Finding the best modem router combo for optimum performance is crucial for ensuring fast, reliable internet in your home or office. Whether you stream 4K videos, game online, or work remotely, having a reliable device can make all the difference. This guide reviews the top 10 options on Amazon, highlighting their features, pros, cons, and what to consider before making your purchase.
| # | Image | Product | |
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| 1 Best Overall |
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NETGEAR Nighthawk Modem Router Combo (CAX30) DOCSIS 3.1...
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| 2 Best Value |
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Arris (G18) - Cable Modem Router Combo -...
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| 3 |
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Arris (G20) - Cable Modem Router Combo -...
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| 4 |
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NETGEAR Nighthawk Cable Modem and WiFi 5 Router...
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| 5 |
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Motorola MG8702 | DOCSIS 3.1 Cable Modem +...
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| 6 |
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ARRIS (G34) - Cable Modem Router Combo -...
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| 7 |
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NETGEAR Nighthawk WiFi 6Cable Modem Router CAX30-100NAR Compatible...
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| 8 |
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Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility...
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| 9 |
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NETGEAR Nighthawk Cable Modem and WiFi 6 Router...
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| 10 |
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NETGEAR Nighthawk Cable Modem and WiFi 5 Router...
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Top 10 Best Modem Router Combo for Optimum Reviews
1. NETGEAR Nighthawk Cable Modem Router Combo (C7800)
- Compatible with all major cable internet providers with internet speed up to 1Gbp. 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
- Save monthly rental fees: Model C7800 replaces your cable modem and Wi-Fi router saving you up to Dollar 168/year in equipment rental fees
- Get up to 3000 square feet wireless coverage and 45 devices connected with AC3200 speed (up to 3200 Mbps)
- Four (4) Gigabit Ethernet ports and 2 hi-speed USB 3.0 ports give you fast wired connections to your computer, printer, game box, storage drive, and other devices
- Modem technology: Engineered with 32x8 channel bonding and DOCSIS 3.1
- Key Specifications:
- DOCSIS 3.1 standard
- Dual-band Wi-Fi (2.4GHz & 5GHz)
- Up to 2000 Mbps Wi-Fi speed
- 4 Gigabit Ethernet ports
Pros: Fast speeds, reliable connection, easy setup, future-proof with DOCSIS 3.1.
Cons: Slightly bulky, higher price point, may require a separate modem for some ISPs.
Price Range: $250-$300
Best For: High-speed streaming and gaming.
2. ARRIS SURFboard SBG8300
- Approved for Cox, Spectrum and Xfinity internet along with other US cable internet providers. Is NOT compatible with ATT, CenturyLink, Verizon, Frontier or other Fiber Optic, DSL or Satellite internet service providers.
- Does NOT support cable digital voice service.
- A Trusted Name in Home Connectivity: Get high speeds, low latency, and a two-in-one product! With the ARRIS SURFboard SBG8300-RB Wi-Fi Cable Modem, you will increase your network capability and get ultra-fast streaming and downloading throughout your home. From a trusted brand with over 260 million modems sold and growing.
- Save Money: Own your modem and save. Reduce your cable bill up to $168 dollars per year in cable modem rental fees (Savings vary by cable service provider). Certified for use with most U.S. cable internet service providers. For a complete list see additional details below.
- Modem Technology: DOCSIS 3.1 is the newest technology available from cable internet providers. Its 10x faster than DOCSIS 3.0, provides better security, reduces lag while gaming & enables multi-gig networking (ability to run fast speeds on your copper cable from your internet provider).
- Key Specifications:
- DOCSIS 3.1 & AC2350 Wi-Fi
- 4 Gigabit Ethernet ports
- Supports up to 4 Gbps download speeds
Pros: Excellent speed, easy app management, solid build quality.
Cons: Slightly complex setup for beginners, larger size.
Price Range: $200-$250
Best For: Heavy internet users and smart home integration.
3. Motorola MB7621
- Model MB7621 is recommended for actual cable Internet service speeds up to 900 Mbps. Wirecutter rates this “the best modem for most people.” A Full-Band Capture Digital Tuner ensures faster, more reliable Internet.
- Pairs with any WiFi router - Seamlessly compatible with any WiFi router to connect all your devices. This cable modem does NOT have a built-in wireless router or telephone call capability.
- Cost-saving solution: Owning your own modem typically saves the average home $156 per year in monthly rental charges. (Savings are shown for Comcast Xfinity and vary by cable service provider.)
- Key Specifications:
- DOCSIS 3.0 standard
- Supports up to 650 Mbps
- 1 Gigabit Ethernet port
Pros: Affordable, reliable performance, easy to set up.
Cons: No built-in Wi-Fi, limited for high-speed needs.
Price Range: $70-$100
Best For: Basic internet plans and small households.
4. ASUS CM-AX6000
- Next-Gen WiFi 6 Standard - 802.11ax WiFi standard for better efficiency and throughput..Power Supply : AC Input : 110V~240V(50~60Hz). DC Output : 19V 3.42A.
- Ultrafast WiFi Speed - 12-stream 6000Mbps WiFi speed to handle even the busiest network with ease.
- Dual 10G ports - Enjoy up to 10X-faster data-transfer speeds for bandwidth-demanding tasks with 10GBase-T and 10G SFP plus networking technology port.
- Wider Usage and More Convenience - 8 antennas plus 8 LAN ports to support more clients at the same time.
- Commercial-grade Security - AiProtection Pro, powered by Trend Micro, blocks internet security threats for all your connected smart devices.
- Key Specifications:
- Wi-Fi 6 support
- DOCSIS 3.1 compatible
- 4 Gigabit Ethernet ports
Pros: Future-proof with Wi-Fi 6, fast speeds, sleek design.
Cons: Higher cost, requires compatible ISP plan.
Price Range: $300-$350
Best For: Tech-savvy users seeking top performance.
5. TP-Link Archer C4000
- Key Specifications:
- Tri-band Wi-Fi
- Supports up to 6000 Mbps
- 4 Gigabit Ethernet ports
Pros: Powerful Wi-Fi coverage, multiple devices supported, easy setup.
Cons: Large size, slightly complex interface.
Price Range: $250-$300
Best For: Large homes with many connected devices.
6. Netgear C6250
- 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 C6250 replaces your cable modem and WiFi router saving you up to $168/yr in equipment rental fees.
- SPEEDS BY CARRIER: Spectrum (up to 300Mbps), Xfinity (up to 300Mbps), Cox (up to 250Mbps).
- FAST WiFi PERFORMANCE: Get up to 1500 sq ft wireless coverage and 25 devices connected with AC1600 speed (up to 1600 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.
- Key Specifications:
- AC1600 Wi-Fi speed
- Supports up to 300 Mbps
- 4 Gigabit Ethernet ports
Pros: Budget-friendly, reliable for moderate use, easy to install.
Cons: Not suitable for high-speed plans, limited future-proofing.
Price Range: $100-$130
Best For: Basic internet needs and small households.
7. Motorola MG7700
- Fast 24x8 DOCSIS 3.0 cable modem with AC1900 dual-band Wi-Fi (2.4GHz & 5GHz). Includes 4 Gigabit Ethernet ports, Power Boost amplifiers, and firewall security. Supports speeds up to 1000 Mbps (modem) and 650 Mbps (service).
- Save up to $156/year on modem rental fees (based on Comcast Xfinity; savings can vary). Certified for Comcast Xfinity, Cox, Charter Spectrum. Not compatible with fiber, DSL, or satellite services. Residential use only. Check ISP requirements before purchase.
- Built-in AC1900 Wi-Fi router with Power Boost for smartphones, laptops, tablets, and more. Four Gigabit Ethernet ports for wired devices. Does not support home telephone services
- Wireless Power Boost amplifies Wi-Fi signals to the legal limit for better speed and range. AnyBeam technology on 2.4GHz & 5GHz focuses signals on connected devices for improved performance and coverage.
- Technical support available via phone, chat or email. Please contact us for any issues with connecting to service.
- Key Specifications:
- DOCSIS 3.0
- Supports up to 375 Mbps
- Built-in AC1900 Wi-Fi
Pros: Combines modem and Wi-Fi router, good speed for most plans.
Cons: Limited to moderate speeds, no Wi-Fi 6 support.
Price Range: $130-$150
Best For: Standard households with moderate internet use.
8. Arris Surfboard SBG6950AC2
- 16 downstream & 4 upstream DOCSIS 3.0 bonded channels. Best for cable internet speed plans up to 400 Mbps.
- Wi-Fi 5 AC1900 dual-band concurrent Wi-Fi Router with 4 Gigabit Ethernet ports
- Setup and manage your network with the SURFboard Manager app
- arris; modem; cable modem; docsis; 3.0; comcast; charter; xfinity; hi-speed; internet; motorola; time warner; brighthouse; mediacom; surfboard; 16x4; gigabit; netgear; wifi; spectrum; cox; suddenlink
- Cable Modem Router - DOCSIS 3.0
- Key Specifications:
- DOCSIS 3.0 standard
- AC1750 Wi-Fi
- 4 Gigabit Ethernet ports
Pros: Reliable, good range, easy setup.
Cons: Slightly outdated compared to DOCSIS 3.1 models.
Price Range: $150-$180
Best For: Moderate internet plans and home use.
9. ASUS RT-AX88U with Modem
- Next-gen Wi-Fi standard - 802.11Ax Wi-Fi standard for better efficiency and throughput.
- Ultrafast Wi-Fi speed - 6000 Mbps Wi-Fi speed to handle even the busiest network with ease.
- Wider usage and more convenience - 4 antennas + 8 LAN ports to support more clients at the same time.
- Commercial-grade security - AiProtection, powered by Trend Micro, blocks internet security threats for all your connected smart devices.
- Better partner with mesh system - Compatible with ASUS AiMesh Wi-Fi system for seamless whole-home coverage.
- Key Specifications:
- Wi-Fi 6 support
- Supports gigabit speeds
- 8 Gigabit Ethernet ports
Pros: Top-tier Wi-Fi 6 performance, versatile features, robust build.
Cons: Higher price, needs separate modem compatible with ISP.
Price Range: $350-$400
Best For: Power users demanding maximum speed and coverage.
10. Xfinity XB7 T4
- FIRST GENERATION xfi pod version; Only compatible with Xfinity rented routers/modems; DOES NOT WORK WITH COMCAST; Not compatible with consumer owned routers; Essentially, if you are not monthly renting your modem/router from Xfinity, you cannot use this device, as it is not compatible with your network setup
- Plug-In and Easy Self-Install; Self-Optimizing Network; More Consistent WiFi Coverage
- Help eliminate deadspots and enjoy more consistent coverage; Work seamlessly with your xFi Gateway to create a mesh WiFi network; Optimize and adapt to your home’s WiFi needs ; Easily monitor and control your WiFi activity on your home network directly with the xFi app
- Only compatible with Comcast rented routers/modems; Not compatible with consumer owned routers; Essentially, if you are not monthly renting your modem/router from Comcast, you cannot use this device, as it is not compatible with your network setup
- Key Specifications:
- DOCSIS 3.1
- Wi-Fi 6 support
- Supports up to 6000 Mbps
Pros: High-speed, reliable for Xfinity plans, Wi-Fi 6 ready.
Cons: Limited to Xfinity service, higher cost.
Price Range: $200-$250
Best For: Xfinity users seeking optimum performance.
Comparison Table
| Product Name | Price | Key Feature | Rating |
|---|---|---|---|
| NETGEAR Nighthawk C7800 | $250-$300 | DOCSIS 3.1, Dual-band Wi-Fi | 4.7/5 |
| ARRIS SURFboard SBG8300 | $200-$250 | High-speed DOCSIS 3.1 | 4.6/5 |
| Motorola MB7621 | $70-$100 | Affordable, Reliable | 4.4/5 |
| ASUS CM-AX6000 | $300-$350 | Wi-Fi 6, DOCSIS 3.1 | 4.8/5 |
| TP-Link Archer C4000 | $250-$300 | Tri-band Wi-Fi, 6000 Mbps | 4.5/5 |
| Netgear C6250 | $100-$130 | Budget, Moderate Speed | 4.2/5 |
| Motorola MG7700 | $130-$150 | All-in-One, Moderate Speed | 4.3/5 |
| Arris Surfboard SBG6950AC2 | $150-$180 | Reliable, Easy Setup | 4.2/5 |
| ASUS RT-AX88U | $350-$400 | Wi-Fi 6, 8 Ethernet Ports | 4.8/5 |
| Xfinity XB7 T4 | $200-$250 | High-Speed DOCSIS 3.1 | 4.6/5 |
Buying Guide
What to Look For
Focus on compatibility with your internet service, support for DOCSIS standards, Wi-Fi technology (Wi-Fi 5 or Wi-Fi 6), and speed requirements. Consider the number of Ethernet ports and coverage area for larger homes.
Common Mistakes to Avoid
Avoid purchasing devices that don’t support your ISP’s standards or plans. Don’t ignore future-proof features like Wi-Fi 6, which can save you from upgrading soon. Also, check for firmware updates and customer reviews before buying.
FAQ
Can I use a modem router combo with any internet provider?
Most combo devices are compatible with major providers, but always verify compatibility with your ISP before purchasing.
Is Wi-Fi 6 worth it in a modem router combo?
Yes, Wi-Fi 6 offers faster speeds, better device management, and improved performance in congested areas, making it a worthwhile investment for future-proofing.
Conclusion
Choosing the best modem router combo for optimum performance depends on your speed needs, budget, and home size. Prioritize features like DOCSIS standards, Wi-Fi technology, and device support to ensure reliable, fast internet for all your activities.