Best Cable Modems
Updated February 2026
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Best Cable Modems
2026 Buyer's GuideUpdated February 2026
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1
NETGEAR Nighthawk Cable Modem CM1200 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Pl...
Speed: Up to 2000 Mbps
Ports: 1 gigabit ethernet
Technology: DOCSIS 3.1 with 32x8 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
1
NETGEAR Nighthawk Cable Modem CM1200 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Pl...
Speed: Up to 2000 Mbps
Ports: 1 gigabit ethernet
Technology: DOCSIS 3.1 with 32x8 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
2
ARRIS SURFboard SB8200 DOCSIS 3.1 Multi‑Gig Cable Modem | 2 -1Gbps Ethernet Ports | Works with Xfinity, Cox, Spectrum | For Cab...
Speed: Up to 6.8Gbps
Ports: 2 gigabit ethernet
Technology: DOCSIS 3.1 and 32x8 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox and other major providers
2
ARRIS SURFboard SB8200 DOCSIS 3.1 Multi‑Gig Cable Modem | 2 -1Gbps Ethernet Ports | Works with Xfinity, Cox, Spectrum | For Cab...
Speed: Up to 6.8Gbps
Ports: 2 gigabit ethernet
Technology: DOCSIS 3.1 and 32x8 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox and other major providers
3
NETGEAR Nighthawk DOCSIS 3.1 Mid/high-Split Cable Modem (CM3000-1AZNAS) – Approved for Today’s Fastest Speeds - Works With all ...
Speed: Up to 2Gbps
Ports: 1 2.5-gigabit ethernet, 2 1-gigabit ethernet
Technology: DOCSIS 3.1
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity, Spectrum, Cox, and other major providers
3
NETGEAR Nighthawk DOCSIS 3.1 Mid/high-Split Cable Modem (CM3000-1AZNAS) – Approved for Today’s Fastest Speeds - Works With all ...
Speed: Up to 2Gbps
Ports: 1 2.5-gigabit ethernet, 2 1-gigabit ethernet
Technology: DOCSIS 3.1
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity, Spectrum, Cox, and other major providers
4
Hitron CODA56 Cable Internet Modem ONLY - DOCSIS 3.1 | 2.5 Gbps | NO WiFi - Requires Router | Xfinity/Spectrum/Cox Compatible |...
Speed: Up to 2.5Gbps
Ports: 1x 2.5 gigabit ethernet
Technology: DOCSIS 3.1
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity, Spectrum, Cox, Astound, and other major providers
4
Hitron CODA56 Cable Internet Modem ONLY - DOCSIS 3.1 | 2.5 Gbps | NO WiFi - Requires Router | Xfinity/Spectrum/Cox Compatible |...
Speed: Up to 2.5Gbps
Ports: 1x 2.5 gigabit ethernet
Technology: DOCSIS 3.1
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity, Spectrum, Cox, Astound, and other major providers
5
Hitron CODA56 Multi-Gigabit DOCSIS 3.1 Modem | 2.5 Gbps Max Internet Speeds | Certified with Xfinity, Charter Spectrum, Cox | 2...
Speed: Up to 2.5Gbps
Ports: 1 gigabit ethernet
Technology: DOCSIS 3.1
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
5
Hitron CODA56 Multi-Gigabit DOCSIS 3.1 Modem | 2.5 Gbps Max Internet Speeds | Certified with Xfinity, Charter Spectrum, Cox | 2...
Speed: Up to 2.5Gbps
Ports: 1 gigabit ethernet
Technology: DOCSIS 3.1
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
6
Motorola B12 - Advanced Compact Cable Modem | Pairs with Any WiFi Router | Supports Comcast Xfinity, Cox, Spectrum | 2500 Mbps ...
Speed: Up to 2.5Gbps
Ports: 1x 2.5 gigabit ethernet
Technology: DOCSIS 3.1 and 32x8 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Comcast Xfinity, Cox, Spectrum, RCN and Astound
6
Motorola B12 - Advanced Compact Cable Modem | Pairs with Any WiFi Router | Supports Comcast Xfinity, Cox, Spectrum | 2500 Mbps ...
Speed: Up to 2.5Gbps
Ports: 1x 2.5 gigabit ethernet
Technology: DOCSIS 3.1 and 32x8 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Comcast Xfinity, Cox, Spectrum, RCN and Astound
7
ARRIS (SB8200-RB) - Cable Modem - Fast DOCSIS 3.1 32x8 Gigabit Cable Modem , Approved for Comcast Xfinity, Cox, Charter Spectru...
Speed: Up to 1 Gbps
Ports: 2 gigabit ethernet
Technology: DOCSIS 3.1 and 32x8 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
7
ARRIS (SB8200-RB) - Cable Modem - Fast DOCSIS 3.1 32x8 Gigabit Cable Modem , Approved for Comcast Xfinity, Cox, Charter Spectru...
Speed: Up to 1 Gbps
Ports: 2 gigabit ethernet
Technology: DOCSIS 3.1 and 32x8 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
8
Arris (G20) - Cable Modem Router Combo - Fast DOCSIS 3.1 Multi-Gigabit WiFi 6 (AX3000), Approved for Comcast Xfinity, Cox, Spec...
Speed: Up to 500 Mbps
Ports: 2 1-gigabit ethernet
Technology: DOCSIS 3.1 and 32x8 channel bonding
Voice: Voice not supported
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
8
Arris (G20) - Cable Modem Router Combo - Fast DOCSIS 3.1 Multi-Gigabit WiFi 6 (AX3000), Approved for Comcast Xfinity, Cox, Spec...
Speed: Up to 500 Mbps
Ports: 2 1-gigabit ethernet
Technology: DOCSIS 3.1 and 32x8 channel bonding
Voice: Voice not supported
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
9
Arris (G18) - Cable Modem Router Combo - Fast DOCSIS 3.1 Multi-Gigabit WiFi 6 (AX1800), Approved for Comcast Xfinity, Cox, Spec...
Speed: Up to 100 Mbps
Ports: 2 gigabit ethernet
Technology: DOCSIS 3.1
Voice: Voice phone support
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
9
Arris (G18) - Cable Modem Router Combo - Fast DOCSIS 3.1 Multi-Gigabit WiFi 6 (AX1800), Approved for Comcast Xfinity, Cox, Spec...
Speed: Up to 100 Mbps
Ports: 2 gigabit ethernet
Technology: DOCSIS 3.1
Voice: Voice phone support
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
10
Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by Comcast Xfinity, Cox, and Spectrum | for Cable Plans Up ...
Speed: Up to 900 Mbps
Ports: 1 gigabit ethernet
Technology: DOCSIS 3.0 and 8x4 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
10
Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by Comcast Xfinity, Cox, and Spectrum | for Cable Plans Up ...
Speed: Up to 900 Mbps
Ports: 1 gigabit ethernet
Technology: DOCSIS 3.0 and 8x4 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
We also considered 6 others:
Our Top Choice
1
NETGEAR Nighthawk Cable Modem CM1200 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Pl...
Speed: Up to 2000 Mbps
Ports: 1 gigabit ethernet
Technology: DOCSIS 3.1 with 32x8 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
1
NETGEAR Nighthawk Cable Modem CM1200 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Pl...
Speed: Up to 2000 Mbps
Ports: 1 gigabit ethernet
Technology: DOCSIS 3.1 with 32x8 channel bonding
Voice: Not compatible with cable bundled voice services
Compatibility: Xfinity Comcast, Charter Spectrum, Cox, and other major providers
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