ARRIS SURFboard SB8200
4.4Editor score
Multi-Gig speed support
Compact modern design
Two 1 Gigabit Ethernet ports
In this guide
Choosing the right cable modem is essential for maximizing your home internet speed and reliability. A good modem supports modern DOCSIS standards, offers multiple Ethernet ports, and ensures compatibility with your specific internet service provider.
We compared ten leading cable modems based on performance, features, compatibility, and user ratings. Our analysis focuses on DOCSIS 3.1 capabilities, multi-gigabit support, and ease of setup for various home networking needs.
Each pick highlights key strengths, ideal use cases, and important limitations. Prices and availability change frequently, so verify current details with your provider before purchasing to ensure the best fit for your setup.
Top 3 Picks for Best Cable Modem
Hitron CODA56
4.4Editor score
Supports up to 2.5 Gbps
DOCSIS 3.1 technology
Compatible with Xfinity Spectrum Cox
NETGEAR Nighthawk CM3000
4.3Editor score
Mid/high-split technology
2.5Gbps and 1Gbps ports
Link aggregation support
Top 10 Best Cable Modem in 2026 Compared
The following table provides a side-by-side comparison of all ten cable modems, highlighting their key specifications, compatibility, and performance capabilities to help you make an informed decision.
ProductsSpecificationsEditor scorePrice
Editor's Choice
Hitron CODA56
DOCSIS 3.1
2.5 Gbps max
Xfinity Spectrum Cox
Modem only
4.4Editor score
Editor's Choice
ARRIS SURFboard SB8200
DOCSIS 3.1
Up to 2 Gbps
Cox Xfinity Spectrum
Two 1Gbps ports
4.4Editor score
Best Premium
NETGEAR Nighthawk CM3000
Mid/high-split tech
2.5Gbps download
Xfinity Cox Spectrum
Link aggregation
4.3Editor score
ARRIS Surfboard S34
DOCSIS 3.1
2.5Gbps + 1Gbps
Cox Xfinity Spectrum
Next Gen Upstream
4.3Editor score
NETGEAR Nighthawk CM3000
DOCSIS 3.1
Up to 2 Gbps
Xfinity Spectrum Cox
Nighthawk App
4.2Editor score
Hitron CODA56
DOCSIS 3.1
2.5 Gbps
Xfinity Spectrum Cox
Single Ethernet Port
4.2Editor score
ARRIS Surfboard S33
DOCSIS 3.1
Up to 2.5 Gbps
Cox Xfinity Spectrum
Modem only
4.2Editor score
NETGEAR Nighthawk CM2500
DOCSIS 3.1
Up to 2 Gbps
Cox Xfinity Spectrum
Link aggregation
4.3Editor score
ARRIS Surfboard G34
DOCSIS 3.1
Up to 2.5 Gbps
Cox Xfinity Spectrum
Includes WiFi 6
3.7Editor score
Hitron CODA56
DOCSIS 3.1
2.5 Gbps
Xfinity Spectrum Cox
Modem only
4.4Editor score
1. Hitron CODA56 – Best Overall Cable Modem
Hitron CODA56
2.5 Gbps max
DOCSIS 3.1
Xfinity Spectrum Cox
Ethernet only
The Hitron CODA56 stands out as a top choice for users seeking a reliable high-performance cable modem. It supports internet plans up to 2.5 Gbps, making it suitable for fast home networks.
Pros
- Supports high-speed plans
- DOCSIS 3.1 standard
- Reliable brand support
- No monthly rental fees
- Low latency for gaming
Cons
- No WiFi included
- Requires separate router
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Its DOCSIS 3.1 technology ensures backward compatibility with existing networks while enabling faster speeds. The modem works with major providers like Xfinity, Spectrum, and Cox, offering broad compatibility.
While it lacks built-in WiFi, this design keeps costs down and allows flexibility in choosing a router. The single Ethernet port is adequate for most setups when paired with a separate router.
If you need a modem that delivers high speeds and reliability without monthly rental fees, the Hitron CODA56 is an excellent investment. Ensure you have a compatible router for full functionality.
High-Speed Performance
This modem supports plans up to 2.5 Gbps, ideal for households with multiple devices and heavy usage.
Provider Compatibility
It is certified for major US providers like Xfinity, Spectrum, and Cox, ensuring easy activation.
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2. ARRIS SURFboard SB8200 – Best Budget Cable Modem
ARRIS SURFboard SB8200
Up to 2 Gbps
DOCSIS 3.1
Cox Xfinity Spectrum
Two 1Gbps ports
The ARRIS SURFboard SB8200 offers a balance of performance and affordability, making it a popular choice for budget-conscious buyers. It supports cable internet plans up to 2 Gbps.
Pros
- Affordable pricing
- Multi-Gig speeds
- Compact design
- CableLabs certified
- Easy setup
Cons
- Requires separate router
- No voice support
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Its DOCSIS 3.1 performance ensures ultra-fast streaming and gaming. The compact design saves space, and the two 1 Gigabit Ethernet ports provide flexibility for wired connections.
While it does not include WiFi, this keeps the price competitive. The modem is certified for major US providers, ensuring broad compatibility and reliable activation.
For users looking for a reliable, cost-effective modem without sacrificing speed, the ARRIS SURFboard SB8200 is a solid option. Pair it with a compatible router for best results.
Affordable Performance
This modem delivers high speeds at a competitive price point, ideal for budget-conscious users.
Easy Setup
Connect the cable, power on, and activate with your provider for quick and simple installation.
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3. NETGEAR Nighthawk CM3000 – Best Premium Cable Modem
NETGEAR Nighthawk CM3000
2.5Gbps download
Mid/high-split tech
Xfinity Cox Spectrum
Link aggregation
The NETGEAR Nighthawk CM3000 is a premium modem designed for users seeking the fastest possible cable internet speeds. It uses mid/high-split technology to deliver up to 2.5 Gbps downloads.
Pros
- Revolutionary mid/high-split
- Multi-Gig Ethernet ports
- Low latency gaming
- Link aggregation support
- Rock-solid connection
Cons
- Higher price point
- Requires separate router
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Its advanced features, including Active Queue Management and OFDMA, ensure stable, low-latency performance ideal for gaming and streaming. The modem offers multiple Ethernet ports, including one 2.5 Gbps port.
While it comes at a higher price, the performance and flexibility justify the investment for power users. Link aggregation allows combining ports for speeds up to 2 Gbps on wired connections.
If you need maximum speed and advanced features for a high-performance home network, the NETGEAR Nighthawk CM3000 is the top choice. Ensure you have a router that supports multi-gigabit speeds.
Revolutionary Technology
Mid/high-split technology unlocks faster speeds and upstream performance beyond standard cable modems.
Link Aggregation
Combine two 1 Gbps ports to achieve up to 2 Gbps wired speeds on compatible routers.
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4. ARRIS Surfboard S34 – Reliable Modem Choice
ARRIS Surfboard S34
DOCSIS 3.1
2.5Gbps + 1Gbps
Cox Xfinity Spectrum
Next Gen Upstream
The ARRIS Surfboard S34 is a robust cable modem designed for high-speed plans and future-proof performance. It supports plans up to 2.5 Gbps with dedicated ports for multi-gigabit speeds.
Pros
- Supports up to 2.5 Gbps
- Future proof upstream
- Compact design
- CableLabs certified
- Easy activation
Cons
- No WiFi included
- Requires separate router
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Its support for next-generation upstream speeds ensures it remains compatible as providers upgrade their networks. The modem is certified for major US providers, ensuring smooth activation and reliable performance.
While it lacks built-in WiFi, this design allows users to pair it with a preferred router. The compact footprint saves space and fits well in most home setups.
For users seeking a reliable modem with future-ready features, the ARRIS Surfboard S34 is a strong option. Ensure you have a compatible router for full multi-gigabit functionality.
Future-Ready Upstream
Support for next-generation upload speeds ensures compatibility with future ISP upgrades.
Multi-Gig Ports
Includes a 2.5 Gigabit port for high-speed connections and a 1 Gigabit port for additional devices.
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5. NETGEAR Nighthawk CM3000 – High Speed Choice
NETGEAR Nighthawk CM3000
2.5 Gbps plans
DOCSIS 3.1
Xfinity Spectrum Cox
Nighthawk App
The NETGEAR Nighthawk CM3000 is designed to unlock the fastest speeds available on cable networks. It supports plans up to 2.5 Gbps, ensuring your home network keeps pace with your provider's capabilities.
Pros
- Maximizes cable speeds
- Future-proof home network
- Multi-Gig Ethernet
- Expert support included
- App management
Cons
- Mid-split availability check
- Requires separate router
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Its mid/high-split technology enables faster upload and download speeds, perfect for video conferencing and large file transfers. The modem includes a 2.5 Gigabit Ethernet port for maximum throughput.
While users must confirm mid-split availability with their provider, the modem offers broad compatibility. The free Nighthawk app allows easy network management from any device.
For households needing top-tier speeds and easy management, the NETGEAR Nighthawk CM3000 is a great choice. Ensure your provider supports mid-split plans for optimal performance.
Network Management
The free Nighthawk app lets you manage your network and check connectivity from anywhere.
Multi-Gig Ready
Connect your router via the 2.5 Gigabit port to utilize full multi-gigabit plan speeds.
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6. Hitron CODA56 – Simple Modem Solution
Hitron CODA56
2.5 Gbps max
DOCSIS 3.1
Xfinity Spectrum Cox
Single Ethernet Port
The Hitron CODA56 is a straightforward modem designed for users who need high-speed internet without extra features. It supports plans up to 2.5 Gbps, making it suitable for fast home networks.
Pros
- Supports fast plans
- Reliable brand
- No monthly rental fees
- Data only design
- Technical support
Cons
- No WiFi included
- Single port only
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As a data-only device, it focuses purely on internet performance without phone service. Its compatibility with major providers ensures easy setup and reliable activation.
While it has only one Ethernet port and no WiFi, this keeps the design simple and affordable. Users must pair it with a separate router for wireless connectivity.
If you prefer a no-frills modem with solid performance, the Hitron CODA56 is a good fit. Ensure you have a compatible router to maximize its speed capabilities.
Data Only
This modem handles internet data exclusively, making it ideal for users with VoIP adapters.
Easy Compatibility
Certified for major US providers like Xfinity, Spectrum, and Cox for seamless activation.
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7. ARRIS Surfboard S33 – Compact Modem
ARRIS Surfboard S33
Up to 2.5 Gbps
DOCSIS 3.1
Cox Xfinity Spectrum
Compact design
The ARRIS Surfboard S33 offers a balance of performance and space-saving design. It supports cable internet plans up to 2.5 Gbps, making it suitable for high-speed households.
Pros
- Multi-Gig speed support
- Compact modern design
- Simple setup
- CableLabs certified
- No rental fees
Cons
- Requires separate router
- No voice support
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Its compact footprint makes it easy to place in any home setup. The modem is certified for major US providers, ensuring compatibility and reliable activation.
While it does not include WiFi, this allows users to choose a router that best fits their needs. The modem supports DOCSIS 3.1 for future-proof performance.
For users seeking a reliable, compact modem with high-speed capabilities, the ARRIS Surfboard S33 is a great option. Pair it with a compatible router for full functionality.
Space Saving Design
Its compact footprint saves space, making it ideal for small setups or discreet placement.
Simple Setup
Connect the cable, power on, and activate with your provider for quick installation.
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8. NETGEAR Nighthawk CM2500 – Fast Uploads
NETGEAR Nighthawk CM2500
Up to 2 Gbps
1 Gbps upload
Cox Xfinity Spectrum
Mid/high-split
The NETGEAR Nighthawk CM2500 is designed to provide faster upload speeds, making it ideal for households with high upload demands. It supports plans up to 2 Gbps with 1 Gbps upload capability.
Pros
- 10x faster upload speeds
- Mid/high-split DOCSIS 3.1
- Link aggregation
- Future proof performance
- Easy remote access
Cons
- Not for Xfinity Voice
- Requires separate router
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Its mid/high-split DOCSIS 3.1 technology ensures efficient and responsive performance for gaming and video calls. The modem includes two Gigabit ports that can be linked for combined speeds.
While it does not support Xfinity Voice plans, it works well for other major providers. Link aggregation allows combining ports for up to 2 Gbps wired connections.
For users needing enhanced upload speeds and future-proof performance, the NETGEAR Nighthawk CM2500 is a strong choice. Ensure your provider supports mid-split plans for best results.
Faster Uploads
10x faster upload speeds make it ideal for video conferencing and large file uploads.
Link Aggregation
Combine two Gigabit ports on a compatible router for up to 2 Gbps wired speeds.
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9. ARRIS Surfboard G34 – Modem Router Combo
ARRIS Surfboard G34
Up to 2.5 Gbps
Includes WiFi 6
Cox Xfinity Spectrum
4 Gigabit ports
The ARRIS Surfboard G34 combines a modem and router into one unit, simplifying home network setup. It supports plans up to 2.5 Gbps with built-in WiFi 6 for wireless coverage.
Pros
- Combined modem and WiFi
- DOCSIS 3.1 performance
- 4 Ethernet ports
- Easy setup
- No rental fees
Cons
- Lower rating than modems
- WiFi may not cover large homes
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Its DOCSIS 3.1 performance ensures ultrafast streaming and gaming. The modem includes four Gigabit Ethernet ports for wired devices, providing flexibility for home setups.
While it offers convenience, the combined unit may not provide the same WiFi range as a standalone mesh system. Users should evaluate their home size before choosing this option.
For users seeking an all-in-one solution with strong wired and wireless capabilities, the ARRIS Surfboard G34 is a solid option. Ensure it fits your home size needs.
All-in-One Solution
Combines modem and router functions, reducing the need for multiple devices.
Wireless Coverage
Built-in dual-band WiFi 6 delivers up to 3 Gbps wireless performance for your home.
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10. Hitron CODA56 – Consistent Performer
Hitron CODA56
2.5 Gbps max
DOCSIS 3.1
Xfinity Spectrum Cox
Modem only
The Hitron CODA56 offers consistent performance for users seeking a reliable high-speed modem. It supports plans up to 2.5 Gbps and is optimized for gaming and streaming.
Pros
- Reliable brand
- Fast internet support
- No monthly rental fees
- Gaming optimized
- Technical support
Cons
- No WiFi included
- Requires separate router
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Its DOCSIS 3.1 technology ensures compatibility with existing networks while enabling faster speeds. The modem works with major providers like Xfinity, Spectrum, and Cox.
While it does not include WiFi, this design allows flexibility in router selection. The modem's low latency ensures smooth performance for real-time applications.
For users seeking a reliable modem with consistent performance, the Hitron CODA56 is a great choice. Pair it with a compatible router for full wireless functionality.
Gaming Optimized
DOCSIS 3.1 technology with low latency ensures smooth gaming and streaming experiences.
Brand Reliability
Hitron's 30+ years of expertise ensures a reliable product with strong technical support.
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Buying Guide – How to Choose the Best Cable Modem
Choosing the right cable modem depends on several key factors, including your internet plan speed, provider compatibility, and network needs.
Internet Plan Speed
Match the modem's maximum speed to your internet plan. For plans up to 2.5 Gbps, look for modems with DOCSIS 3.1 and multi-gigabit Ethernet ports. Slower plans may work with older standards, but future-proofing with DOCSIS 3.1 ensures better performance.
Ensure your modem supports speeds equal to or higher than your plan to avoid bottlenecks.
Provider Compatibility
Verify the modem is certified for your specific provider. Major US providers like Xfinity, Spectrum, and Cox have specific approved device lists. Using an incompatible modem may result in activation issues or limited performance.
Check with your ISP to confirm device compatibility before purchasing.
DOCSIS Standard
DOCSIS 3.1 is the current standard for high-speed cable internet, offering better efficiency and speeds up to 10 Gbps. Older DOCSIS 3.0 modems may still work but lack future compatibility. Upgrading ensures better performance and longevity.
Choose DOCSIS 3.1 for future-proof performance and compatibility.
Ethernet Ports
Consider the number and speed of Ethernet ports. Multi-gigabit ports (e.g., 2.5 Gbps) are essential for high-speed plans. Some modems offer link aggregation to combine ports for faster wired connections.
Ensure the modem has enough ports for your wired devices and supports multi-gigabit speeds.
WiFi Capability
Most modems do not include WiFi and require a separate router. Modem-router combos exist but may offer less flexibility. Evaluate if you need a standalone modem or a combo unit based on your setup.
Choose a standalone modem for better flexibility or a combo for simplicity.
Voice Service Support
Some modems support voice services like phone lines. If your plan includes VoIP or landline services, ensure the modem supports voice. Most modems in this guide are data-only and do not support phone services.
Confirm if your provider requires a voice-capable modem for phone services.
Size and Design
Consider the physical size of the modem. Compact designs save space and fit easily in entertainment centers. Look for models with clear LED indicators to monitor status and connectivity.
Choose a size that fits your space and has clear status indicators.
Support and Warranty
Reliable technical support and warranty coverage are important. Brands like Hitron and NETGEAR offer dedicated support and warranty protection. Check the duration and terms of the warranty before purchasing.
Ensure the modem comes with a warranty and reliable technical support.
How to Use and Care for Your Cable Modem
Connect the coaxial cable from your wall to the modem's port. Plug in the power adapter and wait for the modem to boot up. Connect your router via Ethernet cable and activate the modem through your provider.
Place the modem in a well-ventilated area to prevent overheating. Avoid enclosing it in tight spaces. Check the LED indicators for status: solid lights indicate good connectivity while blinking or red lights may signal issues.
Restart the modem occasionally to clear memory or resolve connectivity issues. Ensure the firmware is updated through your provider's portal. Keep the area around the modem clean and free from dust to maintain performance.
Frequently Asked Questions
Do I need a separate router with these modems?
Most modems in this guide do not include WiFi and require a separate router. Modem-router combos exist but are separate products. Ensure you have a compatible router for wireless connectivity.
Will this modem work with my current internet provider?
Check compatibility with your provider. Most modems listed support Xfinity, Spectrum, and Cox. Verify device approval with your ISP before purchasing to avoid activation issues.
Can I use a cable modem with fiber internet?
No, cable modems are designed for coaxial cable networks and will not work with fiber, DSL, or satellite. Check your internet service type to choose the right device.
How do I know if my internet plan requires a specific modem?
Check your internet plan speed. High-speed plans (1 Gbps+) often require DOCSIS 3.1 modems with multi-gigabit ports. Confirm with your ISP to ensure compatibility and optimal performance.
Do these modems support voice or phone services?
Most modems listed are data-only and do not support voice services. If your plan includes VoIP or landline services, ensure the modem supports voice or use a separate adapter.
How long does it take to activate a new modem?
Activation typically takes 10 to 30 minutes. Follow your provider's instructions to activate the modem online or by phone. Ensure you have a stable internet connection for activation.
Are there any fees for using my own modem?
Using your own modem may eliminate monthly rental fees charged by your ISP. Verify current rates and policies with your provider to see if you can save on equipment charges.
Do I need to buy a specific type of Ethernet cable?
Use Cat6 or Cat6a Ethernet cables for multi-gigabit speeds. Older cables may limit performance on high-speed plans. Ensure your cables support the speeds of your modem and router.
Final Thoughts on Choosing the Best Cable Modem
The Hitron CODA56, ARRIS SURFboard SB8200, and NETGEAR Nighthawk CM3000 stand out as top choices for different needs. Whether you seek affordability, high speeds, or advanced features, there is a suitable option.
Prioritize compatibility with your provider and internet plan speed. Ensure you have a compatible router if using a standalone modem. Evaluate features like multi-gigabit ports and DOCSIS standards to future-proof your setup.
Prices and availability change frequently, so verify current details with your provider before purchasing. Choosing the right cable modem ensures you get the most out of your high-speed internet plan.