What Do Soundbar Numbers Actually Mean? A Straight Answer (and How to Pick One)

Somewhere along the way, buying a soundbar started requiring a decoder ring. You go looking for something to make your TV sound better, and suddenly you're staring at product names like "11.1.4 Ch Dolby Atmos DTS:X MultiBeam" and wondering if you accidentally wandered into an engineering spec sheet. You didn't do anything wrong. The industry just really likes numbers.

Here's the good news: once you know what those numbers mean, picking a soundbar takes about five minutes. Here's the better news: you can get a fully tested, warranty-backed version of nearly any model on this list for a fraction of what it cost new. Let's get into both.

The numbers, decoded

Every soundbar name follows roughly the same formula: [channels].[subwoofer].[overhead speakers]

The first number is how many speakers, or "channels," the system uses — front left, center, front right, and so on. More channels generally means sound comes from more directions instead of just straight ahead.

The number after the decimal (the ".1") tells you whether there's a dedicated subwoofer for bass. A ".0," like on the JBL Bar 300, means the bass is built into the bar itself — no extra box to find a home for.

The last number, when there is one, is overhead speakers — literally aimed up at your ceiling to bounce sound down at you. That's what makes Dolby Atmos and DTS:X feel three-dimensional instead of just "wider." A soundbar without that third number can still say it supports Atmos, but it's decoding the format, not giving you the overhead effect.

So: a 2.1 is a simple stereo bar with a sub. A 5.1 adds real surround presence. A 7.1.4 or 11.1.4 is a full home-theater setup that fills the room, floor to ceiling. None of them is "wrong" — they're built for different rooms and different levels of I want to feel this movie.

Dolby Atmos and DTS:X, by the way, are doing the same basic job — placing sound anywhere in 3D space instead of locking it to fixed channels — they just come from two different companies. Most of the soundbars here support both, so it's not really a decision you need to make.

Finding your tier

Once you know your room and your ambition level, the rest is just matching wattage to walls.

Under $250 — the TV upgrade tier. You're not trying to build a theater, you just want dialogue you can understand and bass that doesn't sound like it's coming through a phone speaker. The Vizio 2.1 Soundbar with Wireless Subwoofer and JBL Bar 2.1 Channel Soundbar both live here — simple, two-piece setups with real bass. If you want something that skips the extra subwoofer box entirely, the JBL Bar 300 and its newer Bar 300 MK2 sibling pack 5 channels into one single bar. And if design and a genuinely tiny footprint matter more to you than sheer power, the Sonos Beam Gen 1 is the one soundbar on this list built as much for your shelf as your ears.

$250–$650 — the movie night tier. This is where surround sound stops being theoretical. The Vizio 33" 5.1 Ch Soundbar System and the open-box Vizio 5.1 Channel 30" Soundbar are both real 5.1 setups at entry-tier pricing. Step up to JBL and you get more headroom: the JBL Bar 500 (or the newer Bar 500 MK2) pushes 590 watts, and the JBL Bar 700 — or its updated Bar 700 MK2 — comes with detachable rear speakers, which is as close as this tier gets to a "real" home theater feel.

$650 and up — the home theater tier. This is the floor-to-ceiling stuff. The JBL Bar 1000 and its newer Bar 1000 MK2 run 7.1.4 — real overhead Atmos, not just Atmos decoding. At the top of the lineup, the JBL Bar 1300X and Bar 1300X MK2 push 1170 watts across 11.1.4 channels. This is the setup for someone who wants their living room to feel like row three at the movies. Neighbors optional.

Quick note on "MK2"

You'll notice several JBL models show up twice — once as the original and once with "MK2" after the name. That's not a typo or a duplicate listing; MK2 simply means it's JBL's updated version of that same soundbar, refreshed with newer hardware and refinements. If both are priced close together, the MK2 is generally the safer pick since it's the newer generation. If the original is priced noticeably lower and you don't need the latest refinements, it's still a fully tested, fully warrantied way to get the same core surround experience for less.

About the "Certified Refurbished" part

Here's the part that actually matters more than any spec: every soundbar in this guide is Certified Refurbished or Open Box, sold through Verdi as an authorized seller — not picked up off a liquidation pallet and shipped as-is. Certified Refurbished means the unit was inspected, tested, and, if needed, repaired before it was ever listed for sale. Open Box means the packaging was opened but the unit inside typically wasn't used or in need of repair. Either way, it's backed by a 12-month warranty, and orders over $50 ship free.

That's the whole pitch, honestly: like new, fully tested, backed by warranty. You're not gambling on a stranger's return. You're getting the same JBL, Sonos, or Vizio soundbar that would've cost two or three times as much a few months ago, tested and guaranteed before it ever reaches your door.

The short version

If you just want better TV audio, start in the under-$250 tier. If you want real surround sound for movie nights, look at the $250–$650 range. If you want your living room to double as a screening room, the $650-and-up lineup is built for exactly that. And whichever tier you land in, check the name for that little string of numbers — now you know exactly what it's telling you.

Browse the full lineup here.