Ethernet, Powerline or Mesh: Getting a Reliable Connection to Your TV

Wiring the television fixes more streaming complaints than any other single change. Four ways to do it when running a cable through the wall is not an option.

Almost every buffering guide ends with 'use Ethernet' and then stops. Here is what to do when the router is in the basement and the television is not.

Hardware · 2026-09-09 · 6 min read

Why wired matters more than speed

Bandwidth is rarely the constraint on a modern Canadian plan. Jitter is — the variation in when packets arrive. Wi-Fi delivers packets at irregular intervals, and a live stream with a small buffer has no tolerance for that. It shows up as a stutter every minute or so rather than a sustained slowdown.

An Ethernet cable removes that variability entirely for the one device that matters most. It is the highest-impact change available to most households and it usually costs under twenty dollars.

Option one: run a cable

If it is at all possible, do this. Flat Ethernet cable runs under carpet edges and along baseboards, and a fifteen-metre cable costs less than a month of most subscriptions. It is not elegant but it is definitive.

This is the only option in the list with no caveats. Everything below is a compromise chosen because this one was not available.

Option two: powerline adapters

Powerline sends network traffic over your home's electrical wiring. In a house on a single electrical panel with reasonably modern wiring, it works well and delivers far lower jitter than Wi-Fi.

The caveats are real. Performance depends entirely on your wiring, older homes with mixed circuits can be poor, and the adapters must be on the same circuit phase to work well. Buy from somewhere with a returns policy and test before committing.

  • Plug adapters directly into a wall socket, never a power bar — surge protection filters the signal out.
  • Expect a fraction of the advertised speed. That is normal and usually still plenty for streaming.
  • Older knob-and-tube or heavily mixed wiring can make powerline unusable. Test before you buy in quantity.

Option three: a mesh node, wired to the television

This is the best compromise for most people who cannot run a cable. Place a mesh node near the television and connect the television to it with a short Ethernet cable. The wireless hop still exists, but it happens between two devices designed for it, with better antennas and a dedicated backhaul, and the last leg is wired.

It is a substantial improvement over a television talking directly to a distant router, and it usually helps everything else in that part of the house too.

Option four: fix the Wi-Fi you have

Before spending anything, try the free changes. Move the router up and central rather than into a cupboard or behind the television. Put the streaming device on the 5 GHz band rather than 2.4. Reduce the distance and the number of walls between the two.

In many apartments those three changes are enough on their own, and it is worth ten minutes to find out before buying hardware.

Questions

Does a Fire TV Stick support Ethernet?

Yes, with an official adapter that replaces the power supply. It is one of the cheapest and most effective upgrades available for live sport on a stick.

Is powerline better than Wi-Fi?

Usually for jitter, which is what matters for live streaming — but it depends entirely on your home's wiring. Test it before buying several, and never plug the adapters into a surge-protected power bar.