NETGEAR CM500 Cable Modem (DOCSIS 3.0) for Xfinity, Cox vs ARRIS SB6183 Cable Modem - DOCSIS 3.0 16x4 Gigabit

Overall winner: ARRIS SB6183 Cable Modem - DOCSIS 3.0 16x4 Gigabit

Key Differences

ARRIS SB6183 (A) lists 16x4 channel bonding and a gigabit Ethernet port and is offered at a lower listed price tier; NETGEAR CM500 (B) is marketed for compatibility with specific providers (Xfinity, Cox) and has more user reviews but a slightly lower average rating. Pick ARRIS if you want higher channel bonding specs and a more affordable option; pick NETGEAR if you prioritize explicit provider branding and wider reported compatibility with routers

NETGEAR CM500 Cable Modem (DOCSIS 3.0) for Xfinity, Cox

NETGEAR CM500 Cable Modem (DOCSIS 3.0) for Xfinity, Cox

NETGEAR • ★ 4.2/5 • Mid-Range

DOCSIS 3.0 cable modem compatible with major providers, enabling rental-fee savings when paired with a router. Customers report reliable setup and good speed, though some compatibility notes exist

Pros

  • saves monthly rental fees
  • easy to set up
  • works with most wifi routers
  • supports carrier speeds up to specified plans

Cons

  • mixed compatibility reports with some providers
  • mixed reliability on some connections
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ARRIS SB6183 Cable Modem - DOCSIS 3.0 16x4 Gigabit

ARRIS SB6183 Cable Modem - DOCSIS 3.0 16x4 Gigabit

ARRIS • ★ 4.2/5 • Mid-Range

DOCSIS 3.0 cable modem with 16 downstream and 4 upstream channels for gigabit speeds. Supports IPv4/IPv6 and is compatible with many US providers. Users note easy setup and value, with some reliability concerns over time

Pros

  • 16x4 channel bonding for faster downloads
  • Gigabit Ethernet port
  • IPv4/IPv6 compatibility
  • Easy setup and out-of-the-box usability

Cons

  • Mixed reliability after extended use
  • Performance depends on ISP service
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Head-to-Head

CriteriaWinner
Price ARRIS
Durability Tie
Versatility ARRIS
User Reviews ARRIS