Cat6 Vs Cat7 – What’s the Difference?


There are several pros and cons of using Cat6 and Cat7 cables in a home network. Here, you’ll learn about their respective specifications, advantages, and disadvantages. In addition, we’ll outline the differences between these two types of cables, including the difference in performance. Continue reading for more information. And remember that these cables are backwards compatible, making them compatible with both cat5 and cat6 devices.


There are two kinds of cable available on the market today: Cat6 and Cat7. The two types are physically different and have completely different features. However, both are rated by the same organization, the TIA, for telecommunications. Unlike CAT6, cat7 is backward compatible with CAT5 while CAT6 is backward compatible with both CAT5 and LAN cables. However, not all devices and networking gear support cat7.

As you can see, CAT6 is the upgraded version of cat5e, allowing for higher speeds and better signal-to-noise ratio. Moreover, cat6a has a thicker and less flexible sheathing, making it more suitable for industrial use. On the other hand, Cat7 has two shielding layers, making it durable and resistant to the effects of environmental changes. Its versatility and cost are also two major advantages of this type of cable.

The major difference between the two is their cost and installation cost. Although both types of cable come with decent transmission rates, cat6a cables will reduce their speed when used for longer distances. Moreover, the minimum frequency for cat6 cables is 500 MHz, and it’s less than double the speed of cat6 at 100 meters. Further, cat6a cable is not as stable as cat7, and it will need more tools to install it.

Advantages of Cat6 over Cat7

If you’re in the market for a new wiring system, you may be wondering what the differences are between Cat6 and Cat7. The difference between these two types of cables is in the amount of bandwidth they provide. While the former is generally considered the better choice for a home computer network, CAT7 is often better for enterprise networks. Its increased shielding and lower cost make it a better choice for datacenters, large enterprise networks, and other environments where bandwidth is critical.

Generally, Cat6 is faster than CAT7 and can handle speeds up to 250MHz. It is also easier to terminate and bend, so it’s typically less expensive than Cat5. But with all of its benefits, it’s not necessary to upgrade your existing wired network. If you’re looking for an affordable solution, Cat5 is a great choice. And if you’re just starting out with wired networking, you might not need a high-speed cable at all.

Despite its superior speed and capacity, CAT6 alone is not enough to achieve high transfer rates. You also need to consider your computer network’s capacity, as the cable’s overall capacity is determined by your routers and switches. To take full advantage of the speed and bandwidth potential of Cat6a, make sure that your network equipment is gigabit-capable. Fortunately, a new cable called CAT6a was designed to solve the problems with older Cat6 cable. The new cable is compatible with both older and newer models and offers a significant increase in frequency.

Disadvantages of Cat6 over Cat7

When comparing the speeds of Cat6 and CAT7, it is important to consider the shielding of the cable. However, unlike the CAT6a, CAT6 cables are not shielded. They must be screened, which can reduce noise, crosstalk, and errors from other devices. Another important advantage of CAT6 is compatibility with the more modern Gigabit Ethernet.

Compared to Cat6 and its predecessor, the bandwidth of Cat7 cables is higher. Bandwidth indicates the frequency of signals that are passed through the cable and therefore, the speed at which data can be transferred. Hence, a higher-category cable is better for higher-speed connections. The speed of Cat6 varies according to distance, but in general, Cat6a can transfer up to 1,000 Mbps. However, once the cable is shortened to 15 meters, Cat7 will only transfer about 1500 MB/s.

Another key difference between Cat6 and Cat7 is their lifespans. Cat6 has an estimated lifespan of 10 years, while the Cat7 cable has a lifespan of 15 years. The longer lifespan of Cat7 cables is due to the heavier copper and insulation that shield the wires. Cat7 is also suited for datacenters and enterprise networks. A business should decide which is best for its needs before deciding on the cable to use.

Advantages of Cat7 over Cat6

If you are planning to install a network cable, you should know about the differences between CAT6 and CAT7. They both use the same type of connector, but they come with slightly different features. This article will give you a short overview of these two standards. Cat5e is the most common type of Ethernet cable and is ideal for home and office use, while Cat7 is better for data centers and large enterprise networks.

CAT7 cables offer greater flexibility for cabling and will save you money if you need to rewire in the future. In addition to increased flexibility, they also offer more power and lower voltage drop. CAT7 is double shielded, making them more durable. While CAT6 is suitable for short runs and gaming, it isn’t recommended for long distances. This article will outline the advantages of each cable.

Another major difference between CAT6 and CAT7 cable is frequency. CAT7 is capable of handling higher frequencies than Cat6, allowing data to be transferred 10,000 times faster. With a frequency of 600 MHz, Cat7 cables can support data transfer speeds of up to 10 Gbps. This makes them perfect for implementing your home automation ideas. A good tip is to leave all wiring to the professionals. However, if you are considering a smart home automation project, Cat7 is a great choice.

Disadvantages of Cat7 over Cat8

Compared to Cat6A, Cat7 has more advanced shielding. This type is characterized by double shielding and the ability to support up to 10 Gigabit networking. However, Cat7 is slightly stiffer, requiring special GigaGate45 connectors for termination. For this reason, some companies will still choose Cat6A, which is cheaper and still offers shielding against interference around high-voltage lines. However, if your network needs the highest possible performance, it would be wise to go with Cat7 instead of Cat8.

Although the speed of Cat7 is excellent, there are other issues with this cable. Cat7 cables use GG45 connectors, which is unrecognized by the TIA/EIA standards. They are also less flexible than previous ethernet cable versions. Because of this, they aren’t suitable for every application. In general, however, Cat7 cables are cheaper than Cat8.

While Cat6a cable is more flexible and cheaper, a high-speed network is best served with Cat8. The latter is not compatible with Cat6a or Cat5e. Regardless of the reasons for your network’s needs, make sure to choose a cable that fits within your budget and your network’s requirements. It will make your life easier, but you’ll have to pay for it.

Which you should buy and why

Which cat6 vs cat7 you’ll need depends on your network needs. A cat6 cable is more affordable and will still provide a good internet connection. A cat7 cable offers more protection, is stiffer, and is designed for more demanding applications. Cat7 is also better for datacenters and large enterprise networks, but if you’re on a tight budget, you might want to consider a cheaper alternative, such as cat6a.

Cat6a is thicker, less flexible, and better suited for industrial environments. A Cat7 cable supports up to 10 Gbps. Although it has not yet been approved by the Telecommunications Industry Association, laboratory testing has shown that it is capable of transmitting 40 Gb over 15 meters. Cat8.1 are not widely used and are reserved for testing standards with high data rates.

Another factor in deciding which type of cable to purchase is transmission frequency. Cat6 has a transmission frequency of 250 MHz, while Cat7 is 600 MHz. Moreover, both types of cable have the same maximum length of 100m, making it the better option for upgrading or building new homes. The longer the cable, the better, but both types of cables are more expensive. Besides, CAT7 network cable is faster and offers better insulation, so if you’re looking for a 10G network, Cat5e is probably the better choice.

Also read: Cat 7 vs Cat 8

I am a computer engineer holding a bachelor's degree in Computer Science, complemented by a Master's in Business Administration from University of Strathclyde, Scotland. I currently work as a Senior IT Consultant in Melbourne, Australia. With over 15 years of...