But how do you know which soundbar to choose?

Should you choose a 5.1, 3.1, or 2.1 soundbar, and what’s the difference between them?

What Do These Soundbar Numbers Mean?

modern soundbar on tv unit

Proxima Studio/Shutterstock

While these numbers may look a little confusing, they’re easy to understand.

Now, in some speaker configurations, you’ll see a third number, like 5.1.3.

But here’s the thing with soundbars.

Illustration of surround sound 5.1

Samsung

Because of their shape and style, the number of speakers doesn’t always represent what you see physically.

Soundbars arrange their speakers along the length of the unit.

5.1 vs. 3.1 vs. 2.1 Soundbar: What’s the Difference?

illustration of surround sound 9.2.2

What Is a 2.1 Soundbar?

What Is a 3.1 Soundbar?

The extra speaker significantly improves the overall balance of your audio and makes vocals and other dialog clearer.

samsung Q990C Q-Series soundbar in front of tv

Samsung

A soundbar of sufficient size will have three speakers.

What Is a 5.1 Soundbar?

What About Dolby Atmos and DTS:X?

sony ht-s2000 soundbar on unit

Sony

Soundbar audio is good.

Great, even, depending on the soundbar you buy.

But when you buy a soundbar, the number of speakers isn’t all you should consider.

denon DHT-S217 soundbar in front of tv

Denon

What 5.1, 3.1, or 2.1 Soundbar Should You Buy?

What’s really key is your budget.