NETGEAR CM3000
4.3Editor score
Mid/High-Split technology
2.5Gbps Ethernet port
Link aggregation support
In this guide
Finding the right Cable Modem is essential for maximizing your internet connection speed and reliability. A quality modem ensures your home network can handle streaming, gaming, and remote work without frustrating lag or dropped signals.
We compared ten leading models based on DOCSIS 3.1 certification, Ethernet port speeds, and provider compatibility. Our analysis highlights devices that support multi-gigabit plans and eliminate monthly rental fees from your internet bill.
Each pick below shows specific strengths like low latency, future-proofing, or compact design. Keep in mind that product availability and pricing can change frequently, so verify current details before making your final purchase decision.
Top 3 Picks for Best Cable Modem
Hitron CODA56
4.4Editor score
Supports 2.5 Gbps speeds
DOCSIS 3.1 certified
Compatible with major ISPs
ARRIS SB8200
4.4Editor score
Supports 2 Gbps plans
Two Gigabit Ethernet ports
Compact modern design
Top 10 Best Cable Modem in 2026 Compared
This side-by-side comparison examines the ten most relevant Cable Modem models available today, detailing their speed capabilities, port configurations, and specific provider compatibility to help you make an informed choice.
ProductsSpecificationsEditor scorePrice
Editor's Choice
Hitron CODA56
DOCSIS 3.1 Standard
2.5Gbps Ethernet Port
No Built-in Wi-Fi
Requires Router
4.4Editor score
Editor's Choice
ARRIS SB8200
DOCSIS 3.1 Standard
Up to 2 Gbps
Two Gigabit Ports
Router Required
4.4Editor score
Best Budget
NETGEAR CM3000
Mid/High-Split Tech
2.5Gbps + 1Gbps
Link Aggregation
High-Speed Plans
4.3Editor score
Arris S34
DOCSIS 3.1 Standard
2.5Gbps + 1Gbps
Future Proof Upstream
Router Required
4.3Editor score
NETGEAR CM3000 2
DOCSIS 3.1 Standard
Mid/High-Split Tech
2.5Gbps Ethernet
App Management
4.2Editor score
Hitron CODA56 2
DOCSIS 3.1 Standard
2.5Gbps Ethernet Port
No Wi-Fi Included
Data Only
4.2Editor score
ARRIS S33
DOCSIS 3.1 Standard
Up to 2.5 Gbps
Compact Design
Router Required
4.2Editor score
NETGEAR CM2500
DOCSIS 3.1 Standard
Mid/High-Split Tech
Up to 2 Gbps
Fast Uploads
4.3Editor score
ARRIS G34
DOCSIS 3.1 Standard
Wi-Fi 6 Router
AX3000 Wireless
Four Gigabit Ports
3.7Editor score
1. Hitron CODA56 – Best Overall Cable Modem
Hitron CODA56
DOCSIS 3.1 Standard
2.5 Gbps Ethernet Port
Xfinity Spectrum Compatible
Requires Separate Router
The Hitron CODA56 stands out as a top performer for home users seeking high-speed internet. It receives an overall rating of 4.4 stars from customers who value its stability and speed capacity.
Pros
- Multi-gigabit performance
- Low latency for gaming
- Eliminates rental fees
- CableLabs certified
- Simple setup process
Cons
- No built-in Wi-Fi
- Fiber incompatible
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This modem supports DOCSIS 3.1 technology, enabling it to handle internet plans up to 2.5 Gbps. Its 2.5 Gbps Ethernet port ensures that your router can receive the full bandwidth provided by your ISP.
While it lacks built-in Wi-Fi, this design choice often leads to better cooling and focus on raw data transmission. It is strictly for cable providers, so verify your service type before ordering.
Buyers looking to cut costs on rental fees will appreciate owning this unit. It is best suited for those who already have a compatible router and want to unlock the fastest speeds from their cable provider.
Unlocked Gigabit Speeds
The CODA56 is designed to maximize the potential of modern cable internet plans, ensuring you get the speed you pay for.
Reliable Connectivity
Users report stable connections ideal for streaming 4K video and online gaming without interruptions.
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2. ARRIS SB8200 – Premium High-Speed Option
ARRIS SB8200
DOCSIS 3.1 Standard
Two Gigabit Ethernet Ports
Compact Design
Multi-Gig Support
The ARRIS SB8200 offers premium performance with DOCSIS 3.1 capabilities. It maintains a solid 4.4-star rating due to its consistent speed and reliable connection quality.
Pros
- Supports 2 Gbps plans
- Compact footprint
- Easy activation
- CableLabs certified
- Future-proof connectivity
Cons
- Requires separate router
- Price point
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It features two 1 Gigabit Ethernet ports which allow for link aggregation on compatible routers. This means users can achieve speeds up to 2 Gbps over a wired connection.
The design is modern and space-saving, fitting easily into entertainment centers. It requires a separate Wi-Fi router but ensures that your network backbone is robust.
This modem is ideal for power users who need consistent high-speed connections for large file transfers. It represents a strong investment for those planning to upgrade their internet plans soon.
Link Aggregation Ready
Two Gigabit ports allow for link aggregation, enabling higher throughput when paired with a compatible router.
Modern Design
Its discrete LED indicators and compact size make it unobtrusive in any home environment.
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3. NETGEAR CM3000 – Best Budget Cable Modem
NETGEAR CM3000
Mid/High-Split Technology
2.5Gbps Ethernet Port
Link Aggregation Support
Cable Only
The NETGEAR CM3000 brings advanced technology to the budget-conscious buyer looking for performance. It holds a 4.3-star rating from users who praise its stability and speed.
Pros
- 2.5Gbps download speed
- Up to 1Gbps upload
- Three Ethernet ports
- Active Queue Management
- OFDMA support
Cons
- Requires separate router
- Higher price
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Its revolutionary mid/high-split technology allows it to unlock faster tiers like Xfinity Gigabit+. This modem delivers up to 2.5Gbps download and 1Gbps upload speeds effectively.
It includes one 2.5Gbps port and two 1Gbps ports supporting link aggregation. This setup provides significant connectivity options for home networks with multiple wired devices.
Buyers should note it is modem only and requires a separate router. However, the performance gain over standard modems makes it a worthwhile investment for high-speed plans.
Mid/High-Split Tech
This technology enables support for higher bandwidth plans that standard modems cannot handle.
Multiple Ports
Three Ethernet ports allow flexibility for connecting routers and other wired devices directly.
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4. Arris Surfboard S34 – Next Gen Cable Modem
Arris Surfboard S34
DOCSIS 3.1 Standard
2.5Gbps + 1Gbps Ports
Future Proof Upstream
Router Required
The Arris Surfboard S34 is designed for users who want to future-proof their home network. It carries a 4.3-star rating reflecting its reliability and speed capabilities.
Pros
- 2.5Gbps Ethernet port
- Next gen upstream support
- Simple LED indicators
- CableLabs certified
- Easy setup
Cons
- No built-in Wi-Fi
- Requires router
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It supports cable internet plans up to 2.5 Gbps with a dedicated 2.5 Gbps Ethernet port. This ensures your router can utilize the full speed of your plan.
The device offers next-generation upstream support which is essential for providers increasing upload tiers. It remains simple to set up with clear LED status indicators.
This model is perfect for those needing robust upload speeds for video conferencing or cloud backups. You must pair it with a separate Wi-Fi router to create a wireless network.
Future Proof Upstream
Support for next gen upstream tiers ensures compatibility with future ISP upgrades.
Compact Design
A space-saving footprint allows placement on desks or shelves without clutter.
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5. NETGEAR Nighthawk CM3000 – High-Speed Cable Modem
NETGEAR Nighthawk CM3000
DOCSIS 3.1 Standard
2.5Gbps Ethernet Port
Mid/High-Split Modem
Nighthawk App
The NETGEAR Nighthawk CM3000 is approved for the fastest cable speeds available today. It has a 4.2-star rating based on its ability to handle high bandwidth demands smoothly.
Pros
- Maximizes cable speeds
- 2.5 Gig Ethernet port
- Active Queue Management
- Free Nighthawk app
- Expert support
Cons
- Requires separate router
- No voice support
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Its mid/high-split design unlocks faster downloads and uploads for gaming and conferencing. The 2.5 Gig Ethernet port connects your router for maximum speed utilization.
Users can manage the network via the free Nighthawk app on mobile devices. It features Active Queue Management and OFDMA for lag-free experiences.
This modem is a strong choice for tech-savvy users who want control and speed. Ensure your provider supports mid-split before purchasing to avoid compatibility issues.
Network Management App
The Nighthawk app provides easy remote management and setup for your home internet.
Lag-Free Gaming
OFDMA and Active Queue Management optimize response times for gaming and calls.
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6. Hitron CODA56 – Reliable Data Modem
Hitron CODA56
DOCSIS 3.1 Standard
2.5Gbps Ethernet Port
Single Ethernet Port
Cable Only
The Hitron CODA56 is a focused data modem for cable internet users. It holds a 4.2-star rating from customers who prioritize raw internet performance over voice services.
Pros
- Supports 2.5 Gbps
- 30+ years expertise
- 7-day technical support
- Low latency
- Easy product registration
Cons
- No voice service
- No Wi-Fi
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It supports plans up to 2.5 Gbps and features a single 2.5 Gbps Ethernet port. The device is designed specifically for cable providers like Xfinity and Cox.
With 30 years of expertise, Hitron provides solid technical support and warranty coverage. The modem eliminates rental fees and ensures you own your equipment outright.
This product is best for those needing high-speed data only. Make sure you have a separate router ready since this device does not include Wi-Fi capabilities.
Data Only Service
Designed strictly for internet data without voice or telephone service integration.
Proven Expertise
Decades of networking experience ensure a reliable and stable connection device.
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7. ARRIS Surfboard S33 – Compact Cable Modem
ARRIS Surfboard S33
DOCSIS 3.1 Standard
Up to 2.5 Gbps
Compact Modern Design
Simple LEDs
The ARRIS Surfboard S33 delivers multi-gigabit speeds in a compact form factor. It has a 4.2-star rating from users looking for performance without bulky equipment.
Pros
- Multi-gig speed support
- Compact footprint
- Simple LED indicators
- CableLabs certified
- Easy setup
Cons
- Requires separate router
- No advanced ports
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It supports internet plans up to 2.5 Gbps with DOCSIS 3.1 technology. The modem requires a separate Wi-Fi router but provides a strong wired connection foundation.
The simple LED indicators make status checks easy for any user. Its space-saving design is perfect for smaller home offices or media cabinets.
Buyers who want a no-fuss high-speed option should consider this model. It is ideal for those who already have a capable router and need a powerful modem upgrade.
Compact Footprint
The small design fits discreetly on shelves or desks without taking up much space.
Simple Status Indicators
LED lights provide quick visual feedback on power and online status for easy monitoring.
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8. NETGEAR Nighthawk CM2500 – Efficient Cable Modem
NETGEAR Nighthawk CM2500
DOCSIS 3.1 Standard
Up to 2 Gbps
Up to 1 Gbps Upload
Link Aggregation
The NETGEAR CM2500 is designed for enhanced speed and efficiency in cable networks. It holds a 4.3-star rating for its ability to deliver consistent high-speed performance.
Pros
- Mid/high-split technology
- Faster download speeds
- 10x faster upload speeds
- Link aggregation support
- Easy remote access
Cons
- No voice plans
- Requires separate router
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It provides up to 2 Gbps download and 1 Gbps upload speeds. This is significantly faster upload speed for tasks like video conferencing and large file uploads.
Users can link two Gigabit ports to a router with link aggregation for better throughput. It also enables easy remote access to home security cameras or NAS devices.
This modem is best for families needing fast uploads for content creation. It requires a separate router but offers a great price point for mid/high-split performance.
Enhanced Upload Speeds
Upload speeds are ten times faster than older standards, great for content creators.
Link Aggregation
Connect two ports to a compatible router to double wired throughput for high demand.
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9. ARRIS Surfboard G34 – Gateway Cable Modem
ARRIS Surfboard G34
DOCSIS 3.1 Standard
Wi-Fi 6 Router
AX3000 Wireless
Four Gigabit Ports
The ARRIS G34 combines a modem and router into one convenient unit. It carries a 3.7-star rating which suggests some users face compatibility or feature issues.
Pros
- Modem and router in one
- Wi-Fi 6 Coverage
- Four Gigabit ports
- Up to 2.5 Gbps
- Easy setup
Cons
- Lower review rating
- No voice support
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It supports cable plans up to 2.5 Gbps and includes dual-band Wi-Fi 6 coverage. The unit has four Gigabit Ethernet ports for multiple wired device connections.
This gateway simplifies setup by eliminating the need for separate router purchases. However, some users may prefer standalone modems for more networking flexibility.
It is a good budget-friendly option for those wanting a single device solution. Verify your ISP compatibility carefully to ensure smooth activation and performance.
All-in-One Gateway
Combines modem and router to simplify setup and reduce equipment clutter.
Wi-Fi 6 Coverage
Dual-band Wi-Fi 6 provides fast wireless speeds for modern smart devices.
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10. ARRIS Surfboard S33 – Entry-Level Cable Modem
ARRIS Surfboard S33
DOCSIS 3.1 Standard
Up to 2.5 Gbps
Simple LED Indicators
Modern Design
The ARRIS Surfboard S33 rounds out our list with solid multi-gigabit capabilities. It has a 4.2-star rating reflecting its reliability for everyday high-speed internet users.
Pros
- Multi-gigabit support
- Easy setup
- Compact footprint
- CableLabs certified
- Future-proofing
Cons
- No built-in Wi-Fi
- Requires router
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This modem supports plans up to 2.5 Gbps and ensures future-proofing for your connection. It is compact and easy to install with a clear LED status system.
Users appreciate that it avoids unnecessary fees by allowing equipment ownership. While it lacks Wi-Fi, pairing it with a modern router yields excellent results.
It is a great choice for households wanting reliable performance without complexity. Ensure you have a separate router ready before beginning your setup process.
Future-Proof
Support for 2.5 Gbps plans ensures longevity as internet speeds continue to increase.
Compact Modern Design
Space-saving footprint with discrete LEDs keeps your home setup looking neat.
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Buying Guide – How to Choose the Best Cable Modem
Choosing the right Cable Modem requires understanding your internet plan and device needs. This guide breaks down the critical factors to consider for optimal performance.
DOCSIS Technology Standard
DOCSIS (Data Over Cable Service Interface Specification) determines the maximum speed your modem can handle. Look for DOCSIS 3.1 models to support modern high-speed internet plans.
A DOCSIS 3.1 modem ensures you can access speeds above 1 Gbps if your provider offers them.
Provider Compatibility
Not all modems work with every ISP. Verify that the device is certified for your specific cable provider such as Xfinity, Spectrum, or Cox.
Check the product page or provider's website for an approved device list before buying to avoid returns.
Ethernet Port Speeds
For gigabit plans, your modem must have at least one Gigabit Ethernet port. Some high-end models offer a 2.5 Gbps port for faster wired speeds.
Ensure your router and Ethernet cables match these speeds to avoid bottlenecks in your network.
Multi-Gigabit Support
Multi-gigabit modems can handle speeds up to 2.5 Gbps. This is essential if you subscribe to the fastest tiers offered by cable providers.
Choosing a multi-gigabit modem future-proofs your home as ISPs continue to increase speed tiers.
Router vs Gateway Choice
Decide between a standalone modem or a gateway. Gateways combine a modem and router but standalone modems offer better performance and flexibility.
Standalone modems are often better for power users who want to control their wireless settings.
Price and Rental Fees
Buying a modem costs more upfront but saves monthly rental fees. Calculate how long it takes to break even based on your ISP's monthly charge.
Ownership also gives you control over hardware upgrades and technical settings.
Setup and Activation
Activation is simple with most modern modems but requires contacting your ISP. Ensure you have account details ready for activation over the phone or online.
Follow setup instructions carefully to ensure the device registers correctly on the network.
Future-Proofing
Internet speeds increase over time so choose a device with headroom for future upgrades. DOCSIS 3.1 provides the necessary bandwidth for years to come.
Avoid older DOCSIS 3.0 models that cannot support gigabit or multi-gigabit speeds.
How to Use and Care for Your Cable Modem
Connect the coaxial cable from your wall outlet directly to the modem input. Plug the power cord into the outlet and turn on the modem using the power switch if available.
Wait for the online light to turn solid indicating activation. Connect your router to the modem's Ethernet port using a high-quality cable.
Keep your modem in a cool ventilated area to prevent overheating. Restart it occasionally if you experience connection issues to clear memory and refresh signals.
Frequently Asked Questions
Does this Cable Modem work with Fiber Internet?
No, these Cable Modems are designed specifically for cable internet services using coaxial cables. They are not compatible with Fiber Optic services like Verizon FiOS or AT&T Fiber. Always verify your internet service type before purchasing to ensure compatibility.
Do I need a separate router for these modems?
Most models in this list are modems only and do not include built-in Wi-Fi. You will need a separate Wi-Fi router to connect wireless devices. Check product details carefully if you need a combined modem and router unit.
How much can I save by owning a modem?
Owning a modem eliminates monthly rental fees that ISPs typically charge. These fees usually range from ten to fifteen dollars per month. Over two years this saves enough to cover the purchase cost of most modems.
What DOCSIS standard should I look for?
DOCSIS 3.1 is the current standard that supports the highest speeds. It provides better efficiency and lower latency than older versions. Ensure your modem is certified for DOCSIS 3.1 to get the best performance.
Can I use this modem with DSL Internet?
No, these modems are for cable internet and use coaxial ports. DSL services use telephone lines and require DSL modems. Always confirm your service technology with your ISP before buying.
Do I need to contact my ISP when I buy a modem?
Yes, you must contact your ISP to activate the new device on their network. They will need the modem's MAC address or serial number. Follow their activation instructions to ensure your internet connection starts.
Final Thoughts on Choosing the Best Cable Modem
The Hitron CODA56 leads our list for its balance of speed and price. The NETGEAR CM3000 stands out for advanced features like mid-high-split technology.
Prioritize DOCSIS 3.1 certification and provider compatibility to avoid issues. Ensure you have a router ready if purchasing a standalone modem.
Prices change frequently so verify current listings before buying. Investing in a reliable modem helps you maximize your monthly internet plan value.