10 Best Modem With Telephony in 2026

This modem features two dedicated telephony ports for clear voice communication and eliminates rental fees over time. Its DOCSIS 3.0 technology ensures stable connections for everyday browsing, streaming, and VoIP usage without requiring complex configuration or additional hardware setups for basic needs.

While it lacks advanced features like built-in Wi-Fi or support for other providers, its focused design makes it easy to maintain and troubleshoot. The limitation to Xfinity ensures optimized performance within their specific network infrastructure, which can be beneficial for consistent voice and data quality.

If you are an Xfinity subscriber looking to save on rental fees while maintaining clear phone service, this modem is a practical choice. It balances cost and performance well for standard household needs without overcomplicating your home network configuration significantly or unnecessarily for most users.

Cost Effective Ownership

Owning this modem allows you to reduce annual cable bills by avoiding monthly equipment rental charges entirely over time.

Simplified Voice Integration

The two built-in phone ports connect directly to your analog phones for seamless integration with your existing Xfinity voice service.

Its 32×8 channel bonding provides ample bandwidth for households requiring high internet speeds alongside voice services. The modem is designed to work with telephony features but buyers must verify compatibility carefully since it explicitly excludes certain major providers like Cox to avoid issues.

Given the mixed reviews and compatibility warnings, this device requires careful consideration before purchase. Ensure your provider is fully supported to avoid potential return fees or activation failures that could disrupt your internet and voice services unexpectedly.

If your ISP is listed as compatible and you need advanced DOCSIS 3.1 features, this modem could be viable. Otherwise, exploring alternatives with broader provider approval and higher user ratings may result in a smoother experience for your home network.

Advanced Channel Bonding

With 32 download channels and 8 upload channels this modem handles heavy data traffic efficiently for modern internet usage needs.

Four Gigabit Ethernet ports provide ample wired connections for multiple devices like gaming consoles and computers. The integration of voice capabilities with DOCSIS 3.1 technology ensures you are prepared for future speed upgrades while maintaining crystal clear telephone service quality.

While it requires a separate router for wireless connectivity the performance and build quality justify this setup. The enhanced call features like caller ID and conference calling are fully supported making it a complete solution for voice and data needs in one device.

For households prioritizing wired stability and voice quality on Xfinity networks this modem delivers consistent results. Investing in a compatible Wi-Fi router alongside this unit will provide full coverage without compromising the speed and reliability this hardware offers effectively.

Enhanced Call Management

Enjoy advanced telephony features including three-way calling and call forwarding directly through your modem connection.

Future Ready Speeds

The DOCSIS 3.1 certification supports upcoming speed tiers ensuring your voice and internet services remain current.

With four Gigabit Ethernet ports and two voice ports this unit handles multiple wired devices and telephone lines simultaneously. The included AC2350 Wi-Fi router provides coverage for wireless devices and allows app-based management for easy configuration and parental controls.

While the combo design reduces cable mess it means a single device failure affects both internet and voice. However for Xfinity users this integrated approach saves space and rental fees while delivering consistent performance across both services effectively.

If you prefer a unified network solution and want to avoid buying separate router hardware this combo is a strong candidate. Just ensure your home size matches the router coverage capabilities for optimal wireless performance throughout your space.

Simplified Network Setup

Combining modem and router functions reduces the number of devices on your desk and simplifies power connections.

App Control Features

Use the SURFboard Central app to monitor devices set time limits and pause internet access easily.

It features a 2.5 Gigabit Ethernet port that enables faster wired connections than standard 1 Gig ports. Compatibility with Xfinity Spectrum and Cox makes it versatile for different cable providers but it lacks any voice or wireless capabilities included.

Because this unit is a modem only you must pair it with a separate router to access Wi-Fi and connect multiple devices. This separation allows you to choose the best router for your needs while ensuring maximum internet speed performance for data.

If you need raw internet speed without phone lines this modem delivers excellent results. It is a reliable option for users who want to avoid rental fees and maintain control over their networking hardware choices effectively.

Multi-Gigabit Performance

Designed for the fastest cable plans this modem unlocks speeds that support 4K streaming and large file downloads easily.

With AX2700 speeds and support for major providers like Xfinity and Spectrum it offers reliable performance. However it lacks any telephony ports so it is not suitable for users who require physical phone line connections through their modem unit.

The inclusion of Wi-Fi 6 ensures better efficiency and capacity for modern smart home devices. This makes it a strong choice for data-focused users who need robust wireless connectivity without the constraints of older networking standards or limited provider compatibility.

For those prioritizing wireless performance and broad provider compatibility this combo unit is a solid investment. Ensure you do not need built-in voice features before purchasing as this device is dedicated purely to internet data services.

Next-Gen Wi-Fi

Supports Wi-Fi 6 for faster speeds and better performance in congested wireless environments.

With support for speeds up to 2.5Gbps and a 2.5Gbps Ethernet port this modem ensures you can utilize the fastest plans available. It works with most major cable providers ensuring flexibility for users across different regions and networks.

However it does not include voice ports so it is suitable only for data-focused households. If you need physical telephone lines you may need to look elsewhere or pair this with a separate VoIP adapter for calls.

For users seeking maximum speed and future proofing this modem is an excellent choice. It delivers reliable performance and broad compatibility without compromising on the high-speed capabilities modern internet demands require.

Future Ready Tech

Mid/High-Split DOCSIS technology prepares your network for upcoming speed upgrades without needing hardware changes.

Link aggregation allows you to combine ports for higher wired speeds which is useful for power users with multiple high-speed devices. While it lacks built-in voice features it provides a solid foundation for a modern high-speed home network setup.

You will need to pair this modem with a separate router for Wi-Fi and full network coverage. This separation gives you flexibility to choose the best router for your specific needs while maintaining top-tier internet performance.

If you prioritize raw speed and reliability over voice features this modem delivers excellent value. It is a strong option for households focusing on data connectivity and gaming performance without compromising on stability.

Link Aggregation

Combine Ethernet ports to increase bandwidth for devices needing faster wired connections than a single port allows.

With support for most major cable providers this modem ensures compatibility across different regions. It does not include voice ports so it is best suited for households relying on mobile phones or separate VoIP services for calling.

The enhanced upload speeds make it a great choice for video conferencing and cloud backups. Pair it with a high-performance router to ensure wireless devices also benefit from the speed improvements this modem provides.

For users needing strong upload capabilities and broad compatibility this modem is a strong option. It delivers reliable performance and ensures your network is ready for future internet speed upgrades effectively.

Enhanced Uploads

Faster upload speeds support smooth video calls and quick file transfers for remote work and content creation.