NETGEAR

NETGEAR Nighthawk C6900-100NAS Dual Band AC1900 Cable Modem Router

Name: NETGEAR Nighthawk C6900-100NAS Dual Band AC1900 Cable Modem Router
Brand: NETGEAR
SKU: B07GZ1XBHZ

Status: NETGEAR Nighthawk C6900-100NAS Dual Band AC1900…: Unavailable on Amazon as of 2026-10-18 16:23 UTC. SpecPicks has no in-stock listing with matching specs on file; the search below lists current offers. eBay sellers may still list this model new or used.

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Bottom line: The NETGEAR Nighthawk C6900-100NAS Dual Band AC1900 Cable Modem Router: Modem and router in one box - no second device, no extra outlet or shelf space; main trade-off: DOCSIS 3.0, not 3.1, so multi-gig cable plans will outrun it.

Unavailable on Amazon as of 2026-10-18 16:23 UTC

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Currently unavailable on Amazon. Not the same product — 3 in-stock alternatives:

Similar: NETGEAR Nighthawk Smart Wi-Fi Router — $174.98 on Amazon as of 2026-10-21 16:23 UTC (price may vary).

View Current Price — $174.98

Similar: NETGEAR Nighthawk Cable Modem and WiFi 5 Router… — $126.71 on Amazon as of 2026-10-21 00:16 UTC (price may vary).

View Current Price — $126.71

Similar: NETGEAR AC1900 Dual Band WiFi Gigabit Router — $39.99 on Amazon as of 2026-10-21 02:16 UTC (price may vary).

View Current Price — $39.99

Original listing (currently unavailable) → Compare to similar networking

By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-18

Mike Perry — Hardware researcher since 2014. For home networking and Wi-Fi gear, synthesises manufacturer specs and independent reviews rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ Modem and router in one box - no second device, no extra outlet or shelf space
✓ AC1900 dual-band radios rated up to 1.9 Gbps combined for gaming and 4K streaming
✓ 24x8 channel bonding keeps HD streams stable when the household is all online
✓ 1.6GHz combined processor handles simultaneous streaming and gaming clients

Cons

✗ DOCSIS 3.0, not 3.1, so multi-gig cable plans will outrun it
✗ Cable-only: useless if you switch to fiber or DSL service
✗ All-in-one design means a modem failure takes your WiFi down with it
✗ Certification list covers Xfinity, Spectrum, Cox and Cablevision - verify your own ISP first

Manufacturer description

The Nighthawk AC1900 Cable Modem Router delivers WiFi speeds of up to 1.9 Gbps. It ensures uninterrupted HD video streaming with 24x8 channel bonding. It’s certified to work with cable Internet providers XFINITY from Comcast, Spectrum, Cox & more.The product is multiple voltage compatible that voltage arrange is100-240V

SpecPicks Verdict

SpecPicks scored NETGEAR Nighthawk C6900-100NAS Dual Band AC1900 Cable Modem Router using a rating × review-volume × price-fit model applied to published specs and reviews across the networking category. NETGEAR's networking lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for networking of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

input voltage：100 -240V
EXTREMELY FAST WiFi—Up to 1.9 Gpbs combined WiFi speed for extreme gaming and streaming
1.6GHz combined processor speed boosts performance for streaming & gaming
Two-in-One - Cable Modem + WiFi Router
Save up to $120 a year - No rental fees
Ideal for XFINITY from Comcast, Spectrum, Cox, Cablevision & more

Full Specifications

Brand	NETGEAR
Color	Black
Voltage	100240 volts
Coverage	Large homes
Frequency	1.6 GHz
Model Name	C6900-100NAS
Antenna Type	Fixed
Connectivity	WiFi
Model Number	C6900-100NAS
Built-In Media	router
Control Method	Touch
Controller Type	Touch
Mfr Part Number	C6900-100NAS
Number of Ports	3
Special Feature	DOCSIS 3.0 Cable Modem Routers, WiFi Cable Modem Routers
Antenna Location	Gaming
Wi-Fi Generation	Wi-Fi 5
Security Protocol	wpa2-psk, wpa3
Compatible Devices	Personal Computer
Data Transfer Rate	1.9 gigabits_per_second

Ready to buy?

Amazon shows no buyable offer for NETGEAR Nighthawk C6900-100NAS Dual Band AC1900… at the last check. A similar in-stock product is NETGEAR Nighthawk Smart Wi-Fi Router. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Similar — $174.98