone service.
If you need further help with your decision or understanding some of the terms, see our Cable Modem Buying Guide.
Select your Spectrum speed plan below. This will allow you to get the maximum speed out of your plan. If you want to future-proof your purchase, as speed plans inevitably increase, we and Spectrum suggest selecting Internet Gig or DOCSIS 3.1 from the DOCSIS menu below.
Showing 1–10 of 29 results
ARRIS SURFboard SB6183 DOCSIS 3.0 Cable Modem (renewed)
- DOCSIS 3.0
- No built in Wi-Fi router
- 16 Downstream Channels
Netgear CM500 DOCSIS 3.0 Cable Modem
- DOCSIS 3.0
- No built in Wi-Fi router
- 16 Downstream Channels
ARRIS SB6190 SURFboard DOCSIS 3.0 Cable Modem
- DOCSIS 3.0
- No built in Wi-Fi router
- 32 Downstream Channels
- Puma 6 Chipset
ARRIS SBG10 SURFboard DOCSIS 3.0 Cable Modem & Wi-Fi Router
- DOCSIS 3.0
- AC1600 Wi-Fi 5 router built in
- 16 Downstream Channels
- Puma 6 Chipset
NETGEAR CM700 High Speed DOCSIS 3.0 Cable Modem
- DOCSIS 3.0
- No built in Wi-Fi router
- 32 Downstream Channels
- Puma 6 Chipset
Humax HGD310 DOCSIS 3.1 Cable Modem
- DOCSIS 3.1
- No built in Wi-Fi router
- 32 Downstream Channels + 2 OFDM
- Two 1 Gigabit Ethernet Ports
Hitron CODA DOCSIS 3.1 Cable Modem
- DOCSIS 3.1
- No built in Wi-Fi router
- 32 Downstream Channels + 2 OFDM
- Two 1 Gigabit Ethernet Ports
ARRIS SBG7400AC2 SURFboard DOCSIS 3.0 Cable Modem & Wi-Fi Router
- DOCSIS 3.0
- AC2350 Wi-Fi 5 router built in
- 24 Downstream Channels
- Puma 6 Chipset
ARRIS SB8200 SURFboard DOCSIS 3.1 Cable Modem
- DOCSIS 3.1
- No built in Wi-Fi router
- 32 Downstream Channels + 2 OFDM
- Two 1 Gigabit Ethernet Ports
NETGEAR CM1000 Gigabit Speed DOCSIS 3.1 Cable Modem
- DOCSIS 3.1
- No built in Wi-Fi router
- 32 Downstream Channels + 2 OFDM