Nighthawk CAX80 DOCSIS 3.1 Modem Wifi 6 Router

Netgear introduces new Nighthawk CAX80 wifi 6 ax6000 router with built-in DOCSIS 3.1 cable modem. How good is this product compared with Surfboard SBG8300 cable modem router?

CAX80

With long years of its experiences in producing networking gears, Netgear has produced various models of cable modem with wifi devices and it is now reaching its top level product in cable modem with wifi when it released Nighthawk CAX80. This product is a wifi 6 ax6000 router with built-in DOCSIS 3.1 cable modem.

Netgear Nighthawk cax80 docsis 3.1 cable modem router
Netgear Nighthawk cax80 docsis 3.1 cable modem ax6000 router

Wifi 6 technology

In the previous era of wifi 5 technology, Netgear successfully marketed the Nighthawk C7000 wireless ac1900 with built-in 24×8 DOCSIS 3.0 cable modem, then followed by Nighthawk C7800 AC3200 with built-in DOCSIS 3.1 cable modem and another mesh wifi cable modem product – Orbi CBK40 mesh wifi AC2200 with a built-in 32×8 DOCSIS 3.0 cable modem. Now Netgear comes with Nighthawk CAX80  WiFi 6 router with built-in 32×8 DOCSIS 3.1 cable modem.

If it can be summarized, the last three cable modem router products released by Netgear at high speed can be seen in the following table.

 Nighthawk C7800Orbi CAX40Orbi CAX80
Cable ModemDOCSIS 3.132x 8 DOCSIS 3.02×2 OFDM, 32×8 DOCSIS 3.1
Downstream speedUp to 1,4 GbpsUp to 1.4GbpsUp to 1.4Gbps
Built-in wifi routerSimultaneous dual band AC3200 (2,200 + 1,000)Simultaneous tri-band AC2200 (866 + 866 + 400)Simultaneous dual band ax6000 (4.8Gbps + 1.2Gbps)
CoverageUp to 3,000 sq ftUp to 4,000 sq ftUp to 2,500 sq ft

The main competing vendor in cable modem is Arris with its Surfboard cable modem series, and up to Sep 2020 Arris doesn’t yet release a wifi 6 router with built-in cable modem. Arris just released Surfboard Max Pro AX11000 wifi 6 router as its top product so far.

And the latest product is still based on wifi-5 technology – the Surfboard SBG8300, the rival of Netgear C7800 Nighthawk X4s. See Surfboard sbg8300 vs C7800 Nighthawk X4s.

What if you need to add more coverage with this Cax80? Netgear is ready with its wifi 6 range extender, you can add Netgear eax20 ax1800 range extender or you can add similar ax6000 technology – the Netgear eax80 range extender.

Ethernet Ports

Netgear complements this Cax80 with 4x Gigabit LAN ports where two ports can be combined into aggregated ports for link aggregated bandwidth requirements up to 2Gigabit. Not just that, it also comes with one multi-gig 2.5Gbps LAN port should you require high speed Gigabit wired speed for NAS storage connection such as Asustor AS5304T that comes with two 2.5GbE for your personal private cloud.

Highlights

  • The first high speed wifi 6 ax6000 router with built-in DOCSIS 3.1 cable modem
  • High speed up to 1.2Gbps @2.4GHz with 4×4 1024 QAM and up to 4.8Gbps @5GHz with 4×4 1024 QAM for total bandwidth up to 6,000Mbps
  • Covers up to 2,500 sq ft connecting up to 30 devices
  • Built-in DOCSIS 3.1 cable modem 2×2 OFDM + 32×8 channel bonding, up to 1Gbps internet speed, support any cable modem providers
  • 4x Gigabit LAN ports with 2 link aggregated ports and One 2.5Gbps LAN port
  • 1x USB 3.0 port for share storage
  • Powered by 1.5GHz dual core processor

This product is tagged with the price around $429.99 in Amazon, and still cheaper than should you purchased separate DOCSIS 3.1 cable modem such as Netgear C1000 that costs around $155.00, plus wifi 6 router such as Netgear rax80 ax6000 that costs around $390.00 for total of around $545.0 and the good thing is you can reduce clutter of devices.

SHOP Now CAX80 or click here to learn more spec details

Nighthawk CAX80 vs Surfboard Sbg8300

Now, compare this product with the latest cable modem with router product offered by Arris – Surfboard Sbg8300 DOCSIS 3.1 wireless AC2200 router.

As reference take a look at the following spec comparison table between the two products to help you understand the differences.

Arris Surfboard sbg8300
Arris Surfboard sbg8300 DOCSIS 3.1 cable modem AC2200 router

Wifi

See that the main differences are wifi 6 technology and the embedded multi-Gig Ethernet ports offered by Nighthawk cax80. Cax80 offers total bandwidth up to 6,000Mbps as opposed to Surfboard which total bandwidth is up to 2,200Mbps.

Ports Interface

Cax80 is equipped with 4xGigabit Ethernet ports for LAN, same as Surfboard. However, Cax80 add one more port – the Multi-Gig 2.5Gbps LAN port for high speed wired connection such as NAS with multi-gig port.

All other cable modem specs are the same DOCSIS 3.1 cable modem.

Table 1 Netgear cax80 vs Surfboard sbg8300

Cable modem with wifi modelNighthawk CAX80Surfboard Sbg8300
Wifi technologySimultaneous dual band ax6000 wifi 6 technology  with 8-streamsSimultaneous dual band AC320
Wifi speeds2.4GHz AX: 4×4 (Tx/Rx) 1024 QAM 40MHz, up to 1.2Gbps 5GHz AX: 4×4 (Tx/Rx) 1024 QAM 160MHz, up to 4.8GbpsUp to 2,200Mbps @5GHz and up to 1,000Mbps @2.4GHz
Ethernet PortsFour (4) Gigabit Ethernet LAN ports Dual Gigabit Ethernet Port Aggregation One (1) 2.5Gbps Ethernet Port4xGigabit Ethernet LAN ports
USB ports1x USB 3.0 for storageN/A
Cable modemDOCSIS 3.1 with OFDM 2×2+ 32×8 channel bondingDOCSIS 3.1 2×2 OFDM ready up to 9Gbps / 32×8 channel bonding speeds of up to 1Gbps internet downstream
ProcessorDual core 1.5GHz processorUnspecified
Price (Jul 2020)$429.99$299.99

With the price difference around $130, Nighthawk cax80 is still worth of purchase instead of purchasing separate DOCSIS 3.1 cable modem plus wifi 6 ax6000 router.

Click here to learn more details Surfboard sbg8300

Related products

For other wifi 6 routers you may also consider Netgear Rax120 and Asus ax89x; see Asus rt-ax89x vs Netgear rax120 ax6000 routers. Or see the lower speed of Asus rt-ax3000 and TP-link.

For standard homes usage, you may consider affordable Rock Space AC1200 mesh wifi and D-link Covr AX1500 router.

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