NETGEAR - Nighthawk DOCSIS 3.1 Cable Modem - Black
Customers are saying
Customers love the product's outstanding speed and performance, highlighting its ease of use and simple setup for a seamless connection. They also appreciate its affordability, compatibility (especially with DOCSIS 3.1), and the absence of lag or overheating issues. However, a few customers noted limitations such as the number of Ethernet ports and occasional concerns about signal strength.
Highlights
Cable Modem Only. External Router Needed
This is a cable modem. Separate wifi router required for wifi connectivity. Recommended to pair with a NETGEAR wifi router.
Compatibility
Compatible with XFINITY from Comcast, Cox, and Spectrum. Call your Internet service provider for additional compatibility information.
Optimize Your Internet
With an outdated modem, you may not be getting the Internet speeds you paid for. Update your equipment to get better upload and download speeds, and a better Internet experience at home.
Works With Any Wifi Router
Connect any wifi router to this modem's Ethernet port to support all your wireless devices.
DOCSIS 3.1
DOCSIS 3.1 allows you to support new DOCSIS 3.1 and Gigabit internet services.
Best For Cable Provider Plans Up To 1 Gigabit Speed
32x8 Channel Bonding and DOCSIS 3.1 technology delivers the fastest Internet to your home - even during peak Internet usage hours!
DOCSIS 3.1 Technology
Up to 10x faster download speeds than the DOCSIS 3.0 standard. Fully backward-compatible with previous DOCSIS standards.
Ethernet Port
1 Gigabit Ethernet port connects to your computer or separate wifi router.
- Internet Service Provider (ISP) CompatibilityCox Communications, XFINITY from Comcast, SpectrumDownstream Data Speed1000.0 megabits per secondUpstream Data Speed240.0 megabits per secondChannel Bonding32 x 8Number of LAN Ports1
Reviews
Rating 4.7 out of 5 stars with 4284 reviews
- Speed (1643)
- Performance (833)
- Ease of use (766)
- Setup (215)
- Compatibility (115)
- Lag (25)
- Ethernet Ports (22)
- Heat (19)
- Signal Strength (17)
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
From the manufacturer
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The Nighthawk CM3000 multi-gigabit speed cable modem by NETGEAR supports link aggregation to deliver true multi-gigabit Internet speeds. The future-proof cable modem supports fast Internet speeds. This DOCSIS 3.1 cable modem is ready for any of today's service plans and future upgrades. Take a big leap forward with the next-generation Nighthawk CM3000 DOCSIS 3.1 high-speed cable modem with mid/high-split technology, specifically engineered to handle fast cable Internet speeds. With upload speeds up to 1Gbps and 2.5Gbps download speeds, your entire family can enjoy 10 times faster upload and download speeds for lag-free gaming, crisp videoconferencing, smoother music and video streaming, and instant app downloads over DOCSIS 3.0.2. To push your performance even further, simply pair it with a NETGEAR Wi-Fi 7 router or Orbi system (sold separately). The Nighthawk CM3000 works seamlessly with most major US cable service providers, easily supporting 2Gbps home Internet speeds and even up to 200 Mbps upload speeds delivered by Xfinity.

Upgrade to faster speeds with the revolutionary DOCSIS 3.1 mid/high-split cable modem from NETGEAR. The Nighthawk CM2500 cable modem is specifically engineered to handle today’s faster DOCSIS 3.1 cable internet speeds that can only be accessed with mid/high-split technology, such as Xfinity’s 900Mbps Internet download speeds and 100Mbps upload speeds. Your entire family can enjoy faster download speeds up to 2Gbps (with link aggregation) and unprecedented upload speeds up to 1Gbps for lag-free gaming, crisp video conferencing, smoother music and video streaming, and instant app downloads. Connect for multi-gig speeds up to 2Gbps by connecting the two 1Gig ports to a router that supports Internet with link aggregation. And to push your Nighthawk’s performance even further, you can simply pair the CM2500 with a NETGEAR WiFi 6E or WiFi7 router or with our amazing Orbi system. The Nighthawk CM2500 works seamlessly with every major U.S. cable service provider.

The ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem is capable of delivering true Gigabit speeds. It's approved for use with Cox, Spectrum, Xfinity and others supporting cable internet speed plans up to 1 Gbps. Upgrading your home network starts with your modem.
| Pros for NETGEAR - Nighthawk DOCSIS 3.1 Cable Modem - Black | |||
|---|---|---|---|
| Speed, Ease of use, Setup, Performance, Compatibility | Overall Performance, Speed, Setup, Connectivity, Ease of Use | Overall Performance, Speed, Connectivity | Speed, Overall Performance, Ease of use, Setup, Connectivity |
| Cons for NETGEAR - Nighthawk DOCSIS 3.1 Cable Modem - Black | |||
| Lag, Heat, Ethernet Ports, Signal Strength | There were no cons for this product— | There were no cons for this product— | Heat, Lag |







































































