Internet download speeds up to 172 mbps and upload speeds up to 1 mbps based on your cable. Thanks to a download speed of up to 160 mbps in docsis 3. I went from a fully working 100 mbps plan with an arris sb6121 to a 600 mbps plan with a new arris sb8200. Aug 10, 2020 if youre looking to compare the arris surfboard sb6183 vs. Sb6121 by arris motorola information and hardware knowledge base. Its capable of bonding up to 32 downstream and 8 upstream docsis 3. They range in speed from 686 mbps up to 1,400 mbps.
Like other cable modems, each model is rated for a different upload and download speed, which affects how fast pages, videos, audio, and other web applications will work. If you own a retail arrismotorola sb6121 or sb6141 modem. Just got mail saying my speeds are going from 75 to 100 and that my modem sb6121 isnt compatible. Other technical details brand arris series sb6121 item model number sb6121 item weight 1. Getting started getting started the surfboard sb6121 docsis 3. The sb6121 is the slowest of the series and is an ideal modem for plans up to 150mbps. As more cable providers upgrade the services to offer docsis 3. Be sure to compare the price of the sb6141 modem as it delivers higher speeds and it sometimes priced cheaper than its slower model.
Building upon the success of the sb6121, arriss surfboard sb6141 enhances your personal media experience, at lightningfast broadband speed. Be sure to compare the price of the sb6141 modem as it delivers higher speeds and it sometimes priced. You can use your sb6121 to directly connect a computer to your home or small business lan through an ethernet connection. Mar 23, 2014 i was getting very slow internet speeds of 5 mbs down and 1 up on a 50 mbs. Basically, call your internet provider, inform them you bought this modem. Best modem super speed arrismotorola surfboard sb6141 docsis. Arris portfolio includes communications infrastructure, enterprise mobility solutions, digital settops, cable modems, mobile phones and bluetooth accessories. After installing the new modem sb6121, i am getting downloads of 30 mbps a 50%. Arris is known around the world for innovation in communications.
The sb6121 s higher speed services enable operators to. Arris surfboard docsis 8x4 cable modem telephone certified for xfinity download speed. While the buffering has stopped, it has not improved my download speeds very much compared to my old modem. Motorola surfboard sb6121 user manual pdf download manualslib. Will my arris sb6121 limit my connection speed on a 105mbit connection. Building upon the success of the sb6120, the arris surfboard sb6121 delivers your complete personal media experience, at lightningfast broadband speed. The sb6121s higherspeed services enable operators to. Download speed internet download speeds up to 343 mbps. Like other cable modems, each model is rated for a different upload and download speed, which affects how fast pages. So while 4x4 modems like the sb6121 are frequently quoted as being able to provide up to 172 mbps download, they really can only supply a. Ethernet connects to the ethernet port on your computer.
The sb6121 is the ideal competitive solution for the highend residential user, the small home office. Motorola surfboard sb6121 overview and full product specs on cnet. Download speed internet, download speeds up to 343 mbps. I was getting downloads of 19 mbps and uploads of 3.
So if you have one of those plans 25, 50, 75 or 105mbps and a comcast rep tells you that your sb6121 modem is eol, tell them they are wrong and need to check the same approved modem list that they advertise to the world. Building upon the success of the sb6121, motorolas surfboard sb6141 enhances your personal media experience, at lightningfast broadband speed. Time warner cable approved modem speeds dont match up with. Feb 22, 2020 building upon the success of the sb6121, motorolas surfboard sb6141 enhances your personal media experience, at lightningfast broadband speed. In general, in daily use, you will typically get a download speed of between 30 to 40 mbps from a motorola sb6141 docsis 3. Before hand i got 100 mps down and 6 mpbs up, just as i should have. I would like to ensure that nothing went wrong during the provisioning stage e. Building upon the success of the sb6121, sb6141 and sb6183 arris surfboard cable modems the sb6190 enhances your personal media experience, at lightningfast broadband speed. For example, i was looking at the arris motorola sb6121 model, which is rated by the manufacturer for download speeds up to 172mbps, whereas its only rated 50mbps by twc. Internet speeds based on your cable providers service up to 172 mbps download and 1 mbps upload. This means you can rely on their legacy of serving trusted products to the consumers. Many cable users report speed gains on updating to a docsis 3. A new and improved version of the worlds most widely deployed docsis cable modems. Motorola surfboard extreme sb6121 used cable modem.
The internal filter helps minimize interference for enhanced performance. Strengthen your broadband leadership count on motorolas surfboard. It gives you four upstream and downstream channels with more than 100mbps in all directions. I have that motorola sb6121 modem which was on their approved list, and the technician isolated the problem to the modem. The company develops technologies, products and services that make mobile experiences possible. Motorola surfboard extreme sb6121 used cable modem docsis 3. The sb6121 delivers your complete personal media experience, at incredible broadband speeds. Enjoy a strong connection to your favorite content with the arris motorola sb6121 surfboard docsis 3. Do you want to research connection speed for arris group. The motorola sb6121 s colored graphicalicon led indicators are much easier to identify and read from. Enjoy lightningfast broadband speed and safer web surfing with the motorola surfboard extreme sb6121 222. Power connects the cable modem to the power adapter. Download speed 343 mbps 343 mbps 686 mbps docsis 3. I recently upgraded my cable modem from a old ubee docsis 3.
There is also a conservation switch for saving power. Building upon the success of the sb6121, arris s surfboard sb6141 enhances your personal media experience, at lightningfast broadband speed. With surfboard cable modems, high speed internet access is always at your fingertips always on and always connected. Will my arris sb6121 limit my connection speed on a. I have 50x10 comcast internet, and the fastest download speed i recorded was around 80mbs. Building upon the success of the sb6120, arris surfboard sb6121 delivers your complete personal media experience, at lightningfast broadband speed.
Sb6190 and even the sb8200 cable modems, youre on the right track because these are great motorola arris surfboard cable modems. Modem upgrade decreased download speed xfinity help and. Will my arris sb6121 limit my connection speed on a 105mbit. Coronavirus covid19 disruption our call center is experiencing a high number of calls due to the covid19 situation. Motorola surfboard sb6121 installation manual pdf download. Ive routinely hit 120 mbps downloads on it with my comcast service. The only reason you would need to upgrade this modem is if you want to go to a speed tier faster than the 105 tier. Aug 20, 2014 internet download speeds up to 343 mbps and upload speeds up to 1 mbps arrismotorola surfboard sb6141 docsis 3. This tool can average connection speed for any internet provider, country or city in the world. For the residential cable subscriber who wants a powerful modem capable of delivering a high speed data service at blazing fast speeds. Arris sb6183 vs sb6190 vs sb6141 chart sticky static. Motorolas surfboard sb6121 delivers your complete personal media experience, at lightningfast broadband speed.
Arris has a good line of cable modems, some which can also support other communication plans and features such as xfinitys voice service. Best modem for spectrum internet approved modems 2021. Arris surfboard sb6121 quick start manual pdf download. Building upon the success of the sb6120, motorolas surfboard sb6121 delivers your complete personal media experience, at lightningfast broadband speed. In addition, the arris motorola sb 6141 model is rated by the manufacturer for download speeds up to 343 mbps, whereas twc rates it at 100 mbps. The upstream is great, but the downstream is terrible. Troubleshooting comcast slow cable modem speeds isps. Motorola surfboard sb6121 user manual pdf download. The arris surfboard sb6121 has the following ports available on the back of. Jan 07, 2021 surfboard modems have been with us since 1997, when they were launched for the very first time. When i installed the modem i direct connected to one of my computers, when i powered it up the install and activation proceedure was simple and fast, took less than 10 minutes overall.
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