Amazon Renewed
Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility Cable Providers including Xfinity by Comcast, Cox (Renewed)
Bottom line: The Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility ($76.91 on Amazon as of 2026-10-06): Modem and WiFi router in one box, no second device to power or place; main trade-off: not compatible with Verizon, Spectrum, AT&T, CenturyLink or DSL.
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*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Modem and WiFi router in one box, no second device to power or place
- ✓ Certified for Xfinity by Comcast and Cox cable service
- ✓ Rated for cable plans up to 800Mbps
Cons
- ✗ Not compatible with Verizon, Spectrum, AT&T, CenturyLink or DSL
- ✗ Will not work with bundled voice or phone service plans
- ✗ Renewed unit, so cosmetic wear and prior use are expected
- ✗ 800Mbps ceiling limits you if you upgrade to a multi-gig tier
Manufacturer description
It is certified for major cable internet providers including Xfinity by Comcast and Cox, and it is rated for cable plans up to 800Mbps, so it suits most mainstream gigabit-adjacent tiers without a separate router box on your shelf. Combining the modem and router into one Nighthawk chassis cuts cable clutter and gives you a single device to power-cycle when the connection drops. Before you order, confirm your service type: the C7000 is not compatible with Verizon, Spectrum, AT&T, CenturyLink, DSL providers, DirecTV, DISH, or any bundled voice service, and it will not activate on those…
SpecPicks Verdict
SpecPicks scored Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility… using a rating × review-volume × price-fit model applied to published specs and reviews across the networking category. Amazon Renewed'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.
Frequently Asked Questions
Does the Netgear C7000 work with Xfinity?
Yes. The C7000 is compatible with major cable internet providers including Xfinity by Comcast and Cox. You will still need to activate it on your provider account before it passes traffic.
What internet speeds does the C7000 support?
It is rated as best for cable provider plans up to 800Mbps. If your plan is faster than that, you will not see the full speed you are paying for.
Will this work with Spectrum or AT&T?
No. It is not compatible with Verizon, Spectrum, AT&T, CenturyLink, DSL providers, DirecTV, DISH, or any bundled voice service. It is a cable-only device for the supported providers.
Do I still need a separate WiFi router?
No. The C7000 is a modem and WiFi router combo, so it handles both the provider connection and your home wireless network from one unit.
What does Renewed mean for this Netgear modem?
This is an Amazon Renewed unit, meaning it is a pre-owned device inspected and tested before resale rather than sold new. Check the product listing for the current Renewed guarantee and return window.
Key Features
- Compatible with major cable internet providers including Xfinity and Cox. NOT compatible with Verizon, Spectrum, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service. Best for cable provider plans up to 800Mbps.
Full Specifications
| Brand | NETGEAR |
|---|---|
| Color | black |
| Voltage | 120240 Volts |
| Coverage | 1800 sq ft |
| Frequency | 5 GHz |
| Model Name | AC 1900 |
| Unit Count | 1 Count |
| Antenna Type | Fixed |
| Connectivity | WiFi |
| Model Number | C7000 |
| Built-In Media | Nighthawk AC1900 WiFi Cable Modem Router (C7000)^Ethernet cable^Quick install guide^Power adapter |
| Control Method | App |
| Controller Type | Standard Wired Controller/Wireless Controller |
| Mfr Part Number | C7000-1AZNAS-cr |
| Number of Ports | 6 |
| Special Feature | Alexa Compatible, Parental Control |
| Antenna Location | Gaming |
| Wi-Fi Generation | Wi-Fi 5 |
| Security Protocol | WEP, WPA-PSK, WPA2-PSK |
| Compatible Devices | Printer |
Ready to buy?
Netgear Nighthawk Cable Modem WiFi Router Combo C7000-Compatibility Cable Providers including Xfinity by Comcast, Cox (Renewed) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.
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