10 Best Xfinity Compatible Modem Router Combinations of 2026

Last updated on 04/11/2026
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Best Choice
1
9.7
Exceptional
NETGEAR Nighthawk Modem Router Combo (CAX30) DOCSIS 3.1 Cable Modem and WiFi 6 Router - AX2700 2.7 Gbps - Compatible with Xfinity, Spectrum, Cox, and More - Gigabit Wireless Internet
NETGEAR

NETGEAR Nighthawk Modem Router Combo (CAX30) DOCSIS 3.1 Cable Modem and WiFi 6 Router - AX2700 2.7 Gbps - Compatible with Xfinity, Spectrum, Cox, and More - Gigabit Wireless Internet

Why we love it
  • Compatible with major providers.
  • Wide coverage for multiple devices.
  • Save money on rental fees.
Main Highlights
  • Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT and T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
  • Coverage up to 2,000 sq. ft. and 25 concurrent devices with dual-band WiFi 6 (AX2700) speed
  • 4 X 1 Gig Ethernet ports (supports port aggregation) and 1 USB 3.0 port for computers, game consoles, streaming players, storage drive, and other wired devices
  • Replaces your cable modem and WiFi router. Save up to dollar 168/yr in equipment rental fees
  • DOCSIS 3.1 and 32x8 channel bonding
  • NETGEAR Armor provides a powerful suite of tools to help keep you safe online, including enhanced protection against hackers, malware and identity theft, at home or on the go. Includes 30-day trial
  • NETGEAR devices come with security measures built in as well as enhanced safety features and updates designed to help protect you and your family
  • Easily set up and manage your WiFi with the Nighthawk app
9.7
Exceptional
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Best Value
2
9.7
Exceptional
Save 20%
ARRIS (G34) - Cable Modem Router Combo - Fast DOCSIS 3.1 Gigabit WiFi 6 (AX3000), Approved for Comcast Xfinity, Cox, Spectrum & More, 1 Gbps Max Internet Speeds
ARRIS

ARRIS (G34) - Cable Modem Router Combo - Fast DOCSIS 3.1 Gigabit WiFi 6 (AX3000), Approved for Comcast Xfinity, Cox, Spectrum & More, 1 Gbps Max Internet Speeds

20% Off
Why we love it
  • High-speed, reliable connectivity.
  • Save on rental fees.
  • Easy setup and customization.
Main Highlights
  • MultiGig speed for today & tomorrow: DOCSIS 3.1 performance supports cable internet plans up to 2.5 Gbps, delivering ultrafast streaming, gaming, and downloads.
  • Save on rental fees: Own your modem and avoid monthly equipment charges - check with your cable provider for plan compatibility.
  • Compact, modern design: Space saving footprint with simple LED indicators for power, upstream/downstream, and online status.
  • Easy setup: Connect cable, power on, and activate with your cable provider. Then join the default Wi-Fi or personalize your own Wi-Fi network name and password.
  • Wi-Fi 6 Coverage: Includes dual-band W-Fi 6 (AX3000) delivering up to 3 Gbps wireless performance for your whole home.
  • Fast Ethernet: Provides 4 - 1 Gigabit Ethernet ports for multiple wired devices.
  • Provider compatibility: All SURFboard modems are CableLabs certified to work across major US Internet Service Providers. Tested and qualified for use with Cox, Xfinity, and Spectrum. Check with your provider to confirm device model support
  • Not compatible with fiber, DSL, or satellite services.
9.7
Exceptional
Save 20%
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3
9.5
Superb
Save 8%
NETGEAR Nighthawk Modem Router Combo (CAX30S) DOCSIS 3.1 Cable Modem and WiFi 6 Router - AX2700 6.0 Gbps - Compatible with Xfinity, Spectrum, Cox, and More - Gigabit Wireless Internet - NETGEAR Armor
NETGEAR

NETGEAR Nighthawk Modem Router Combo (CAX30S) DOCSIS 3.1 Cable Modem and WiFi 6 Router - AX2700 6.0 Gbps - Compatible with Xfinity, Spectrum, Cox, and More - Gigabit Wireless Internet - NETGEAR Armor

8% Off
Why we love it
  • High compatibility with major providers.
  • Impressive coverage and speed capabilities.
  • Robust security features included.
Main Highlights
  • Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
  • Coverage up to 2,000 sq. ft. and 25 concurrent devices with dual-band WiFi 6 (AX2700) speed
  • NETGEAR devices come with security measures built in as well as enhanced safety features and updates designed to help protect you and your family
  • 4 X 1 Gig Ethernet ports (supports port aggregation) and 1 USB 3.0 port for computers, game consoles, streaming players, storage drive, and other wired devices
  • Replaces your cable modem and WiFi router. Save up to $168/yr in equipment rental fees
  • DOCSIS 3.1 and 32x8 channel bonding
  • NETGEAR Armor provides a powerful suite of tools to help keep you safe online, including enhanced protection against hackers, malware and identity theft, at home or on the go. Includes 90-days trial subscription
  • Easily set up and manage your WiFi with the Nighthawk app
  • Supports WPA/WPA2/WPA3 wireless security protocols
9.5
Superb
Save 8%
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4
9.4
Superb
Hitron CODA56 Cable Internet Modem ONLY - DOCSIS 3.1 | 2.5 Gbps | NO WiFi - Requires Router | Xfinity/Spectrum/Cox Compatible | NOT for Fiber/DSL
Hitron

Hitron CODA56 Cable Internet Modem ONLY - DOCSIS 3.1 | 2.5 Gbps | NO WiFi - Requires Router | Xfinity/Spectrum/Cox Compatible | NOT for Fiber/DSL

Why we love it
  • Multi-gig speeds for fast connectivity.
  • Optimized for smooth gaming experience.
  • Potential rental fee savings available.
Main Highlights
  • ⚠️ CABLE INTERNET ONLY - NOT COMPATIBLE WITH: Fiber (Verizon FiOS, AT&T), DSL, Satellite, or Fixed Wireless. ONLY works with cable providers like Xfinity, Spectrum, Cox. Verify your internet type BEFORE purchase.
  • 🚫 NO WiFi INCLUDED - ROUTER REQUIRED: This is a modem ONLY. You MUST buy a separate WiFi router to get wireless internet. Without a router, only ONE device can connect via Ethernet cable. This does NOT replace your current WiFi router.
  • 🔌 CABLE INTERNET REQUIRED: Works EXCLUSIVELY with cable internet service (DOCSIS) from providers like Xfinity, Spectrum, or Cox. Will NOT work with fiber (Verizon FiOS, AT&T), DSL, satellite, or fixed wireless internet. Contact your ISP to confirm compatibility BEFORE purchasing.
  • 🚀 MULTI-GIG PERFORMANCE: Supports internet plans up to 2.5 Gbps with 2.5 Gbps Ethernet port. Designed for plans 1 Gbps and faster from certified providers: Xfinity (up to 2.33 Gbps), Spectrum (1 Gbps), Cox (2 Gbps). Verify your plan speed and provider compatibility.
  • 💡 SETUP REQUIREMENTS: You need: (1) Cable internet service, (2) Separate WiFi router with 2.5 Gbps port for full speeds, (3) ISP activation. This modem cannot create WiFi networks or connect multiple devices without additional equipment.
  • 🎮 GAMING & STREAMING OPTIMIZED: DOCSIS 3.1 technology with low latency for smooth 4K streaming, gaming, and video calls. Backward compatible with DOCSIS 3.0 networks.
  • 💰 POTENTIAL SAVINGS: May eliminate monthly modem rental fees (check current rates with your provider). 30+ years Hitron expertise with 7-day technical support and warranty coverage.
  • ✅ BEFORE PURCHASING: (1) Confirm you have CABLE internet service, (2) Check your internet speed plan is 1+ Gbps, (3) Ensure you own or will purchase a WiFi router
  • ❌ WILL NOT WORK WITH: Verizon FiOS, AT&T Fiber, CenturyLink DSL, Satellite Internet (HughesNet, Viasat), T-Mobile/Verizon Home Internet
  • TRUSTED BRAND + SUPPORT: 30+ years of networking expertise with technical support 7 days per week, warranty coverage, and easy product registration.
9.4
Superb
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5
9.3
Superb
Save 18%
NETGEAR Nighthawk WiFi 6Cable Modem Router CAX30-100NAR Compatible with Xfinity, Spectrum, and Cox, AX2700 (Up to 2.7Gbps) DOCSIS 3.1 (Renewed)
NETGEAR

NETGEAR Nighthawk WiFi 6Cable Modem Router CAX30-100NAR Compatible with Xfinity, Spectrum, and Cox, AX2700 (Up to 2.7Gbps) DOCSIS 3.1 (Renewed)

18% Off
Why we love it
  • Blazing fast internet speeds.
  • Wide coverage for multiple devices.
  • Easy setup and management.
Main Highlights
  • Compatible with all major cable internet providers with internet speed up to 2Gbps. Currently certified with Spectrum and Cox (up to 1Gbps) and Xfinity (up to 800Mbps). Future speeds with these service providers may change over time. Not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service
  • Coverage up to 2,500 sq. ft. and 25 concurrent devices with dual-band WiFi 6 (AX2700) speed (up to 2.7Gbps)
  • 4 X 1 Gig Ethernet ports (supports port aggregation) and 1 USB 3.0 port for computers, game consoles, streaming players, storage drive, and other wired devices
  • Sets up easily with the Nighthawk app – easily manage WiFi settings at the device and network level, test internet speed and monitor data usage
  • DOCSIS 3.1 and 32x8 channel bonding
  • Replaces your cable modem and WiFi router. Save up to $168/yr in equipment rental fees
  • Supports WPA/WPA2/WPA3 wireless security protocols
9.3
Superb
Save 18%
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6
9.3
Superb
Save 23%
NETGEAR Nighthawk Cable Modem and WiFi 5 Router Combo (C7000) - Compatible with Major Cable Providers incl. Xfinity & Cox - Cable Plans up to 800Mbps - AC1900 (Up to 1.9Gbps) - DOCSIS 3.0
NETGEAR

NETGEAR Nighthawk Cable Modem and WiFi 5 Router Combo (C7000) - Compatible with Major Cable Providers incl. Xfinity & Cox - Cable Plans up to 800Mbps - AC1900 (Up to 1.9Gbps) - DOCSIS 3.0

23% Off
Why we love it
  • Compatible with top cable providers.
  • Covers large area and devices.
  • Saves on rental equipment fees.
Main Highlights
  • Compatible with major cable internet providers including Xfinity and Cox. NOT compatible with Verizon, Spectrum, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service. Best for cable provider plans up to 800Mbps
  • Coverage up to 1,800 sq. ft. and 30 devices with WiFi 5 AC1900 speed (up to 1900Mbps)
  • Replaces your cable modem and WiFi router. Save up to $168/yr in equipment rental fees
  • 4 X 1 Gig Ethernet ports and 1 USB 2.0 port for computers, game consoles, streaming players, storage drive, and other wired devices
  • Supports WPA/WPA2 wireless security protocols
  • NETGEAR Armor software provides an automatic shield of security for your WiFi and connected devices for real-time protection against hackers and added privacy with VPN. 30-day trial included
  • NETGEAR routers have security features enabled out of the box with automatic firmware updates, and industry-leading safety features to help protect you and your family
  • Easily set up and manage your WiFi with the Nighthawk app
  • Made for use in the US only
9.3
Superb
Save 23%
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7
9.2
Superb
Hitron CODA56 DOCSIS 3.1 Cable Modem ONLY (NOT Fiber) | 2.5 Gbps | NO WiFi/Voice/Router | Single Ethernet Port | Xfinity/Spectrum/Cox Compatible | Requires Separate WiFi Router
Hitron

Hitron CODA56 DOCSIS 3.1 Cable Modem ONLY (NOT Fiber) | 2.5 Gbps | NO WiFi/Voice/Router | Single Ethernet Port | Xfinity/Spectrum/Cox Compatible | Requires Separate WiFi Router

Why we love it
  • Fast speeds for seamless connectivity.
  • Save money on rental fees.
  • Expert support and warranty included.
Main Highlights
  • 🚫 CABLE MODEM ONLY - NOT FOR FIBER: This is EXCLUSIVELY for cable internet (DOCSIS) from Xfinity, Spectrum, Cox. Will NOT work with fiber internet (Verizon FiOS, AT&T Fiber, Google Fiber), DSL, satellite, or 5G home internet. Verify your internet type BEFORE purchasing.
  • ⚠️ NO WiFi, NO Voice, NO Router Features: This device ONLY connects to your cable line and provides ONE Ethernet port. It does NOT create WiFi networks, has NO phone/voice capabilities, and cannot connect multiple devices without a separate WiFi router
  • 🚀 MULTI-GIG PERFORMANCE: Supports internet plans up to 2.5 Gbps with 2.5 Gbps Ethernet port. Designed for plans 1 Gbps and faster from certified providers: Xfinity (up to 2.33 Gbps), Spectrum (1 Gbps), Cox (2 Gbps). Verify your plan speed and provider compatibility.
  • 🔧 REQUIRED FOR SETUP: (1) Cable internet service (not fiber), (2) Separate WiFi router with 2.5 Gbps port for full speeds, (3) ISP activation call. Without a router, you can connect only ONE device via the single Ethernet cable included.
  • 🎮 GAMING & STREAMING OPTIMIZED: DOCSIS 3.1 technology with low latency for smooth 4K streaming, gaming, and video calls. Backward compatible with DOCSIS 3.0 networks.
  • 💰 POTENTIAL SAVINGS: May eliminate monthly modem rental fees (check current rates with your provider). 30+ years Hitron expertise with 7-day technical support and warranty coverage.
  • ✅ COMPATIBILITY CHECKLIST: Before buying, confirm: (1) You have cable internet (not fiber/DSL), (2) Your plan is 1+ Gbps, (3) You own or will buy a separate WiFi router, (4) Your ISP supports customer-owned modems.
  • TRUSTED BRAND + SUPPORT: 30+ years of networking expertise with technical support 7 days per week, warranty coverage, and easy product registration.
9.2
Superb
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8
9.1
Superb
ARRIS SURFboard SB8200 DOCSIS 3.1 Multi‑Gig Cable Modem | 2 -1Gbps Ethernet Ports | Works with Xfinity, Cox, Spectrum | For Cable Internet Plans up to 2Gbps | Modem Only, Router Required
ARRIS

ARRIS SURFboard SB8200 DOCSIS 3.1 Multi‑Gig Cable Modem | 2 -1Gbps Ethernet Ports | Works with Xfinity, Cox, Spectrum | For Cable Internet Plans up to 2Gbps | Modem Only, Router Required

Why we love it
  • Superior connectivity and speed.
  • Save money on rental fees.
  • Compatible with major providers.
Main Highlights
  • Multi‑Gig speed for today & tomorrow: DOCSIS 3.1 performance supports cable internet plans up to 2 Gbps, delivering ultra‑fast streaming, gaming, and downloads.
  • Save on rental fees: Own your modem and avoid monthly equipment charges—check with your cable provider for plan compatibility.
  • Compact, modern design: Space‑saving footprint with discrete LED indicators for power, upstream/downstream, and online status.
  • Easy setup: Connect cable, power on, and activate with your cable provider. Then connect a Wi‑Fi router to the Ethernet port for home Wi-Fi coverage.
  • Modem only: This cable modem requires a separate Wi-Fi router or mesh system for home Wi-Fi network.
  • Fast Ethernet: Provides two 1 Gigabit Ethernet ports to support connecting to Wi-Fi routers.
  • Provider compatibility: All SURFboard modems are CableLabs certified to work across major US Internet Service Providers. Tested and qualified for use with Cox, Xfinity, and Spectrum. Check with your provider to confirm device model support.
  • Not compatible with fiber, DSL, or satellite services.
9.1
Superb
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9
8.9
Excellent
Save 6%
NETGEAR Cable Modem WiFi Router Combo C6220 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 200 Mbps | AC1200 WiFi Speed | DOCSIS 3.0
NETGEAR

NETGEAR Cable Modem WiFi Router Combo C6220 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 200 Mbps | AC1200 WiFi Speed | DOCSIS 3.0

6% Off
Why we love it
  • Works with major providers.
  • Saves monthly rental fees.
  • Fast WiFi for many devices.
Main Highlights
  • COMPATIBLE WITH ALL MAJOR CABLE INTERNET PROVIDERS: Including certification by Xfinity by Comcast, COX, and Spectrum. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
  • SAVE MONTHLY RENTAL FEES: Model C6220 replaces your cable modem and WiFi router saving you up to Dollar 168/yr in equipment rental fees.
  • SPEEDS BY CARRIER: Xfinity (up to 200Mbps), Cox (up to 150Mbps), Spectrum (up to 100Mbps).
  • FAST WiFi PERFORMANCE: Get up to 1200 sq ft wireless coverage and 20 devices connected with AC1200 speed (up to 1200 Mbps).
  • VERSATILE CONNECTIONS: 2 Gigabit Ethernet ports and 1 USB port give you fast wired connections to your computer, printer, game box, storage drive, and other devices.
8.9
Excellent
Save 6%
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10
8.7
Excellent
Save 46%
NETGEAR Nighthawk Cable Modem and WiFi 5 Router Combo (C7000) - Compatible with Major Cable Providers incl. Xfinity & Cox - Cable Plans up to 800Mbps - AC1900 (Up to 1.9Gbps) - DOCSIS 3.0 (Renewed)
NETGEAR

NETGEAR Nighthawk Cable Modem and WiFi 5 Router Combo (C7000) - Compatible with Major Cable Providers incl. Xfinity & Cox - Cable Plans up to 800Mbps - AC1900 (Up to 1.9Gbps) - DOCSIS 3.0 (Renewed)

46% Off
Why we love it
  • Compatible with major providers.
  • Saves rental fees annually.
  • Fast speed and coverage.
Main Highlights
  • Compatible with major cable internet providers including Xfinity and Cox. NOT compatible with Verizon, Spectrum, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service. Best for cable provider plans up to 800Mbps
  • Input voltage:120 -240V
  • SAVE MONTHLY RENTAL FEES: Model C7000 replaces your cable modem and WiFi router saving you up to $150/yr in equipment rental fees. System Requirements Cable broadband Internet service, Check your cable Internet service provider web site for data speed tier compatibility, Not compatible with Cable bundled voice services.
  • BUILT FOR FAST SPEED: Best for cable provider plans up to 800Mbps speed
  • FAST Wi Fi PERFORMANCE: Get up to 1800 sq ft wireless coverage and 30 devices connected with AC1900 speed (up to 1900 Mbps)
8.7
Excellent
Save 46%
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