Netgear Nighthawk C7000 vs C6900 vs Arris Surfboard SBG7580ac

Netgear Nighthawk C7000 vs C6900 vs Arris Surfboard SBG7580ac

To obtain a high-speed Internet connection, it is a decent idea to purchase routers from leading brands like Nighthawk and Arris. When you require robust Internet connectivity at your home or commercial place or in a business setup, it is recommended to carefully look at the router’s specifications. Based on the connectivity speed and features needed, you can choose the preferred router model.

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Also Read: DOCSIS 3.0 Cable Modem

The present article gives sufficient insights into the Netgear Nighthawk C7000, C6900, and Arris Surfboar SGB7580AC. There are some prominent differences between each of these router models. The critical difference would be the chip used inside the modem. Let’s look at the description of each of these three router models and then look at their detailed comparison:

Netgear Nighthawk c7000:

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Initially, the Netgear Nighthawk C7000 may seem heavily priced, but this modern router completely justifies its price. Its tons of useful features make it a prevalent router model. Blended with outstanding performance and contemporary style, this Netgear router is usually preferred for household and commercial uses. Taking a look at its structure, it comes in a black plastic device and an appealing modern aesthetic. There is an array of LED lights on the front, indicating the high performance delivered. At the backside, you will observe enough ports like four Gigabit Ethernet ports, a USB 2.0 port, a port for the power cord, and a coax cable port.

Also Read: Best DOCSIS 3.1 Modems list

It is essential to discuss the essence of any router, i.e., the type of Internet connectivity it offers. With the help of three antennas built inside, this Netgear router boasts dual-band connectivity. Moreover, it presents a rated speed of AC1900, allowing it to deliver up to 600 Mbps and 1,3000 Mbps respectively on the 2.4GHz and 5.0GHz bands. This aspect indicates that this modem can keep up throughout the busiest times even with the poor Internet connection.  One of the most attractive characteristics of the C7000 is it is compatible with all leading cable internet providers. For example, it can work with the certification by Xfinity by Comcast, Spectrum, and COX.

At the output, it delivers improved WiFi performance with superior WiFi coverage. Compared to the cable modem providers with WiFi, this modem offers more features. Generally, it is observed that the C7000 is built for users demanding high speed. High-speed Internet connectivity makes sure all your challenging and urgent Internet-related tasks get accomplished without any delays.

It is found that this unit supports cable internet plans along with speeds reaching up to 400Mbps. As a result, quick, decent internet speed is conveyed. This speed will be suitable for HD streaming tasks and gaming. For typical functions in your PC or for intense gaming, the maximum speed of up to 1.9 Gbps will prove quite beneficial. As a result, you will enjoy continuous HD video streaming. Not just video streaming and gaming, but Internet connectivity is robust even for downloading. You can download any content at high speed, even during peak hours.

There are certain advantages when you begin using the C7000. These include a straightforward installation process, excellent wireless coverage, and no indications of heat issues. It is important to remember that before you begin pairing the first device, alter the passwords for the WiFi and the admin user. For ensuring maximum security, make sure you use 12 characters. Once the password is set, tap them to the unit’s base to ensure they do not get lost.


  • The Netgear Nighthawk C7000 supports WiFi coverage up to 1800 sq. Ft.
  • With its amplified antennas and the range enhancing Beamforming+ technology, reliable WiFi coverage is presented at the output.
  • The WiFi connectivity is seamless for up to 30 devices.
  • During its operation, it will intelligently choose amongst the dual bands. This is done to reduce interference and boost speed for your several intelligent wireless devices.
  • The super-fast wired connections are facilitated by the 2 USB ports and 4 Gigabit Ethernet ports. These connections will let you seamlessly connect your computer, game box, printer, storage drive, and several other devices.
  • The implemented modem technology is designed with 24×8 channel bonding as well as DOCSIS 3.0.
  • To present highs security, it incorporates parental controls. Moreover, there is support for WEP and WPA/WPA2 wireless security protocols.

Newer Model – SBG7600AC2: ARRIS SURFboard DOCSIS 3.0 Cable Modem

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Netgear Nighthawk C6900:

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The NETGEAR C6900 is widely identified as a versatile device because it can work as a router and modem. It works as a CableLabs DOCSIS® 3.0 two-in-one cable modem and as a WiFi router. While working as a cable modem router, this device provides high-speed Internet connectivity. This power Internet connection comes with the combined speeds reaching up to 1.9Gbps with the AC19000 WiFi. The robust Internet connectivity is facilitated by the high-powered amplifiers and the three dual-band internal antennas.

With the setup of the C6900, you will be able to save your money spent on the rental fees from the Internet service provider. This Netgear router device works well with XFINITY® from Comcast, Cox, Spectrum, Cox, and more in all cases. Once being setup, you will receive the fastest WiFi presently accessible on WiFi cable modem routers. Whether you want to play games, stream videos, or surf the web, everything is possible at excellent speed connectivity. Regardless of your position in the home, this router offers reliable WiFi coverage in your home.

It is true that the dropped connections will frustrate you and may deteriorate your ongoing tasks. With the implementation of the cutting-edge features from Netgear and the top-notch technology, the output signal will contain reduced interference. Consequently, you will relish reliable WiFi connectivity. This connectivity will be capable of fulfilling any simple or intense Internet connectivity demanding tasks.

The smooth and quick installation process is one of the critical traits of using C6900. The method of setup for smartphones, tablets, computers, and iPad is relatively easy. To enjoy the easy push-button-based WiFi connections (WPS), this device comes with Push ‘n’ connect feature. Once this device registers on the network, several indicators emit light continuously. The names of these indicators are Upstream, Downstream, Power, and Internet indicators. They will depict that this modem is online and works effectively.

On the back part of the C6900 modem, there are several ports included. These include a coaxial cable connector, Ethernet LAN ports, and power adapter input. The coaxial cable connector is helpful to connect your coaxial cable line. The power adapter input will connect the incorporated power cord. On the back, there is also a reset button included. You can use it to restore the default factory settings during odd events. It is this button that is recessed to avoid unintentional resets of your modem.

What makes the C6900 justifiable for its price is its excellent security offered. It will effectively maintain high security on your network to make sure your privacy is maintained safe while online. This device will prevent phishing and spyware. Moreover, it will restrict access for children and guests to ensure complete security.


  • In the C6900’s configuration, the efficient 1.6GHz processor improves the performance for gaming and streaming.
  • The Industry’s first 24×8 channel bonding offers the fastest download speeds reaching up to 960Mbps. This high speed is perceived even during peak hours.
  • It supports 24 downstream and 8 upstream channels.
  • It offers 600 Mbps at 2.4GHz with 256 QAM support and offers 1300 Mbps at 5GHz.
  • With the execution of Beamforming+, it will improve reliability, speed, and range supported for WiFi connections.
  • The WiFi speed reaching up to 1.9 Gbps is suitable for intense gaming and video streaming.
  • The DOCSIS 3.0 delivers up to 24 times faster cable Internet speeds compared to DOCSIS 2.0.
  • It comes packed with security features like parental controls and guest network access. With the parental controls, this device allows website filtering for every connected device. There is dedicated and secure access for guests to ensure the guests access your connection without any insecurity issues.
  • With WPA/WPA2 standards, a high level of wireless security is offered.

ARRIS SURFBoard, Model:SBG7580AC:

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The classic black colored ARRIS SURFboard SBG7580-AC is sold as a modem. It is a combination of three different devices in a single unit. First of all, it works as a fast pace 32×8 cable modem rated at 1.7 GHz. Next, it works as an AC1750 dual-band Wi-Fi router working at 1300 Mbps. The third form of this device is the 4 port Gigabit router, which works as a Gigabit Ethernet switch for any PCs that you need to connect to your network. Once you have set up this device, it will effectively power your system with the reliability and speed required for the applications demanding high bandwidth. The most exceptional specialty of this ARRIS router is there are no more dead spots. You need not overspend on monthly rental fees.

Unlike the compact-sized models offered by the cable provider, this device is a substantial-sized modem. Generally, this ARRIS device is found compatible with most US cable providers like Cox, XFINITY, and Charter. One significant aspect to note is that it will support 8 upload channels and 32 download channels when this device works as a cable modem. These support for download and upload speeds facilitate maximum download speeds up to 1.4 Gbps, and top Wi-Fi speeds up to 1750 Mbps. These speeds are ideal for video streamers and hardcore gamers.

What makes the incorporated router great is the implementation of the 802.11AC dual concurrent band technology. This suggests that the built-in router will support two frequencies, i.e., 2.4GHz and 5GHz. With support for 2.4GHz, the incorporated router can send signals through the walls with reduced degradation. Moreover, with the support for 5GHz, the incorporated router offers high throughput.

The excellent resilience to noise is another beneficial aspect of this ARRIS router. The quality of your signal degrades as you get farther from your ISP’s distribution point. Though the speed of your connection is high, if your sign possesses a poor quality, then it is sure that your relationship will lose 20 to 40% of its maximum speed. By setting up the SBG7580-AC, you would be capable of upkeep a high-speed connection. To drive the busy home networks, this Internet modem is the perfect solution. For online gaming and HD video streaming, this device is the best option. There would be no buffering or lagging behind issues.


  • In the working operation, 6 antennas enhance the signal strength for offering reliable service.
  • The Wi-Fi speed supported is up to 1750 Mbps.
  • The maximum download speeds offered are up to 1.4 Gbps.
  • It supports a maximum wireless data rate of 1300 Mbps and a maximum downstream data rate of 4 Gbps.
  • The maximum LAN data rate offered is 1000 Mbps, and there are 4 LAN ports included.
  • It supports the latest Internet standard – IPv4 and IPv6.
  • It allows connecting to more than 10 devices simultaneously.
  • The Wi-Fi beamforming conveys maximum coverage and high performance.

Comparison of Netgear Nighthawk C7000 vs C6900 vs Arris Surfboard SBG7580ac:

Netgear Nighthawk c7000

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Netgear Nighthawk c6900

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Product dimensions11.7 x 11 x 3.9 inches9.66 x 8.31 x 1.7 inches2.2 x 7.7 x 9.5 inches
Weight725.7 grams725.7 grams1.33 kg
Processor1.6GHz processor1.6GHz processorIntel 1.2 GHz processor
Wireless Protocol802.11a/b/g/n/ac802.11a/b/g/n/ac802.11a/b/g/n/ac
Compliant standardsIEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11nIEEE® 802.11 b/g/n 2.4GHz + 256 QAM support

IEEE® 802.11 a/n/ac 5GHz

Four (4) 10/100/1000 Mbps—(4 LAN) Gigabit Ethernet ports


802.11 ac
Connectivity supportedwired, wirelesswired, wirelesswired, wireless
Data Link ProtocolEthernet, Fast Ethernet, Gigabit Ethernet, IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11nEthernet, Fast Ethernet, Gigabit Ethernet, IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11nEthernet, Fast Ethernet, Gigabit Ethernet, IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
FeaturesBeamforming+, DLNA support, DoS attack prevention, NAT support, IPv6 support, ReadySHARE, Wi-Fi Protected Setup (WPS), Stateful Packet Inspection (SPI), guest access, and parental controlBeamforming+, DoS attack prevention, NAT support, IPv6 support, Push ‘ Stateful Packet Inspection (SPI), N’ Connect button, Wi-Fi Protected Setup (WPS), and parental control3T3R MIMO technology, IPv4 help, IPv6 support, DoS attack prevention, Quality of Service (QoS), and Wi-Fi Protected Setup (WPS)
Wi-Fi SpeedUp to 1900 MbpsUp to 1900 MbpsUp to 1750 Mbps
Frequency Band2.4 GHz / 5 GHz2.4 GHz / 5 GHz2.4 GHz / 5 GHz


InterfaceEthernet 10Base-T/100Base-TX/1000Base-T, modemEthernet 10Base-T/100Base-TX/1000Base-T, modemEthernet 10Base-T/100Base-TX/1000Base-T
Connector Type4 pin USB Type A, RJ-45F connector, RJ-454 pin USB Type A, RJ-45
Interface typeLAN, USB 2.0, WANLAN, WANLAN, USB 2.0
Number of antennas336
Power deviceexternal power adapter


external power adapter


AC 120/230 V, 50/60 Hz internal power supply
RAM256 MB256 MB
Line Coding Format256 QAM256 QAM16 QAM, 64 QAM
Number of LAN Ports4 Gigabit Ethernet ports(1) LAN Gigabit Ethernet port4
Number of USB 2.0 Ports211
In the BoxNetgear Nighthawk C700, a power cord, and Ethernet cableNighthawk AC1900 WiFi Cable Modem Router (C6900), Ethernet cable, Quick install guide, and Power adapterSBG7580 Wi-Fi cable modem, an AC power cord, and an Ethernet cable.

Concluding Note:

These three modems facilitate the reduced signal interference and robust wireless connectivity.  They are capable of boosting up the existing wireless speeds of your network and suit any bandwidth-intensive or straightforward tasks.

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