Ethernet Cables: Cat5e vs Cat6 vs Cat6a

Most homes do fine with Cat5e or Cat6. Higher categories help with longer runs and future-proofing.

Cat5e

  • Up to 1 Gbps in most home setups.
  • Good for short runs and basic needs.

Cat6 / Cat6a

  • Better shielding and higher bandwidth.
  • Preferred for 1–10 Gbps networks.

Which to buy

  • Cat6 is a safe default for new installs.
  • Cat6a for long runs or future upgrades.

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Relying on a single test result or ignoring Wi‑Fi conditions is the most common mistake.