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9 bestOptimum Online Compatible Modemsof November 2025

112M consumers helped this year.

1

NETGEAR DOCSIS 3.1 Gigabit Cable Modem. Max Download speeds of 6.0 Gbps, for XFINITY by Comcast and Cox. Compatible with Gig-Speed from Xfinity (CM1000)
NETGEAR DOCSIS 3.1 Gigabit Cable Modem. Max Download speeds of 6.0 Gbps, for XFINITY by Comcast and Cox. Compatible with Gig-Speed from Xfinity (CM1000)

NETGEAR

9.9

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2

NETGEAR Nighthawk Cable Modem CM1200 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 2 Gigabits | 4 x 1G Ethernet Ports | DOCSIS 3.1, Black
NETGEAR Nighthawk Cable Modem CM1200 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 2 Gigabits | 4 x 1G Ethernet Ports | DOCSIS 3.1, Black

NETGEAR

9.8

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3

NETGEAR Cable Modem (32x8) DOCSIS 3.0 | for XFINITY by Comcast, Time Warner Cable, Cox, Charter & More (CM700-1AZNAS)
NETGEAR Cable Modem (32x8) DOCSIS 3.0 | for XFINITY by Comcast, Time Warner Cable, Cox, Charter & More (CM700-1AZNAS)

NETGEAR

9.6

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4

NETGEAR Cable Modem Router Combo C6250 - Dual Band, Compatible with Cable Providers Including Xfinity, Spectrum, Cox | for Cable Plans Up to 300 Mbps | AC1600 Wi-Fi | DOCSIS 3.0
NETGEAR Cable Modem Router Combo C6250 - Dual Band, Compatible with Cable Providers Including Xfinity, Spectrum, Cox | for Cable Plans Up to 300 Mbps | AC1600 Wi-Fi | DOCSIS 3.0

NETGEAR

9.5

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5

Arris Surfboard (16x4) Docsis 3.0 Cable Modem Plus AC1900 Dual Band Wi-Fi Router, Certified for Xfinity, Spectrum, Cox & More (SBG6950AC2),Black
Arris Surfboard (16x4) Docsis 3.0 Cable Modem Plus AC1900 Dual Band Wi-Fi Router, Certified for Xfinity, Spectrum, Cox & More (SBG6950AC2),Black

ARRIS

9.2

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6

ARRIS Surfboard Gigabit Docsis 3.1 Cable Modem, Approved for Cox, and Xfinity. (SB8200)
ARRIS Surfboard Gigabit Docsis 3.1 Cable Modem, Approved for Cox, and Xfinity. (SB8200)

ARRIS

9.0

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7

ARRIS CM820A Cable Modem DOCSIS 3.0 (Latest Version - 1 Step Activation)
ARRIS CM820A Cable Modem DOCSIS 3.0 (Latest Version - 1 Step Activation)

ARRIS

8.7

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8

ARRIS SURFboard T25 DOCSIS 3.1 Gigabit Cable Modem, Comcast Xfinity Internet & Voice, Two 1 Gbps Ports, 2 Telephony Ports, 800 Mbps Max with Xfinity Internet Plans,Black
ARRIS SURFboard T25 DOCSIS 3.1 Gigabit Cable Modem, Comcast Xfinity Internet & Voice, Two 1 Gbps Ports, 2 Telephony Ports, 800 Mbps Max with Xfinity Internet Plans,Black

ARRIS

8.5

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9

Netgear N600 (8x4) Wi-Fi DOCSIS 3.0 Cable Modem Router
Netgear N600 (8x4) Wi-Fi DOCSIS 3.0 Cable Modem Router

NETGEAR

8.2

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