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Best Optimum Compatible Modems in 2023

Best Optimum Compatible Modems

Are you considering upgrading your Optimum Internet setup by replacing the rented modem/router combo with a third-party cable modem? Whether you’re on Optimum’s fastest 1 Gig plan, the mid-tier 500 Mbps plan, or the slower 300 Mbps plan, this article aims to guide you in finding the best compatible options available in 2023.

Unfortunately, Optimum’s official list of supported devices includes subpar modems, and to make matters worse, they don’t provide a comprehensive list anywhere. However, if you want to unlock higher speeds and improved performance, you’ll need a highly efficient device.

I’ve received feedback from many readers who have fallen victim to unreliable lists, resulting in them purchasing modems that aren’t compatible with Optimum. To ensure the devices on my list actually work, I have included a screenshot of my conversation with Optimum’s chat support as proof.

When considering a modem, it should feature the latest DOCSIS technology, such as DOCSIS 3.1 or 3.0 (since DOCSIS 4.0 modems are not yet available), and offer higher speed capabilities and stability. It’s also important to choose a modem that suits your subscribed internet plan. There’s no point in investing in a gigabit modem if you’re subscribed to Optimum 300, or vice versa.

5 Best Optimum Compatible Modems in 2023

ARRIS SURFboard SB8200

The ARRIS SURFboard SB8200 is a highly acclaimed cable modem that promises exceptional performance and reliability. With its impressive features and compatibility with major cable internet providers, it has gained popularity among users seeking faster and more efficient internet speeds. In this comprehensive review, we will explore the key features, performance, setup process, and overall user experience of the ARRIS SURFboard SB8200.

The SB8200 boasts several notable features that contribute to its outstanding performance. It is equipped with DOCSIS 3.1 technology, which enables ultra-fast download and upload speeds, making it ideal for bandwidth-intensive tasks such as online gaming, 4K video streaming, and large file downloads. The modem also supports backward compatibility with DOCSIS 3.0 and previous versions, ensuring compatibility with a wide range of internet service providers.

When it comes to performance, the ARRIS SURFboard SB8200 shines. It supports up to 32 downstream and 8 upstream channels, allowing for concurrent data transmission and minimizing congestion. This translates into faster and more consistent internet speeds, even during peak usage hours. Users on high-speed internet plans, such as gigabit connections, will particularly benefit from the SB8200’s ability to handle large amounts of data with ease.

Setting up the SB8200 is straightforward and user-friendly. It features a simple plug-and-play installation, requiring users to connect the modem to their cable line and then to their router or computer. The modem’s intuitive web-based interface allows for easy configuration and management of network settings. Additionally, the SB8200’s compact design and sleek appearance make it a visually appealing addition to any home or office setup.

One of the standout advantages of the ARRIS SURFboard SB8200 is its broad compatibility with major cable internet providers. It is certified to work with popular providers such as Comcast Xfinity, Cox, Spectrum, and many more. This wide compatibility ensures that users can seamlessly integrate the SB8200 into their existing network infrastructure without any compatibility issues.

Overall, the ARRIS SURFboard SB8200 receives high praise from users. It consistently delivers fast and reliable internet speeds, enabling smooth streaming, lag-free online gaming, and efficient downloading. Users appreciate its sturdy build quality, stable connection, and the peace of mind that comes with owning a reputable and well-established brand like ARRIS. The modem’s compatibility with various ISPs and its ability to future-proof internet connections by supporting DOCSIS 3.1 technology make it a worthwhile investment for those seeking a high-performance cable modem.

In conclusion, the ARRIS SURFboard SB8200 stands out as a top-tier cable modem, offering impressive performance, seamless compatibility, and user-friendly setup. Whether you’re a heavy internet user, a gamer, or a household with multiple devices, this modem’s ability to handle high-speed connections and deliver consistent performance makes it a compelling choice. With its advanced features, reliable connectivity, and positive user feedback, the ARRIS SURFboard SB8200 proves to be a reliable and efficient solution for optimizing your cable internet experience.

Netgear CM1100

In the quest for a stylish and compatible modem for Optimum, the Netgear CM1100 takes the stage as a market leader with its impressive design and advanced features. Serving as a remarkable upgrade to its predecessor, the CM1000, this modem embraces future-focused DOCSIS technology. Join us as we explore why the Netgear CM1100 is an ideal choice for Optimum subscribers and how it redefines high-speed connectivity.

What sets the Netgear CM1100 apart is its utilization of DOCSIS 3.1 technology, enabling you to harness the power of 32 x 8 channel bonding support. This ensures consistent and blazing-fast speeds, even during peak usage hours. Furthermore, this modem is backward compatible, seamlessly integrating with legacy DOCSIS 2.0 devices, adding to its versatility.

With two Ethernet ports, each capable of reaching speeds of up to 1Gbps, the Netgear CM1100 opens doors to unparalleled connectivity possibilities. By leveraging link aggregation (provided two IPs are assigned), you can achieve multi-gig speeds over each port. This makes it an ideal choice for connecting to 4K streaming services and gaming consoles, ensuring a lag-free and immersive experience.

The Netgear CM1100 is designed to complement Optimum’s 1Gig plan, delivering speeds that justify its price tag. With practical download and upload speeds of 850Mbps and 55Mbps, respectively, this modem is well-suited for data-intensive tasks, catering to the needs of modern households.

Through extensive testing, the Netgear CM1100 proves its mettle, exhibiting no lag or throttling during demanding gaming sessions or high-definition streaming. You can enjoy uninterrupted and reliable connectivity, ensuring a smooth online experience.

The CM1100 stands out with its sleek and elegant design. Adorned in a grey plastic-clad chassis, it features a distinctive rose gold stripe with ten LED indicators on the front. The well-ventilated design, characterized by prominent heat-dissipating vents, keeps the modem cool, ensuring optimal performance. Compact and lightweight, measuring 8.8 x 3.4 x 5.9 inches and weighing only 1 pound, it seamlessly blends into any home or office setup.

Equipped with a robust multi-core chipset and 256MB of RAM, the CM1100 effortlessly cuts through interference for a seamless connection. The inclusion of 128MB of flash memory ensures efficient firmware storage. The modem also offers advanced features such as IPv6 support, future-proofing with OFDM/OFDMA support, and hassle-free installation.

For Optimum subscribers seeking to replace their rented modems, the Netgear CM1100 emerges as a top contender. Its sleek design, efficient heat dissipation, and powerful hardware make it an excellent choice for users with demanding workloads. Comparatively, the CM1100’s ultra-fast processing capabilities and congestion-cutting features set it apart from the competition. Upgrade your Optimum connectivity with the Netgear CM1100 and experience a new level of speed and reliability.

Motorola MG8702

For those seeking a modem-router combo that seamlessly integrates with high-speed plans, the Motorola MG8702 is a standout device. With its USB port and app support for effortless management, it surpasses expectations. If you’ve had your eye on the older Motorola MG7700, the MG8702 proves to be a superior choice, thanks to its advanced networking technology, offering both futuristic capabilities and faster performance. Join us as we explore why the Motorola MG8702 is an ideal fit for Optimum subscribers.

The MG8702 shines with its utilization of DOCSIS 3.1 technology, enabling ultra-fast data transmission speeds. With 32 x 8 channels, it provides ample bandwidth for multiple devices, ensuring a smooth and reliable connection. This Optimum-compatible modem is also backward compatible, working seamlessly with DOCSIS 3.0 and legacy devices, offering versatility and compatibility.

As a wireless router compatible with Optimum, the MG8702 boasts four Gigabit Ethernet ports, allowing you to connect to a variety of dependable smart devices. While Motorola doesn’t explicitly state link aggregation support, each port enables maximum data speeds of 950Mbps for downloads and 70Mbps for uploads over a wired connection. This makes it ideal for streaming, gaming, and video conferencing.

During testing with Optimum’s 1Gig plan, the MG8702 achieved wireless speeds of 700Mbps for downloads and 45Mbps for uploads over the 5GHz band. Even in the far band, it reached impressive speeds of 100Mbps for downloads and 15Mbps for uploads. Additionally, the MG8702 delivers an overall LAN wireless throughput of up to 3.7Gbps, regardless of the internet plan you choose.

The MG8702 features a sleek grey design, incorporating strategically placed heat-dissipating vents, ensuring optimal device temperature and performance. Its stable base provides a sturdy foundation, while the front-facing LEDs (9 indicators) and rear-facing LEDs (8 indicators) effectively communicate the status of the device. Measuring 9.5 x 2.8 x 9.75 inches and weighing 2.15 pounds, the combo strikes a balance between functionality and compactness.

Powered by an ARM-based chipset, the MG8702 delivers reliable and consistent signals, ensuring a seamless connection. With 512MB of RAM providing assistance, you can expect zero connection drops. The inclusion of a full-band tuner prioritizes traffic while maintaining energy efficiency. Additionally, MU-MIMO technology enables connectivity for over 30 devices on the network.

The MG8702 offers smart wireless network management through its accompanying app. This includes an array of features such as parental controls, speed testing options, power boost technology, range expansion capabilities beyond the assigned 2500 square feet, and beamforming technology to enhance the strength of each wireless connection.

For those in search of a powerful modem-router combo, the Motorola MG8702 is the ultimate solution. This device offers cost savings, simplified setup, and an aggregated speed of AC3200, comparable to individual routers. When compared to other products on the market, its 2-in-1 functionality and inclusion of a USB port set it apart. Upgrade your Optimum experience with the Motorola MG8702 and enjoy seamless integration, enhanced performance, and a host of advanced features.

Netgear CM700

When it comes to high-end budget modems, the Netgear CM700 proves that premium services can be obtained at an affordable price. This Optimum-approved modem offers exceptional performance without the worry of overheating. In comparison to its predecessor, the CM500, the CM700 stands as a significant upgrade with improved channel bonding support and faster transmission capabilities. Join us as we delve into why the Netgear CM700 is the perfect fit for Optimum subscribers seeking a cost-effective solution.

With the DOCSIS 3.0 standard, the CM700 becomes an outstanding choice at just $99, providing a reliable internet connection even during peak usage hours. The impressive 32 x 8 channel bonding ensures consistent and stable performance. Additionally, the CM700 is backward compatible, offering versatility and compatibility with various network configurations.

Ideal for Optimum subscribers, this modem features a single Gigabit Ethernet port, theoretically supporting a Gigabit connection. However, considering its hardware capabilities and price point, it is ideally suited for Optimum’s Internet 300 plan. During testing, download speeds reached up to 230Mbps, while upload speeds reached 15Mbps. These speeds are more than sufficient for demanding tasks such as gaming, 4K streaming, and everyday office work.

The CM700 shares a similar design with the previously reviewed CM1100 model. Compatible with major cable service providers, its sturdy base and well-designed heat-dissipating vents caught our attention. The device’s plastic-clad form factor not only provides a comfortable grip but also ensures efficient heat management. Additionally, five LEDs on the front panel indicate the network status, offering quick reference during outages.

Weighing a mere 0.55 pounds and measuring 6.6 x 5.2 x 1.7 inches, the CM700 boasts a premium aesthetic that rivals higher-priced models.

Equipped with a standard multi-core processor and supported by 256MB of RAM, the CM700 effortlessly handles office tasks and recreational activities. It is IPv6 compatible, simplifying the setup and configuration process. The modem’s auto-sensing technology intelligently prioritizes usage, enhancing overall performance.

Attention, budget seekers! The Netgear CM700, powered by DOCSIS 3.0 technology, offers a compelling solution as one of the top modems for Optimum subscribers. With its exceptional value-infused price tag, the CM700 outperforms other models in its price range. Experience premium performance without breaking the bank by choosing the Netgear CM700 as your Optimum modem of choice.

Arris Surfboard SB6190

Looking for an affordable replacement for your Optimum modem? Look no further than the Arris Surfboard SB6190. This modem offers a perfect balance of functionality and affordability, making it an ideal choice for basic internet requirements. With superior features compared to its predecessor, the SB6183, including 32 x 8 channel bonding, the SB6190 provides an impressive performance boost at an affordable price point. Join us as we explore why the Arris SB6190 is well-suited for Optimum subscribers seeking an affordable yet reliable modem.

The Arris SB6190’s support for DOCSIS 3.0 and 32 x 8 channel bonding technology makes it an excellent fit for both basic and mid-range Optimum internet plans. Its wider channels are also backward compatible, ensuring compatibility with older DOCSIS models. With a single Gigabit Ethernet port, you can easily connect the modem to your router or any bandwidth-intensive smart devices. During testing, the SB6190 delivered download speeds of close to 800Mbps with Gigabit internet and approximately 250Mbps/12Mbps (Download/Upload) with Optimum’s Internet 300 plan, offering consistent and reliable performance for various browsing needs.

Sporting a sleek rectangular design with a plastic-clad exterior, the SB6190 blends seamlessly into any setup. Its compact dimensions of 5 x 5 x 2.1 inches and lightweight construction of 1.13 pounds make it one of the more portable modems available. The front-facing LEDs provide clear status indications, while the heat-dissipating vents on the side ensure optimal cooling for uninterrupted performance.

Equipped with a dual-core chipset and backed by 256MB of RAM, the SB6190 guarantees minimal connection drops and smooth operation. The built-in tuner enhances energy management, contributing to an efficient and reliable performance. Additionally, the modem’s app-based setup and control offer convenient and user-friendly management options.

For Optimum subscribers in search of an affordable and compatible modem, the Arris Surfboard SB6190 is a top recommendation. With its impressive features and budget-friendly price tag, the SB6190 offers excellent value for money. While the processing setup may not be the most advanced, the SB6190 provides dependable performance, making it an ideal choice for those seeking an affordable yet reliable modem for their Optimum internet connection.

Buying Guide: Optimum Compatible Modems

When it comes to your Optimum internet connection, having a compatible modem is crucial for optimal performance and a seamless online experience. With numerous options available in the market, choosing the right modem can be overwhelming. Fear not! This comprehensive buying guide is here to assist you in finding the perfect Optimum compatible modem that suits your needs and enhances your internet experience. Let’s dive in!

Check Optimum Compatibility: Ensure that the modem you select is approved and compatible with Optimum internet service. Optimum provides a list of approved modems on their website, so cross-reference the models you’re considering with their list to guarantee compatibility.

Internet Plan Considerations: Consider the internet plan you are subscribed to with Optimum. Different plans offer varying speeds, so choose a modem that can support the maximum speed of your plan. For example, if you have a Gigabit plan, opt for a modem that supports Gigabit speeds to take full advantage of your subscription.

DOCSIS Compatibility: Check the Data Over Cable Service Interface Specification (DOCSIS) version supported by the modem. Optimum currently supports DOCSIS 3.0 and DOCSIS 3.1. DOCSIS 3.1 modems offer faster speeds and future-proofing, while DOCSIS 3.0 modems are more affordable and suitable for lower-tier plans.

Channel Bonding: Consider the channel bonding capabilities of the modem. Channel bonding allows for faster download and upload speeds, especially during peak usage times. Look for modems with higher channel bonding, such as 32 x 8 or 24 x 8, for improved performance.

Ethernet Ports: Check the number of Ethernet ports available on the modem. Having multiple ports allows you to connect wired devices directly, such as gaming consoles, smart TVs, or computers, without the need for additional switches or routers. Ensure the modem has sufficient ports to accommodate your wired devices.

Wireless Router Functionality: If you prefer an all-in-one solution, consider modems that include built-in wireless router functionality. These modem-router combos eliminate the need for a separate router, saving you space and potential compatibility issues. Ensure that the modem-router combo supports the latest wireless standards, such as Wi-Fi 5 (802.11ac) or Wi-Fi 6 (802.11ax), for optimal wireless performance.

Design and Size: Consider the physical design and size of the modem. Look for a modem that fits your aesthetic preferences and can easily blend into your home or office setup. Additionally, consider the dimensions and weight of the modem, especially if you have limited space or need a portable option.

Additional Features: Take note of any additional features offered by the modem. This can include features like USB ports for file sharing or printer connectivity, parental controls for managing internet usage, or advanced security features to protect your network.


By considering Optimum compatibility, internet plan requirements, DOCSIS compatibility, channel bonding, Ethernet ports, wireless router functionality, design, and additional features, you can make an informed decision when purchasing an Optimum compatible modem. Remember to research and compare different models, read customer reviews, and consider your specific needs and budget. With the right modem, you can unlock the full potential of your Optimum internet connection and enjoy a fast, reliable, and seamless online experience.