Netgear CM1000 vs Motorola MB8600 – Check Which One Is Best & Why?

Motorola MB8600 & NETGEAR CM1000 share many similarities, but there are also important differences, such as quality, performance, features, design, and connectivity. If you want the best one between them, I Would recommend the Motorola MB8600 rather than the NETGEAR CM1000.

Why Do I Recommend The Motorola MB8600?

  • The Motorola MB8600 has four Gigabit Ethernet ports for connecting multiple wired devices or enabling advanced router configurations without an external switch, while the NETGEAR CM1000 has one Gigabit Ethernet port.
  • Motorola MB8600 supports link aggregation on two Ethernet ports for achieving up to 2 Gbps wired throughput with a compatible router, whereas the NETGEAR CM1000 uses a single 1 Gbps Ethernet connection.
  • It comes with 802.3ad LACP support for combining two LAN ports into one logical high-bandwidth link for multi-gigabit internet plans, while the NETGEAR CM1000 includes no link aggregation capability.
  • The Motorola MB8600 features a 12V 2.5A power adapter for delivering up to 30W of power to support multi-port operation under sustained load, compared to the NETGEAR CM1000’s 12V 1.5A adapter rated at 18W.
  • Motorola MB8600 includes explicit support for DOCSIS 2.0 and 1.1 backward compatibility for maintaining connectivity on legacy cable systems during infrastructure transitions, while the NETGEAR CM1000 specifies backward compatibility to DOCSIS 3.0.
  • It has configurable upstream diplex filter settings of 5–42 MHz and 5–85 MHz for adapting to different cable plant configurations, whereas the NETGEAR CM1000 does not specify adjustable diplex filter options.
  • The Motorola MB8600 lists downstream signal level tolerance of −15 to +15 dBmV for handling wider incoming signal variations from the cable provider, while the NETGEAR CM1000 does not publish a specific downstream power range.
  • Motorola MB8600 includes four active Ethernet ports for distributing wired connections directly from the modem in bridge configurations for lab setups or advanced networking environments, while the NETGEAR CM1000 includes a single Ethernet port.

Maybe the NETGEAR CM1000 can make you comfortable because it’s a little bit cheaper than the Motorola MB8600. But you have to compromise all the above-mentioned features. Now the Decision is Yours. I hope it was helpful to choose the right one.

Side-by-Side Comparison

FeatureMotorola MB8600NETGEAR CM1000
LAN Ethernet ports4 × 1GbE RJ-451 × 1GbE RJ-45
LAN port count used for internet21
Link aggregation (LACP 802.3ad)YesNot specified
Max LAN link (bonded)2 GbpsN/A
DOCSIS 2.0 / 1.1 backward support (explicit)Yes / YesNot specified
Max downstream data rate (listed)6,000 MbpsNot specified
Max upstream data rate (listed)800 MbpsNot specified
Downstream frequency range (listed)108–1002 MHzNot specified
Upstream frequency range (listed)5–85 MHzNot specified
Diplex filter options (listed)5–42 MHz / 5–85 MHzNot specified
Downstream level range (listed)−15 to +15 dBmVNot specified
Power input (adapter)100–240 VAC110–120 VAC
Power output (adapter)12 VDC, 2.5 A12 VDC, 1.5 A
Power output (watts)30 W18 W
Dimensions (in)7.88 × 7.25 × 2.258.80 × 3.50 × 5.90
Dimensions (mm)200 × 184 × 57223.5 × 88.9 × 150
Included accessories (listed)Coax connection tool; Velcro tieNot specified
PriceCheck Motorola MB8600 PriceCheck NETGEAR CM1000 Price

What Common Both Can Do?

  • DOCSIS 3.1: Both modems support the DOCSIS 3.1 standard, which enables multi-gigabit cable internet capability and improved network efficiency. This ensures compatibility with modern high-speed cable internet plans.
  • DOCSIS 3.0 Backward Compatibility: Each device maintains compatibility with DOCSIS 3.0 networks. This allows operation on providers that have not fully transitioned to DOCSIS 3.1 infrastructure.
  • Downstream SC-QAM Channels: Both modems support 32 downstream SC-QAM channels. This allows aggregation of multiple channels for higher download throughput under DOCSIS 3.0 mode.
  • Upstream SC-QAM Channels: Each model supports 8 upstream SC-QAM channels. This enables stable upstream bandwidth for uploads and interactive traffic.
  • Downstream OFDM Channels: Both units include 2 downstream OFDM channels. OFDM improves spectral efficiency and supports higher throughput under DOCSIS 3.1.
  • Upstream OFDMA Channels: Each modem supports 2 upstream OFDMA channels. OFDMA enhances upstream efficiency and performance under DOCSIS 3.1 networks.
  • Gigabit Ethernet Support: Both devices include Gigabit Ethernet capability rated at 10/100/1000 Mbps. This allows full utilization of gigabit-class internet plans.
  • RJ-45 Ethernet Port: Each modem provides at least one RJ-45 Ethernet interface. This ensures compatibility with standard consumer routers.
  • Coaxial Cable Input: Both models use a standard F-type coaxial connector. This allows direct connection to cable wall outlets without proprietary adapters.
  • IPv4 Support: Each modem supports IPv4 networking protocols. This ensures compatibility with existing internet addressing systems.
  • IPv6 Support: Both devices support IPv6. This provides compatibility with next-generation IP addressing and future network expansion.
  • Cable Provider Compatibility: Each modem is designed for use with major cable internet service providers. This ensures wide deployment across DOCSIS-based networks.
  • Modem-Only Design: Both units function strictly as cable modems. They require a separate router for WiFi and network distribution.
  • Built-in WiFi: Neither device includes integrated wireless networking hardware. This allows users to pair them with a router of their choice.
  • Built-in Router: Both models lack integrated routing functionality. Network management and NAT features must be handled by an external router.
  • Operating Temperature Range: Each modem operates within a 0°–40°C (32°–104°F) range. This ensures stable performance under normal indoor environmental conditions.
  • LED Status Indicators: Both devices include front-panel LED indicators. These lights provide visual feedback for power, downstream, upstream, and internet status.
  • External Power Adapter: Each modem uses an external 12 VDC power supply. This separates AC conversion from the modem chassis.
  • Desktop Form Factor: Both models are designed for desktop placement. This supports vertical or horizontal installation depending on model orientation.
  • Black Enclosure: Each modem features a black exterior housing. This matches common networking equipment aesthetics and blends with standard home setups.

Common Features

FeatureMotorola MB8600NETGEAR CM1000
DOCSIS StandardDOCSIS 3.1DOCSIS 3.1
DOCSIS 3.0 Backward CompatibilityYesYes
Downstream SC-QAM Channels3232
Upstream SC-QAM Channels88
Downstream OFDM Channels22
Upstream OFDMA Channels22
Gigabit Ethernet Support10/100/1000 Mbps10/100/1000 Mbps
RJ-45 Ethernet PortYesYes
Coaxial Cable InputF-type connectorF-type connector
IPv4 SupportYesYes
IPv6 SupportYesYes
Cable Provider CompatibilityMajor U.S. cable ISPsMajor U.S. cable ISPs
Modem-Only DesignYesYes
Built-in WiFiNoNo
Built-in RouterNoNo
Operating Temperature Range0°–40°C0°–40°C
LED Status IndicatorsYesYes
External Power Adapter12 VDC12 VDC
Desktop Form FactorYesYes
Black EnclosureYesYes
Price Check Motorola MB8600 Price
Check NETGEAR CM1000 Price

FAQ

Is the Motorola MB8600 compatible with DOCSIS 3.1 internet plans?
Yes, the Motorola MB8600 supports DOCSIS 3.1, allowing it to work with modern high-speed cable internet plans that use the latest DOCSIS standard while also remaining compatible with older DOCSIS 3.0 networks.

Is the NETGEAR CM1000 compatible with DOCSIS 3.1 networks?
Yes, the NETGEAR CM1000 fully supports DOCSIS 3.1, enabling it to handle gigabit-class cable internet services and operate on upgraded cable infrastructures.

Do both modems work with DOCSIS 3.0 service tiers?
Both the Motorola MB8600 and NETGEAR CM1000 are backward compatible with DOCSIS 3.0, allowing them to function on cable networks that have not yet transitioned to DOCSIS 3.1.

Do these modems include built-in WiFi?
Neither the Motorola MB8600 nor the NETGEAR CM1000 includes built-in WiFi, so a separate wireless router is required to create a home network.

Do the Motorola MB8600 and NETGEAR CM1000 have built-in routing features?
Both devices are modem-only units without integrated routing, meaning they must be connected to an external router for NAT, firewall, and WiFi functions.

How many Ethernet ports are available on each modem?
The Motorola MB8600 includes four Gigabit Ethernet ports, while the NETGEAR CM1000 includes one Gigabit Ethernet port for connecting to a router or network device.

Can the Motorola MB8600 support link aggregation?
Yes, the Motorola MB8600 supports link aggregation using two Gigabit Ethernet ports, which can be configured with a compatible router to enable multi-gigabit throughput.

Does the NETGEAR CM1000 support link aggregation?
The NETGEAR CM1000 is designed with a single Gigabit Ethernet port and does not provide link aggregation capability.

Are both modems compatible with major cable internet providers?
Yes, both the Motorola MB8600 and NETGEAR CM1000 are designed for use with major DOCSIS-based cable internet providers, subject to provider approval and activation policies.

Do these modems support IPv6 networking?
Both models support IPv6 in addition to IPv4, ensuring compatibility with modern IP addressing standards and future network expansions.

What channel bonding capabilities do these modems provide?
Each modem supports 32 downstream and 8 upstream SC-QAM channels along with DOCSIS 3.1 OFDM and OFDMA channels, allowing efficient data transmission under both DOCSIS 3.0 and 3.1 modes.

Can either modem be used for cable phone or voice services?
Neither the Motorola MB8600 nor the NETGEAR CM1000 includes built-in telephony ports, so they are not intended for cable voice service bundles.

What type of connection do these modems use for cable input?
Both devices use a standard F-type coaxial connector, allowing them to connect directly to a typical cable wall outlet.

What is the operating temperature range for both models?
Both the Motorola MB8600 and NETGEAR CM1000 are designed to operate within a typical indoor temperature range of 0° to 40°C (32° to 104°F).

Do these modems require professional installation?
No, both models are designed for self-installation, requiring connection to a coaxial cable, power adapter, and router, followed by activation through the internet service provider.