ARRIS SURFboard SB6121 Review: A Reliable Cable Modem

Are you tired of slow internet speeds and expensive rental fees from your cable provider? We have the solution for you.

Introducing the ARRIS SURFboard SB6121 cable modem. In this article, we will be reviewing its reliability and performance to help you make an informed decision.

With download speeds of up to 172 Mbps and upload speeds of up to 131 Mbps, this modem offers lightning-fast internet.

Stay tuned to find out if the ARRIS SURFboard SB6121 is the right choice for you.

Key Takeaways

  • The ARRIS SURFboard SB6121 is a certified refurbished cable modem that is compatible with most major cable providers.
  • It has a Gigabit Ethernet port and can support internet download speeds up to 172 Mbps and upload speeds up to 131 Mbps.
  • Customers have praised the performance and speed of the ARRIS SURFboard modem, as well as its easy setup and activation process.
  • Some users have experienced issues with certain cable providers and speed drops with refurbished units, but these problems were resolved by switching to the ARRIS SURFboard modem or using an older DOCSIS 2 modem.

Reliable Cable Modem Option

We found the ARRIS SURFboard SB6121 to be a reliable cable modem option for our internet needs. This modem, certified refurbished by the manufacturer, comes with all the original accessories and a 90-day warranty. It's compatible with most major cable providers, making it a versatile choice.

With its gigabit Ethernet port, it offers fast internet download speeds of up to 172 Mbps and upload speeds of up to 131 Mbps. This makes it suitable for streaming video and gaming on multiple devices.

The ARRIS SURFboard SB6121 is easy to set up and activate, and its compact size is an advantage compared to previous modems. However, it's important to note that it requires cable internet service and isn't compatible with Charter cable provider.

Detailed Features

Let's delve into the detailed features of the ARRIS SURFboard SB6121 cable modem.

This reliable modem, available in black, weighs 1.2 pounds and measures 2 x 6.4 x 8.7 inches.

It's a certified refurbished product that comes with all the original accessories and a 90-day warranty.

The SB6121 is a wired modem with a gigabit Ethernet port, allowing for internet download speeds of up to 172 Mbps and upload speeds of up to 131 Mbps.

It's compatible with most major cable providers, except for Charter.

This modem works with Windows, Mac, UNIX, and Linux operating systems.

Customers have praised its performance, ease of setup, and compact size.

Some users recommend purchasing a separate router for wireless connectivity.

Pros and Cons

When considering the ARRIS SURFboard SB6121 cable modem, there are several pros and cons to take into account.

On the positive side, customers have found this modem to be reliable and efficient, with good performance and speed.

The easy setup and activation process, as well as the compact size, have also received positive feedback.

Additionally, the refurbished units have been reported to appear new and work as expected.

However, there have been some issues reported.

Incompatibility and speed issues with certain cable providers have been a concern for some users.

There have also been reports of faulty refurbished units causing speed drops.

In such cases, reverting back to an older DOCSIS 2 modem has resolved the problem.

Concluding Thoughts

To wrap up, overall, the ARRIS SURFboard SB6121 cable modem proves to be a reliable and efficient choice for users seeking good performance and speed. This modem has received positive feedback from customers who were frustrated with rental fees from cable providers.

The easy setup and activation process, as well as the compact size of the modem, were also praised by users. Some customers recommended purchasing a separate router for wireless connectivity.

While there have been a few issues reported, such as incompatibility and speed issues with certain cable providers, these problems were resolved by switching to the ARRIS SURFboard modem. In rare cases, a faulty refurbished unit caused speed drops, but reverting back to an older DOCSIS 2 modem resolved the problem.

Frequently Asked Questions

Is the ARRIS Surfboard SB6121 Compatible With Fiber Optic Internet Providers?

Yes, the ARRIS SURFboard SB6121 is compatible with fiber optic internet providers. It is designed to work with most major cable providers, including fiber optic ones, for reliable and fast internet speeds.

Can the ARRIS Surfboard SB6121 Be Used With a Wireless Router for Wi-Fi Connectivity?

Yes, the ARRIS SURFboard SB6121 can be used with a wireless router for Wi-Fi connectivity. It provides fast internet speeds and is compatible with Windows, Mac, UNIX, and Linux.

Does the ARRIS Surfboard SB6121 Support Ipv6?

Yes, the ARRIS SURFboard SB6121 supports IPv6. It is important to note that not all cable providers may offer IPv6 support, so it is recommended to confirm with your provider beforehand.

What Is the Average Lifespan of the ARRIS Surfboard SB6121 Before It Needs to Be Replaced?

On average, the ARRIS SURFboard SB6121 lasts around 5-7 years before needing to be replaced. This reliable cable modem provides fast internet speeds and is compatible with most major cable providers.

How Does the ARRIS Surfboard SB6121 Compare to Other Cable Modems in Terms of Speed and Performance?

The ARRIS SURFboard SB6121 offers fast and reliable internet speeds, making it a great choice for streaming and gaming. Compared to other cable modems, it performs well and delivers consistent performance.

Conclusion

In conclusion, the ARRIS SURFboard SB6121 cable modem proves to be a reliable option for those seeking faster internet speeds and a cost-effective solution. With its impressive performance and easy setup process, this modem offers convenience and efficiency.

While there may be some issues with certain cable providers and refurbished units, overall, the ARRIS SURFboard SB6121 stands as a dependable choice for improving your internet experience.

Dive into the world of reliable and fast internet with the ARRIS SURFboard SB6121.

Leave a Comment