Soundbar Buying Guide 2026: 5 Things That Actually Matter

Shopping for a soundbar in 2026 means wading through inflated wattage claims, alphabet-soup features and fake surround modes. Here’s the short list of what genuinely changes what you hear — and what you can safely ignore.

1. Channel configuration beats wattage, every time

A soundbar’s channel count tells you far more than its power rating. The numbers work like this: 2.1 is left, right, plus a subwoofer. 5.1.2 adds surround speakers and two up-firing height channels for Dolby Atmos.

Why it matters: dialogue, effects and music are mixed to specific channels. A real 5.1.2 system places sound in space — a helicopter moves over you, dialogue anchors to the screen. A 300W 2.0 bar can’t do that at any volume. If you watch movies, prioritize more physical channels over bigger wattage numbers.

2. HDMI eARC is non-negotiable

eARC (enhanced Audio Return Channel) is the only mainstream connection that carries full-quality Dolby Atmos from your TV to the soundbar over a single cable. Optical tops out at compressed 5.1. Basic ARC can pass Atmos only in a lossy wrapper — fine for streaming, limiting for everything else.

Check that both your TV and the soundbar have eARC before you buy anything else. It’s the difference between “supports Atmos” on paper and actually hearing it.

3. Match the system to your room, not your ego

A massive soundbar system in a 12m² bedroom will spend its life at 20% volume, where it sounds worse than a smaller system playing comfortably. As a rough guide:

• Small rooms (under 15m²): a quality 2.1 bar with a compact sub is plenty.
• Medium rooms (15–25m²): 3.1 or 5.1 systems with a wireless sub.
• Large or open-plan spaces: full 5.1.2 Atmos packages with discrete surrounds — this is where systems like the Jamo HCS B5, a 5.1.2 Dolby Atmos soundbar set, are actually in their element.

4. A real subwoofer. Wireless, preferably

Bass is half of the movie experience and a third of the music experience, and physics won’t let a slim bar produce it alone. A separate subwoofer isn’t an upsell — it’s the foundation. Wireless matters for a boring but real reason: you’ll place it correctly (a corner, near the couch) instead of wherever the cable reaches.

5. Dialogue enhancement you’ll actually use

The single most common soundbar complaint is “I still can’t hear what they’re saying.” Modern mixes push dialogue to the center while effects explode around it. A dedicated center channel — or a well-implemented dialogue/clarity mode — fixes this permanently. Try it in the first week; if it works, you’ll use it forever.

What you can safely ignore

• Huge wattage numbers. Often measured at 10% distortion across a single channel. Meaningless for comparison.
• 27 sound modes. You’ll use two: one for movies, one for music. The rest are menu filler.
• “Virtual Atmos.” DSP tricks can widen a stage, but they cannot put sound above you. Only physical height channels can.

Our shortlist logic

For most living rooms we point people at a true 5.1.2 package first: bar + sub + surrounds + height channels, eARC onboard, done in one box. The Jamo HCS B5 fits that brief at $499 — Danish tuning, real Atmos, no gimmick features. For smaller rooms or stereo-first listeners, a quality 2.1 setup wins on value.

Buy for your room, wire it with eARC, spend ten minutes on dialogue settings — and stop thinking about it for the next five years.

Gear Radar is our editorial corner: buying guides, reviews and tutorials for people who care about how things sound. No sponsored rankings, ever.