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DOCSIS 2.0 vs 3.0 vs 3.1 – Comparison [Is it Worth Upgrading My Cable Modem in 2021?]

DOCSIS 3.0 vs 3.1

In 2021, there’ll be a wide upgrade over the transmission of the internet. The introduction of DOCSIS has changed the levels of internet usage of the people. DOCSIS or as we know as Data over Cable Service Interface Specification is the standard of permits that allow you to get high-bandwidth data transfer results. With the help of DOCSIS cables, you are expected to receive the best standard of internet transmission. The standard of DOCSIS modems is actually great to use. Usually, the DOCSIS modem started from the 1.0 generation and now it is being upgraded to the DOCSIS 3.1 modem type. If you wish to know the difference between DOCSIS 2.0 vs 3.0 vs 3.1 this guide is all that you need.

DOCSIS Modem and Uses

DOCSIS Cable modems are composed of coax cables that allow you to get digital transmissions cable modems do work as digital translators that will help you in receiving data signals. When ISP sends over signals, they get translated to the digital language. There are different standards for a cable modem and it would be right to say, DOCSIS is the most upgraded standard out of them. It is important to know about the DOCSIS standard of cables that allows you to get easy connectivity. The best part is, with the help of DOCSIS standard cables, it becomes easier to transmit the data through these cables.

Uses of DOCSIS

  1. One of the most important uses of DOCSIS cable modems is to communicate with the ISP network. It helps you to establish a direct bridge between the network operator and the data that is required.
  2. DOCSIS has been the go-to type of media transmission for everyone. With the help of the highest grades of network transmission, it becomes easier to use bundling services. The voice integrated platforms work out in many cases to provide you with better reliability of data transmission.
  3. The other reason why people have enormous trust over the introduction of DOCSIS is mainly because of the upgrading internet speed. Regular coax cables used to provide limited internet speed for uses. However, the uses of DOCSIS have brought up a new dimension and now it is capable of delivering almost 1 Gigabit speed per second.

Comparison of DOCSIS Modem(1.0 vs 1.1 vs 2.0 vs 3.0 vs 3.1)

HighlightsDownstreamUpstreamPublication Date
DOCSIS 1.0Initial cable broad-band technology, high-speed internet access40 Mbps10 Mbps1996
DOCSIS 1.1Added voice over IP service, gaming, streaming40 Mbps10 Mbps1999
DOCSIS 2.0Higher upstream speed, capacity for symmetric services40 Mbps30 Mbps2001
DOCSIS 3.0Greatly enhances capacity, channel bonding, 1Pv61 Gbps100 Mbps2006
DOCSIS 3.1Capacity and efficiency progression, OFDM, wide-band channel1 Gbps1 – 2 Gbps2013
FULL DUPLEX
DOCSIS 3.1
Symmetrical streaming and increased upload speeds1 Gbps10 Gbps2017

Related Topic: DOCSIS Cable Modem T1, T2, T3, T4 & T6 Timeouts Error?

Check Main Key Differences Between DOCSIS 3.0 and 3.1

Feature Wise DifferenceDOCSIS 3.0DOCSIS 3.1
Maximum upstream speed200 Mbps1 Gbps
Maximum downstream speed1 Gbps
10 Gbps
Throughput256-QAM (42.88 Mbps per 6 MHz channel)4096-QAM (1.89 Gbps per 192 MHz channel)

DOCSIS 1.0

The inaugural version of DOCSIS was carried out for the first time in the late 1990s. It all began back in the year 1997 with the introduction of DOCSIS 1.0. It was originally created to simplify the procedure of internet access. It helped everyone to achieve a bandwidth of 40 Mbps. Although the upstream limit was set to 10 Mbps. However, the major change started coming up with the introduction of VoIP services as well as the QoS included with this. Because of this, DOCSIS 1.1 was introduced quickly enough. It helped to meet the requirements of a higher-end of encryption, specifically the DES 56 data transmission. For cable TV subscribers, this standard of coax cable brought out the digital boom.

DOCSIS 2.0

Just after three years, a new version of DOCSIS was launched and it gave up a new identity to the coax cables. The launches of DOCSIS 2.0 brought up a big change in the inclusion of VOIP services and gave you a great result. It was around 2002 when DOCSIS 2.0 got introduced to the market for the first time ever. It was an important upgrade required to meet the increased demand for networks. As a result, the maximum speed and the version were accordingly pulled up. Coming to the technical abilities, it gives people the use of a higher and better bandwidth that included 40 Mbps download speed while the upload speed was around 30Mbps. Because of this, a wider band was made available that allowed better upstream direction. You could easily get better modulation results.

DOCSIS 3.0

The involvement of DOCSIS 2.0 was surely bringing up better compatibility for most of the devices. But, it was evident that the D 2.0 would not be enough to provide the requirement for the next few years. To meet up the requirements, coax cables are required to be speed boosted. Now comes DOCSIS 3.0 which was launched right back in the year of 2006. Probably, this was the highest upgrade available from any type of coax cables that are available. This was the first time a coax cable was introduced that included everything from a higher channel bonding along with IPv6 function and also AES encryption. Coming to the technical aspirations, the involvement of connecting to both 6 and 8 MHZ proved to be highly beneficial.

Ever since D3.0 has been launched, it has become the epitome of standardizations in coax cables. This product came up with a higher bonding channel that allowed you to get at least 340 Mbps speed without any long latency. Because of this, the device could attain a possible speed of 120 Mbps while surfing. The DOCSIS 3.0 was introduced with the help of the HFC network. HFC is basically a Hybrid fiber coax that includes subsequent modifications to combat the higher requirement of internet data. Using this technology, it becomes much easier to get the HFC technology to bring up decent works.

DOCSIS 3.1

DOCSIS 3.0 was a great run and it almost served every standard and requirement. However, once HFC was created, the demands started to grow more. The introduction of HFC networks at the same time means that you will be getting better results. The D3.1 was originally introduced with a new physical layer. Because of this, it will also include a better OFDM that gives you a slight advantage over the previous version. The D 3.1 is an exclusive technology that has introduced the usage of Gigabit Network within the premises. As a result, it becomes better to use this new combination. You are sure to have a higher rating when it comes to bandwidth share.

Coming to the speed, the DOCSIS 3.1 has 50 % data usage in the downstream direction. When it comes to upstream, this product includes 66% integration. Thanks to the improved modulation, the coax cable could now be run with the help of 1024QAM to a higher limit of 4096QAM. This also includes the 3.1 version that provides you with better channels. Here, you may be able to get the 6 or 8 MHz channel width included in the previous iterations. As a result, you can expect this product to be delivering you a constant speed of 1 or 2 Gbps when the downstream is considered. It can form a block spectrum that has almost 200 MHz frequency.

What is DOCSIS 2.0?

The introduction of DOCSIS 2.0 is the third generation of coax cables available today. Right after DOCSIS 1.0 and 1.1, the introduction of DOCSIS 2.0 has brought up new technology in the market today. It was officially released right in the year 2001 and is now a very old standard of cable modems. However, there are still some cable companies that use this modem to allow limited internet speed. In real-time, DOCSIS 2.0 allows you to get downstream of 38 Mbps and upstream of 27 Mbps. However, the speed will always depend on multiple factors that allow you to get your job done faster.

Are there Any Downsides of Using DOCSIS 2.0 in 2021?

  1. DOCSIS 2.0 has become an old version. How many companies and routers are still compatible with this version of coax cable.
  2. The internet speed for using D2.0 is limited. It may not be able to match your HD movie streaming options regularly.
  3. The levels of security encryption for DOCSIS 2.0 are low. It does not include the highest standards of encryption. As a result, transmitting data over such lines could be a bit risky. 4. It does not come with HFC technology. The product might not be able to match the speed requirements.

What is DOCSIS 3.0?

DOCSIS 3.0 or D3.0 was originally launched in August 2006 and it is still one of the best in the coax cable industry. From the introduction of D3.0, you can get a hold of the HFC technology. As a result, you can get dual-band channels. D3.0 includes almost 32 downstream and 8 upstream channels as per the availability. Because of this, you will be able to use its product with a maximum capacity of 1 Gbps as a download speed. However, the upload speed is still restricted to 300 Mbps. Coming to the relatable uses the D3.0 is manufactured with spiral binding which means that they are much better and effective to transmit the data. It allows gaming streaming and a lot more other things that you would love to do for your regular uses. Of Course choosing, D3.0 will certainly provide you with all the basic needs.

Are There any Downsides of Using DOCSIS 3.0 in 2021?

The one major downside of using the D3.0 is the option of not being compatible with the major Gigabit Plants. From the source, the manufacturers make sure that they carry the big internet rates. As a result, it becomes easier to transmit high data packets through the D3.0 cables. But without this feature, this type of cable won’t be able to support the speed. As a result, the source hub and the destination will become extremely hot.

What is DOCSIS 3.1?

D3.1 is the latest technology that is available in the market today. With the help of this technology, it becomes much easier to transmit higher internet requirements. The D3.1 is capable of delivering over 1 Gbps of internet speed in the upload stream. When it comes to the download stream, the D3.1 could provide you around with 10 Gbps internet speed. The other specifications of using the DOCSIS 3.1 modem include a set of 32 channels for down streaming while there are 8 upstream channels. It was launched back in the year 2013 and now this product has been one of the biggest results that you can get.

Are There any Downsides of Using DOCSIS 3.1 in 2021?

The only thing to worry about the use of D3.1 is the price. The price for installing the OCSIS is extremely high.

DOCSIS 4.0 Technology Explained

DOCSIS 2.0 vs 3.0 vs 3.1: Which Modem Should I Choose?

Now you’ve gone through all three versions of DOCSIS and it’s important to know all about their specifications and features. Whether you would love to upgrade to a new version or not completely depends on the type of usage and also the requirements that you have. If higher speeds become a bigger concern for you, it is always important to choose a higher grade of coax cables. Surely having DOCSIS 3.1 over 3.0 and 2.0 would be a bigger upgrade. In 2021, if you purchase a router or a new device, it will be compatible with either DOCSIS 3.0 or 3.1. So it’s better to choose between these two standards of coax cables.

Coming to the specifications, both these models do have a better reputation to upgrade the speed. The DOCSIS 3.1 supports a direct upgrade to 1 Gbps of downstream speed while DOCSIS 3.0 supports a maximum of 40 Mbps speed to use. However, there are still some areas that require DOCSIS 2.0 to operate. This will depend a lot on your geographical location and the technology that is available here. So you need to consult with the ISP first in order to figure out the best solution for you.

Best DOCSIS 3.1 and DOCSIS 3.0 Modems?

Best DOCSIS 3.1 Modems

  1. Arris Surfboard SB8200 DOCSIS 3.1
  2. Motorola MB8611 DOCSIS 3.1 Multi-Gig Cable Modem
  3. NETGEAR Cable Modem CM1000 DOCSIS 3.1
  4. NETGEAR Nighthawk (CM1100) Multi-Gig Speed Cable Modem DOCSIS 3.1

Best DOCSIS 3.0 Modems

  1. Arris Surfboard SB6190 DOCSIS 3.0 Cable Modem
  2. TP-Link TC-W7960 DOCSIS3.0 Wireless WiFi Cable Modem Router
  3. NETGEAR Nighthawk AC1900 DOCSIS 3.0 Cable Modem
  4. TP-Link TC-W7960 DOCSIS3.0 Cable Modem Router
  5. Motorola MB7420 16×4 686 Mbps DOCSIS 3.0

Final words

Choosing between the highest standards of DOCSIS is always a good thing. Of Course, DOCSIS 3.1 is the latest amongst these three ( DOCSIS 2.0 vs 3.0 vs 3.1) necessary speed and higher upstream and downstream rates. However, choosing one between these versions completely depends on what your personal requirements are. I would personally go for the latest standard of cable modems because of the upgrades it provides. Do let us know about what is your preference between these three versions of cable modems.

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